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ericsson internal product specification 1 (3) prepared (also subject responsible if other) no. sec/s kevin zhou 1/1301-bmr 602 uen approved checked date rev reference sec/s kevin zhou micpjwi 2007-12-13 e key features ? industry standard sixteenth-brick 33.02 x 22.86 x 9.90 mm (1.3 x 0.9 x 0.39 in.) ? wide output adjust, e.g. 3.3v +10/-40% ? 1500 vdc input to output isolation ? meets isolation requirements equivalent to basic insulation according to iec/en/ul 60950 ? more than 1.61 million hours mtbf general characteristics ? pre-biased start-up capability ? output over voltage protection ? input under voltage shut-down ? over temperature protection ? monotonic start-up ? output short-circuit protection ? remote sense ? remote control ? output voltage adjust function ? highly automated manufacturing ensures quality ? iso 9001/14001 certified supplier safety approvals design for environment meets requirements in high- temperature lead-free soldering processes. limited internal table of contents 1 (1) prepared (also subject responsible if other) no. sec/s kevin zhou 001 52-en/lzt 146 308 uen approved checked date rev reference 2007-12-18 f contents general info rmation ............................................................. 2 safety specifi cation ............................................................. 3 absolute maximu m rating s ............................................................. 4 product program ordering no. 1.2v, 25a / 30w electrical specification pku 431 8l .......................................... 5 1.5v, 25a / 37.5w electrical specification pku 431 8h........................................... 8 1.8v, 25a / 45w electrical specification pku 441 8g......................................... 11 2.5v, 15a / 37.5w electrical specification pku 431 9 ........................................... 14 3.3v, 15a / 50w electrical specification pku 451 0 ........................................... 17 5.0v, 10a / 50w electrical specification pku 451 1 ........................................... 20 12.0v, 4.2a / 50w electrical specification pku 451 3 ........................................... 23 15.0v, 3.3a / 50w electrical specification pku 451 5 ........................................... 26 emc specifica tion ........................................................... 29 operating info rmation ........................................................... 30 thermal consid eratio n ........................................................... 32 connectio ns ........................................................... 33 mechanical in formation ........................................................... 34 soldering info rmation ........................................................... 36 delivery info rmation ........................................................... 37 product qualificatio n specificat ion ........................................................... 38 e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation
ericsson internal product specification 2 (3) prepared (also subject responsible if other) no. sec/s kevin zhou 1/1301-bmr 602 uen approved checked date rev reference sec/s kevin zhou micpjwi 2007-12-13 e general information ordering information see contents for individual product ordering numbers. option suffix ordering no. isolated surface mount isolated through-hole positive remote control logic lead length 3.69 mm (0.145 in) lead length 4.57 mm (0.180 in) si pi p la lb pku 4510 si pku 4510 pi pku 4510 pip pku 4510 pila pku 4510 pilb note 1: as an example a through-hole mounted, positive logic, short pin product would be pku 4510 pipla. note 2: only pi version supports short pin option. reliability the mean time between failure (mtbf) is calculated at full output power and an operating ambient temperature (t a ) of +40c, which is a typical condition in information and communication technology (ict) equipment. different methods could be used to calculate the predicted mtbf and failure rate which may give different results. ericsson power modules currently uses telcordia sr332. predicted mtbf for the series is: - 1.61 million hours according to telcordia sr332, issue 1, black box technique. telcordia sr332 is a commonly used standard method intended for reliability calculations in ict equipment. the parts count procedure used in this method was originally modelled on the methods from mil-hdbk-217f, reliability predictions of electronic equipment. it assumes that no reliability data is available on the actual units and devices for which the predictions are to be made, i.e. all predictions are based on generic reliability parameters. compatibility with rohs requirements the products are compatible with the relevant clauses and requirements of the rohs directive 2002/95/ec and have a maximum concentration value of 0.1% by weight in homogeneous materials for le ad, mercury, hexavalent chromium, pbb and pbde and of 0.01% by weight in homogeneous materials for cadmium. exemptions in the rohs directive utilized in ericsson power modules products include: - lead in high melting temperature type solder (used to solder the die in semiconductor packages) - lead in glass of electronics components and in electronic ceramic parts (e.g. fill material in chip resistors) - lead as an alloying element in copper alloy containing up to 4% lead by weight (used in connection pins made of brass) quality statement the products are designed and manufactured in an industrial environment wher e quality systems and methods like iso 9000, 6 (sigma), and spc are intensively in use to boost the continuous improvements strategy. infant mortality or early failures in the products are screened out and they are subjected to an ate-based final test. conservative design rules, design reviews and product qualifications, plus the high competence of an engaged work force, contribute to the high quality of our products. warranty warranty period and conditions are defined in ericsson power modules general terms and conditions of sale. limitation of liability ericsson power modules does not make any other warranties, expressed or imp lied including any warranty of merchantability or fitness for a particular purpose (including, but not limited to, use in life support applications, where malfunctions of product can cause injury to a person?s health or life). e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 2
ericsson internal product specification 3 (3) prepared (also subject responsible if other) no. sec/s kevin zhou 1/1301-bmr 602 uen approved checked date rev reference sec/s kevin zhou micpjwi 2007-12-13 e safety specification general information ericsson power modules dc/dc converters and dc/dc regulators are designed in accordance with safety standards iec/en/ul60950, safety of information technology equipment . iec/en/ul60950 contains requirements to prevent injury or damage due to the following hazards: ? electrical shock ? energy hazards ? fire ? mechanical and heat hazards ? radiation hazards ? chemical hazards on-board dc-dc converters are defined as component power supplies. as components they cannot fully comply with the provisions of any safety requirements without ?conditions of acceptability?. it is the responsibility of the installer to ensure that the final product housing these components complies with the requirements of all applicable safety standards and directives for the final product. component power supplies for general use should comply with the requirements in iec60950, en60950 and ul60950 ?safety of information technology equipment?. there are other more product related standards, e.g. ieee802.3af ?ethernet lan/man data terminal equipment power?, and ets300132-2 ?power supply interface at the input to telecommunications equipment; part 2: dc?, but all of these standards are based on iec/en/ul60950 with regards to safety. ericsson power modules dc/dc converters and dc/dc regulators are ul60950 recognized and certified in accordance with en60950. the flammability rating for all construction parts of the products meets requirements for v-0 class material according to iec 60695-11-10. the products should be installed in the end-use equipment, in accordance with the requirements of the ultimate application. normally the output of the dc/dc converter is considered as selv (safety extra low voltage) and the input source must be isolated by minimum double or reinforced insulation from the primary circuit (ac mains) in accordance with iec/en/ul60950. isolated dc/dc converters it is recommended that a slow blow fuse with a rating twice the maximum input current per selected product be used at the input of each dc/dc converter. if an input filter is used in the circuit the fuse should be placed in front of the input filter. in the rare event of a component problem in the input filter or in the dc/dc converter that imposes a short circuit on the input source, this fuse will provide the following functions: ? isolate the faulty dc/dc converter from the input power source so as not to affect the operation of other parts of the system. ? protect the distribution wiring from excessive current and power loss thus preventing hazardous overheating. the galvanic isolation is verified in an electric strength test. the test voltage (v iso ) between input and output is 1500 vdc or 2250 vdc for 60 seconds (refer to product specification). leakage current is less than 1 a at nominal input voltage. 24 v dc systems the input voltage to the dc/dc converter is selv (safety extra low voltage) and the output remains selv under normal and abnormal operating conditions. 48 and 60 v dc systems if the input voltage to ericsson power modules dc/dc converter is 75 vdc or less, then the output remains selv (safety extra low voltage) under normal and abnormal operating conditions. single fault testing in the in put power supply circuit should be performed with the dc/dc converter connected to demonstrate that the input voltage does not exceed 75 vdc. if the input power source circ uit is a dc power system, the source may be treated as a tnv2 circuit and testing has demonstrated compliance with selv limits and isolation requirements equivalent to basic insulation in accordance with iec/en/ul60950. non-isolated dc/dc regulators the input voltage to the dc/dc regulator is selv (safety extra low voltage) and the output remains selv under normal and abnormal operating conditions. e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 3
ericsson internal product specification 1 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4318/5 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d absolute maximum ratings characteristics min typ max unit t ref operating temperature (see thermal co nsideration section) -45 +110 c t s storage temperature -55 +125 c v i input voltage -0.5 +80 v v iso isolation voltage (inp ut to output test voltage) 1500 vdc v tr input voltage transient (t p 100 ms) 100 v positive logic option -0.5 25 v v rc remote control pin voltage (see operating information section) negative logic option -0.5 25 v v adj adjust pin voltage (see operating information section) -0.5 6 v stress in excess of absolute maximum ratings may cause permanent damage. absolute maximum ratings, sometimes referred to as no destruction limits, are normally tested with one parameter at a time exceeding the limits of output data or electrical characteristics. if exposed to s tress above these limits, function and performance may degrade in an unspecified manner. fundamental circuit diagram bias supply and otp isolated feedback primary driver + in rc - in + out secondary driver control and supervision + sense - sense - out v adj primary secondary e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 4
ericsson internal product specification 2 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4318/5 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d 1.2 v/25 a electrical specification pku 4318l t ref = -30 to +110oc, v i = 36 to 75 v, sense pins connected to output pins unless otherwise spec ified under conditions. typical values given at: t ref = +25c , v i = 53 v , max i o , unless otherwise specified under conditions. an external capacitor of 1 f is used on the input during all measurements. characteristics conditions min typ max unit v i input voltage range 36 75 v v ioff turn-off input voltage decreasing input voltage see note 1 29 31 33 v v ion turn-on input voltage increasing input voltage see note 1 32 33 34.5 v c i internal input capacitance 0.5 f p o output power output voltage initial setting 0 30 w 50 % of max i o 83.5 max i o 82.5 50 % of max i o , v i = 48 v 84 efficiency max i o , v i = 48 v 83 % p d power dissipation max i o 6.3 10 w p li input idling power i o = 0 a, v i = 53 v 1.8 w p rc input standby power v i = 53 v (turned off with rc) 0.13 w f s switching frequency 0-100 % of max i o 290 320 350 khz v oi output voltage initial setting and accuracy t ref = +25c, v i = 53 v , max i o 1.176 1.20 1.224 v output adjust range see operating information 1.00 1.32 v output voltage tolerance band 0-100 % of max i o 1.16 1.24 v idling voltage i o = 0 a 1.18 1.22 v line regulation max i o 5 12 mv v o load regulation v i = 53 v, 0-100 % of max i o 5 10 mv v tr load transient voltage deviation 160 250 mv t tr load transient recovery time v i = 53 v, load step 25-75-25 % of max i o , di/dt = 7 a/ s, 25 50 s t r ramp-up time (from 10 ? 90 % of v oi ) 5 6 7 ms t s start-up time (from v i connection to 90 % of v oi ) 0-100 % of max i o 9 10 11 ms max i o 0.05 0.1 0.2 ms t f v i shut-down fall time (from v i off to 10 % of v o ) i o = 10 % of max i o 0.3 0.7 1.0 ms rc start-up time max i o 5 ms max i o 0.5 ms t rc rc shut-down fall time (from rc off to 10 % of v o ) i o = 10 % of max i o 0.5 ms i o output current 0 25 a i lim current limit threshold t ref < max t ref 26 31 35 a i sc short circuit current t ref = 25oc, see note 2 20 a v oac output ripple & noise see ripple & noise section, max i o , v oi 70 130 mvp-p ovp over voltage protection t ref = +25c, v i = 53 v, 0-100 % of max i o 1.55 v note 1: see operating information section turn-off input voltage. note 2: rms current in hiccup mode, v o lower than aprox 0.5 v. e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 5
ericsson internal product specification 3 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4318/5 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d 1.2 v/25 a typical characteristics pku 4318l efficiency power dissipation 65 70 75 80 85 90 0 5 10 15 2 0 2 5 [a] [%] 36 v 48 v 53 v 75 v 0 2 4 6 8 10 0 5 10 15 20 25 [a] [w] 36 v 48 v 53 v 75 v efficiency vs. load current and input voltage at t ref = +25 c dissipated power vs. load current and input voltage at t ref = +25c output current derating thermal resistance 0 5 10 15 20 25 30 0 20406080100[c] [a] 3.0 m/s 2.0 m/s 1.5 m/s 1.0 m/s nat. conv. 0 2 4 6 8 10 12 0.00.51.01.52.02.53.0[m/s] [c/w] available load current vs. ambient air temperature and airflow at v i = 53 v. see thermal consideration section. thermal resistance vs. ai rspeed measured at the converter. tested in wind tunnel with airflow and test conditions as per the thermal consideration section. output characteristics current limit characteristics 1. 10 1. 15 1. 2 0 1. 2 5 1. 3 0 0 5 10 15 2 0 2 5 [a] [v] 36 v 48 v 53 v 75 v 0.00 0.50 1.00 1.50 2.00 16 18 20 22 24 26 28 30 32 [a] [v] 36 v 48 v 53 v 75 v o utput voltage vs. load current at t ref = +25c o utput voltage vs. load current at i o > max i o , t ref = +25c at v o lower than approx 0.5 v the module enters hiccup mode e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 6
ericsson internal product specification 4 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4318/5 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d 1.2 v/25 a typical characteristics pku 4318l start-up shut-down start-up enabled by connecting v i at: t ref = +25c, v i = 53 v, i o = 25 a resistive load. top trace: output voltage ( 0.5 v/div.). bottom trace: input voltage ( 20 v/div.). time scale: ( 5 ms/div.). shut-down enabled by disconnecting v i at: t ref = +25c, v i = 53 v, i o = 25 a resistive load. top trace: output voltage ( 0.5 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 0.2 ms/div.). output ripple & noise output load transient response output voltage ripple at: t ref = +25c, v i = 53 v, i o = 25 a resistive load. trace: output voltage ( 20 mv/div.). time scale: ( 2 s/div.). output voltage response to load current step- change (6.25 - 18.75 - 6.25 a) at: t ref =+25c, v i = 53 v. top trace: output voltage ( 200 mv/div.). bottom trace: load current ( 10 a/div.). time scale: ( 0.1 ms/div.). output voltage adjust (see operating information) passive adjust the resistor value for an adjusted output voltage is calculated by using the following equations: output voltage adjust upwards, increase: ( ) ? ? ? ? ? ? ? ? ? ? ? + = 22.10 % 511 %225.1 %10020.111.5 radj k example: increase 4% =>v out = 1.248vdc ( ) ? ? ? ? ? ? ? ? ?? + 22.10 4 511 4225.1 410020.111.5 k = 128 k output voltage adjust downwards, decrease: 22.10 % 511 ? ? ? ? ? ? ? ? ? = radj k example: decrease 2% =>v out = 1.176 vdc 22.10 2 511 ? ? ? ? ? ? ? ? ? k = 245 k active adjust the output voltage may be adjusted using a voltage applied to the vadj pin. this voltage is calculated by using the following equation: ? ? ? ? ? ? ? ? ? += 20.1 20.1 45.2225.1 vdesired vadj v example: upwards => 1.30 v ? ? ? ? ? ? ? ? ? + 20.1 20.130.1 45.2225.1 v = 1.43 v example: downwards => 1.0 v ? ? ? ? ? ? ? ? ? + 20.1 20.100.1 45.2225.1 v = 0.82 v e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 7
ericsson internal product specification 2 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4318/2 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d 1.5 v/25 a electrical specification pku 4318h t ref = -30 to +110oc, v i = 36 to 75 v, sense pins connected to output pins unless otherwise spec ified under conditions. typical values given at: t ref = +25c , v i = 53 v , max i o , unless otherwise specified under conditions. an external capacitor of 1 f is used on the input during all measurements. characteristics conditions min typ max unit v i input voltage range 36 75 v v ioff turn-off input voltage decreasing input voltage see note 1 29 31 33 v v ion turn-on input voltage increasing input voltage see note 1 32 33 34.5 v c i internal input capacitance 0.5 f p o output power output voltage initial setting 0 37.5 w 50 % of max i o 86 max i o 85 50 % of max i o , v i = 48 v 86 efficiency max i o , v i = 48 v 85 % p d power dissipation max i o 6.7 10 w p li input idling power i o = 0 a, v i = 53 v 2 w p rc input standby power v i = 53 v (turned off with rc) 0.15 w f s switching frequency 0-100 % of max i o 290 320 350 khz v oi output voltage initial setting and accuracy t ref = +25c, v i = 53 v , max i o 1.47 1.50 1.53 v output adjust range see operating information 1.00 1.65 v output voltage tolerance band 0-100 % of max i o 1.455 1.545 v idling voltage i o = 0 a 1.48 1.52 v line regulation max i o 5 12 mv v o load regulation v i = 53 v, 0-100 % of max i o 5 10 mv v tr load transient voltage deviation 120 250 mv t tr load transient recovery time v i = 53 v, load step 25-75-25 % of max i o , di/dt = 7 a/ s, 15 50 s t r ramp-up time (from 10 ? 90 % of v oi ) 3.5 5 6 ms t s start-up time (from v i connection to 90 % of v oi ) 0-100 % of max i o 7 9 10 ms max i o 0.05 0.1 0.2 ms t f v i shut-down fall time (from v i off to 10 % of v o ) i o = 10 % of max i o 0.7 ms rc start-up time max i o 5 ms max i o 0.6 ms t rc rc shut-down fall time (from rc off to 10 % of v o ) i o = 10 % of max i o 0.65 ms i o output current 0 25 a i lim current limit threshold t ref < max t ref 26 31 35 a i sc short circuit current t ref = 25oc, see note 2 20 a v oac output ripple & noise see ripple & noise section, max i o , v oi 80 150 mvp-p ovp over voltage protection t ref = +25c, v i = 53 v, 0-100 % of max i o 1.9 v note 1: see operating information section turn-off input voltage. note 2: rms current in hiccup mode, v o lower than aprox 0.5 v. e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 8
ericsson internal product specification 3 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4318/2 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d 1.5 v/25 a typical characteristics pku 4318h efficiency power dissipation 70 75 80 85 90 95 0 5 10 15 20 25 [a] [%] 36 v 48 v 53 v 75 v 0 2 4 6 8 10 0 5 10 15 20 25 [a] [w] 36 v 48 v 53 v 75 v efficiency vs. load current and input voltage at t ref = +25 c dissipated power vs. load current and input voltage at t ref = +25c output current derating thermal resistance 0 5 10 15 20 25 30 0 20 40 60 80 100 [c] [a] 3.0 m/s 2.0 m/s 1.5 m/s 1.0 m/s nat. conv. 0 2 4 6 8 10 12 14 0.0 0.5 1.0 1.5 2.0 2.5 3.0 [ m/s ] [c/w] available load current vs. ambient air temperature and airflow at v i = 53 v. see thermal consideration section. thermal resistance vs. ai rspeed measured at the converter. tested in wind tunnel with airflow and test conditions as per the thermal consideration section. output characteristics current limit characteristics 1. 4 0 1. 4 5 1. 5 0 1. 5 5 1. 6 0 0 5 10 15 20 25 [a] [v] 36 v 48 v 53 v 75 v 0.00 0.50 1. 0 0 1. 5 0 2.00 16 18 20 22 24 26 28 30 32 [a] [v] 36 v 48 v 53 v 75 v o utput voltage vs. load current at t ref = +25c o utput voltage vs. load current at i o > max i o , t ref = +25c at v o lower than approx 0.5 v the module enters hiccup mode e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 9
ericsson internal product specification 4 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4318/2 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d 1.5 v/25 a typical characteristics pku 4318h start-up shut-down start-up enabled by connecting v i at: t ref = +25c, v i = 53 v, i o = 25 a resistive load. top trace: output voltage ( 0.5 v/div.). bottom trace: input voltage ( 20 v/div.). time scale: ( 5 ms/div.). shut-down enabled by disconnecting v i at: t ref = +25c, v i = 53 v, i o = 25 a resistive load. top trace: output voltage ( 0.5 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 0.2 ms/div.). output ripple & noise output load transient response output voltage ripple at: t ref = +25c, v i = 53 v, i o = 25 a resistive load. trace: output voltage ( 20 mv/div.). time scale: ( 2 s/div.). output voltage response to load current step- change (6.25 - 18.75 - 6.25 a) at: t ref =+25c, v i = 53 v. top trace: output voltage ( 200 mv/div.). bottom trace: load current ( 10 a/div.). time scale: ( 0.1 ms/div.). output voltage adjust (see operating information) passive adjust the resistor value for an adjusted output voltage is calculated by using the following equations: output voltage adjust upwards, increase: ( ) ? ? ? ? ? ? ? ? ? ? ? + = 22.10 % 511 %225.1 %10050.111.5 radj k example: increase 4% =>v out = 1.56 vdc ( ) ? ? ? ? ? ? ? ? ?? + 22.10 4 511 4225.1 410050.111.5 k = 24.7 k output voltage adjust downwards, decrease: 22.10 % 511 ? ? ? ? ? ? ? ? ? = radj k example: decrease 2% =>v out = 1.47 vdc 22.10 2 511 ? ? ? ? ? ? ? ? ? k = 245 k active adjust the output voltage may be adjusted using a voltage applied to the vadj pin. this voltage is calculated by using the following equation: ? ? ? ? ? ? ? ? ? += 50.1 50.1 45.2225.1 vdesired vadj v example: upwards => 1.60 v ? ? ? ? ? ? ? ? ? + 50.1 50.160.1 45.2225.1 v = 1.39 v example: downwards => 1.0 v ? ? ? ? ? ? ? ? ? + 50.1 50.100.1 45.2225.1 v = 0.41 v e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 10
ericsson internal product specification 2 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4418/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d 1.8 v/25 a electrical specification pku 4418g t ref = -30 to +110oc, v i = 36 to 75 v, sense pins connected to output pins unless otherwise spec ified under conditions. typical values given at: t ref = +25c , v i = 53 v , max i o , unless otherwise specified under conditions. an external capacitor of 1 f is used on the input during all measurements. characteristics conditions min typ max unit v i input voltage range 36 75 v v ioff turn-off input voltage decreasing input voltage see note 1 29 31 33 v v ion turn-on input voltage increasing input voltage see note 1 32 33 34.5 v c i internal input capacitance 0.5 f p o output power output voltage initial setting 0 45 w 50 % of max i o 86.4 max i o 86.0 50 % of max i o , v i = 48 v 86.8 efficiency max i o , v i = 48 v 86.3 % p d power dissipation max i o 7.3 11.5 w p li input idling power i o = 0 a, v i = 53 v 2.4 w p rc input standby power v i = 53 v (turned off with rc) 0.15 w f s switching frequency 0-100 % of max i o 290 320 350 khz v oi output voltage initial setting and accuracy t ref = +25c, v i = 53 v , max i o 1.764 1.80 1.836 v output adjust range see operating information 1.00 1.98 v output voltage tolerance band 0-100 % of max i o 1.75 1.85 v idling voltage i o = 0 a 1.77 1.82 v line regulation max i o 5 12 mv v o load regulation v i = 53 v, 0-100 % of max i o 4 10 mv v tr load transient voltage deviation 120 250 mv t tr load transient recovery time v i = 53 v, load step 25-75-25 % of max i o , di/dt = 7 a/ s, 20 50 s t r ramp-up time (from 10 ? 90 % of v oi ) 3.5 5 6 ms t s start-up time (from v i connection to 90 % of v oi ) 0-100 % of max i o 7 9 10 ms max i o 0.05 0.1 0.2 ms t f v i shut-down fall time (from v i off to 10 % of v o ) i o = 10 % of max i o 0.3 0.7 1.0 ms rc start-up time max i o 7 ms max i o 0.2 ms t rc rc shut-down fall time (from rc off to 10 % of v o ) i o = 10 % of max i o 0.7 ms i o output current 0 25 a i lim current limit threshold t ref < max t ref 26 31 35 a i sc short circuit current t ref = 25oc, see note 2 20 a v oac output ripple & noise see ripple & noise section, max i o , v oi 85 150 mvp-p ovp over voltage protection t ref = +25c, v i = 53 v, 0-100 % of max i o 2.2 v note 1: see operating information section turn-off input voltage. note 2: rms current in hiccup mode, v o lower than aprox 0.5 v. e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 11
ericsson internal product specification 3 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4418/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d 1.8 v/25 a typical characteristics pku 4418g efficiency power dissipation 65 70 75 80 85 90 0 5 10 15 2 0 2 5 [a] [%] 36 v 48 v 53 v 75 v 0 2 4 6 8 10 0 5 10 15 2 0 2 5 [a] [w] 36 v 48 v 53 v 75 v efficiency vs. load current and input voltage at t ref = +25 c dissipated power vs. load current and input voltage at t ref = +25c output current derating thermal resistance 0 5 10 15 20 25 30 0 20 40 60 80 100 [c] [a] 3.0 m/s 2.0 m/s 1.5 m/s 1.0 m/s nat. conv. 0 2 4 6 8 10 12 0.0 0.5 1.0 1.5 2.0 2.5 3.0 [m/s] [c/w] available load current vs. ambient air temperature and airflow at v i = 53 v. see thermal consideration section. thermal resistance vs. ai rspeed measured at the converter. tested in wind tunnel with airflow and test conditions as per the thermal consideration section. output characteristics current limit characteristics 1.70 1.75 1.80 1.85 1.90 0 5 10 15 20 25 [a] [v] 36 v 48 v 53 v 75 v 0.00 0.50 1.00 1.50 2.00 16 18 20 22 24 26 28 30 32 [a] [v] 36 v 48 v 53 v 75 v o utput voltage vs. load current at t ref = +25c o utput voltage vs. load current at i o > max i o , t ref = +25c at v o lower than approx 0.5 v the module enters hiccup mode e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 12
ericsson internal product specification 4 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4418/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 d 1.8 v/25 a typical characteristics pku 4418g start-up shut-down start-up enabled by connecting v i at: t ref = +25c, v i = 53 v, i o = 25 a resistive load. top trace: output voltage ( 0.5 v/div.). bottom trace: input voltage ( 20 v/div.). time scale: ( 5 ms/div.). shut-down enabled by disconnecting v i at: t ref = +25c, v i = 53 v, i o = 25 a resistive load. top trace: output voltage ( 0.5 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 0.2 ms/div.). output ripple & noise output load transient response output voltage ripple at: t ref = +25c, v i = 53 v, i o = 25 a resistive load. trace: output voltage ( 20 mv/div.). time scale: ( 2 s/div.). output voltage response to load current step- change (6.25 - 18.75 - 6.25 a) at: t ref =+25c, v i = 53 v. top trace: output voltage ( 200 mv/div.). bottom trace: load current ( 10 a/div.). time scale: ( 0.1 ms/div.). output voltage adjust (see operating information) passive adjust the resistor value for an adjusted output voltage is calculated by using the following equations: output voltage adjust upwards, increase: ( ) ? ? ? ? ? ? ? ? ? ? ? + = 22.10 % 511 %225.1 %10080.111.5 radj k example: increase 4% =>v out = 1.872 v () ? ? ? ? ? ? ? ? ?? + 22.10 4 511 4225.1 410080.111.5 k = 57 k output voltage adjust downwards, decrease: 22.10 % 511 ? ? ? ? ? ? ? ? ? = radj k example: decrease 2% =>v out = 1.764 v 22.10 2 511 ? ? ? ? ? ? ? ? ? k = 245 k active adjust the output voltage may be adjusted using a voltage applied to the vadj pin. this voltage is calculated by using the following equation: ? ? ? ? ? ? ? ? ? += 80.1 80.1 45.2225.1 vdesired vadj v example: upwards => 1.90 v ? ? ? ? ? ? ? ? ? + 80.1 80.190.1 45.2225.1 v = 1.36 v example: downwards => 1.0 v ? ? ? ? ? ? ? ? ? + 80.1 80.100.1 45.2225.1 v = 0.14 v e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 13
ericsson internal product specification 2 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4319/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e 2.5 v/15 a electrical specification pku 4319 t ref = -30 to +110oc, v i = 36 to 75 v, sense pins connected to output pins unless otherwise spec ified under conditions. typical values given at: t ref = +25c , v i = 53 v , max i o , unless otherwise specified under conditions. an external capacitor of 1 f is used on the input during all measurements. characteristics conditions min typ max unit v i input voltage range 36 75 v v ioff turn-off input voltage decreasing input voltage see note 1 29 31 33 v v ion turn-on input voltage increasing input voltage see note 1 32 33 34.5 v c i internal input capacitance 0.5 f p o output power output voltage initial setting 0 37.5 w 50 % of max i o 88.0 max i o 87.3 50 % of max i o , v i = 48 v 88.7 efficiency max i o , v i = 48 v 87.6 % p d power dissipation max i o 5.5 8.5 w p li input idling power i o = 0 a, v i = 53 v 1.5 w p rc input standby power v i = 53 v, turned off with rc 0.15 w f s switching frequency 0-100 % of max i o 290 320 350 khz v oi output voltage initial setting and accuracy t ref = +25c, v i = 53 v , max i o 2.45 2.50 2.55 v output adjust range see operating information 1.90 3.0 v output voltage tolerance band 0-100 % of max i o 2.42 2.58 v idling voltage i o = 0 a 2.45 2.55 v line regulation max i o 1 10 mv v o load regulation v i = 53 v, 0-100 % of max i o 8 15 mv v tr load transient voltage deviation 125 250 mv t tr load transient recovery time v i = 53 v, load step 25-75-25 % of max i o , di/dt = 1 a/ s. 20 40 s t r ramp-up time (from 10 ? 90 % of v oi ) 3.5 4 4.5 ms t s start-up time (from v i connection to 90 % of v oi ) 0-100 % of max i o 7 8 9 ms max i o 0.1 0.2 0.4 m s t f v i shut-down fall time (from v i off to 10 % of v o ) i o = 10 % of max i o 0.9 1.3 1.5 ms rc start-up time max i o 6 ms max i o 1 ms t rc rc shut-down fall time (from rc off to 10 % of v o ) i o = 10 % of max i o 1.5 ms i o output current 0 15 a i lim current limit threshold t ref < max t ref 16 18 22 a i sc short circuit current t ref = 25oc, see note 2 13 a v oac output ripple & noise see ripple & noise section, max i o , v oi 55 100 mvp-p ovp over voltage protection t ref = +25c, v i = 53 v, 0-100 % of max i o 3.35 v note 1: see operating instruction, section turn-off input voltage note 2: rms current in hiccup mode, v o lower than aprox 0.5 v e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 14
ericsson internal product specification 3 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4319/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e 2.5 v/15 a typical characteristics pku 4319 efficiency power dissipation 70 75 80 85 90 95 0 3 5 8 10 13 15 [a] [%] 36 v 48 v 53 v 75 v 0 2 4 6 8 0 3 5 8 10 13 15 [a] [w] 36 v 48 v 53 v 75 v efficiency vs. load current and input voltage at t ref = +25 c dissipated power vs. load current and input voltage at t ref = +25c output current derating thermal resistance 0 5 10 15 20 0 20 40 60 80 100 [c] [a] 3.0 m/s 2.0 m/s 1.5 m/s 1.0 m/s nat. conv. 0 2 4 6 8 10 12 0.0 0.5 1.0 1.5 2.0 2.5 3.0 [m/s] [c/w] available load current vs. ambient air temperature and airflow at v i = 53 v. see thermal consideration section. thermal resistance vs. ai rspeed measured at the converter. tested in wind tunnel with airflow and test conditions as per the thermal consideration section. output characteristics current limit characteristics 2.40 2.43 2.45 2.48 2.50 2.53 2.55 2.58 2.60 0 3 5 8 10 13 15 [a] [v] 36 v 48 v 53 v 75 v 0.00 0.50 1.00 1.50 2.00 2.50 3.00 8 9 10 11 12 13 14 15 16 17 18 19 20 [a] [v] 36 v 48 v 53 v 75 v o utput voltage vs. load current at t ref = +25c o utput voltage vs. load current at i o > max i o , t ref = +25c at v o lower than approx 0.5 v the module enters hiccup mode e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 15
ericsson internal product specification 4 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4319/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e 2.5 v/15 a typical characteristics pku 4319 start-up shut-down start-up enabled by connecting v i at: t ref = +25c, v i = 53 v, i o = 15 a resistive load. top trace: output voltage ( 1 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 2 ms/div.). shut-down enabled by disconnecting v i at: t ref = +25c, v i = 53 v, i o = 15 a resistive load. top trace: output voltage ( 1 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 1 ms/div.). output ripple & noise output load transient response output voltage ripple at: t ref = +25c, v i = 53 v, i o = 15 a resistive load. trace: output voltage ( 20 mv/div.). time scale: ( 2 s/div.). output voltage response to load current step- change ( 3.75 ? 11.25 -3.75 a) at: t ref =+25c, v i = 53 v. top trace: output voltage ( 200 mv/div.). bottom trace: load current ( 5 a/div.). time scale: ( 0.1 ms/div.). output voltage adjust (see operating information) passive adjust the resistor value for an adjusted output voltage is calculated by using the following equations: output voltage adjust upwards, increase: () ? ? ? ? ? ? ? ? ? ? ? + = 22.10 % 511 %225.1 %10050.211.5 radj k example: increase 4% =>v out = 2.60 vdc () ? ? ? ? ? ? ? ? ?? + 22.10 4 511 4225.1 410050.211.5 k = 133 k output voltage adjust downwards, decrease: 22.10 % 511 ? ? ? ? ? ? ? ? ? = radj k example: decrease 2% =>v out = 2.45 vdc 22.10 2 511 ? ? ? ? ? ? ? ? ? k = 245 k active adjust the output voltage may be adjusted using a voltage applied to the v adj pin. this voltage is calculated by using the following equation: ? ? ? ? ? ? ? ? ? += 50.2 50.2 45.2225.1 vdesired vadj v example: upwards => 2.75 v ? ? ? ? ? ? ? ? ? + 50.2 50.275.2 45.2225.1 v = 1.47 v example: downwards => 2.25 v ? ? ? ? ? ? ? ? ? + 50.2 50.225.2 45.2225.1 v = 0.98 v e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 16
ericsson internal product specification 2 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4510/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e 3.3 v/15 a electrical specification pku 4510 t ref = -30 to +110oc, v i = 36 to 75 v, sense pins connected to output pins unless otherwise spec ified under conditions. typical values given at: t ref = +25c , v i = 53 v , max i o , unless otherwise specified under conditions. an external capacitor of 1 f is used on the input during all measurements. characteristics conditions min typ max unit v i input voltage range 36 75 v v ioff turn-off input voltage decreasing input voltage, see note 1 29 31 33 v v ion turn-on input voltage increasing input voltage see note 1 32 33 34.5 v c i internal input capacitance 0.5 f p o output power output voltage initial setting 0 49.5 w 50 % of max i o 89.7 max i o 89.2 50 % of max i o , v i = 48 v 89.9 efficiency max i o , v i = 48 v 89.3 % p d power dissipation max i o 6.0 9.5 w p li input idling power i o = 0 a, v i = 53 v 1.8 w p rc input standby power v i = 53 v (turned off with rc) 0.15 w f s switching frequency 0-100 % of max i o 290 320 350 khz v oi output voltage initial setting and accuracy t ref = +25c, v i = 53 v , max i o 3.24 3.30 3.36 v output adjust range see operating information and note 2 1.90 3.63 v output voltage tolerance band 0-100 % of max i o 3.20 3.40 v idling voltage i o = 0 a 3.24 3.36 v line regulation max i o 1 10 mv v o load regulation v i = 53 v, 0-100 % of max i o 8 18 mv v tr load transient voltage deviation -165/+150 -330/+250 mv t tr load transient recovery time v i = 53 v, load step 25-75-25 % of max i o , di/dt = 1 a/ s. 20 40 s t r ramp-up time (from 10 ? 90 % of v oi ) 2.5 4 4.6 ms t s start-up time (from v i connection to 90 % of v oi ) 0-100 % of max i o 6 8 9 ms max i o 0.1 0.2 0.3 m s t f v i shut-down fall time (from v i off to 10 % of v o ) i o = 10 % of max i o 1.0 1.4 1.6 ms rc start-up time max i o 6 ms max i o 1 ms t rc rc shut-down fall time (from rc off to 10 % of v o ) i o = 10 % of max i o 1.5 ms i o output current 0 15 a i lim current limit threshold t ref < max t ref 16 18 22 a i sc short circuit current t ref = 25oc, see note 3 14 a v oac output ripple & noise see ripple & noise section, max i o , v oi 60 100 mvp-p ovp over voltage protection t ref = +25c, v i = 53 v, 0-100 % of max i o 4.35 v note 1: see operating instruction, section turn-off input voltage note 2: v i min 38 v to obtain 3.63 v at 49.5 w output power. note 3: rms current in hiccup mode, v o lower than aprox 0.5 v. e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 17
ericsson internal product specification 3 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4510/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e 3.3 v/15 a typical characteristics pku 4510 efficiency power dissipation 70 75 80 85 90 95 0358101315[a] [%] 36 v 48 v 53 v 75 v 0 2 4 6 8 0358101315[a] [w] 36 v 48 v 53 v 75 v efficiency vs. load current and input voltage at t ref = +25 c dissipated power vs. load current and input voltage at t ref = +25c output current derating thermal resistance 0 5 10 15 20 0 20 40 60 80 100 [c] [a] 3.0 m/s 2.0 m/s 1.5 m/s 1.0 m/s nat. conv. 0 2 4 6 8 10 12 14 0.0 0.5 1.0 1.5 2.0 2.5 3.0 [m/s] [c/w] available load current vs. ambient air temperature and airflow at v i = 53 v. see thermal consideration section. thermal resistance vs. ai rspeed measured at the converter. tested in wind tunnel with airflow and test conditions as per the thermal consideration section. output characteristics current limit characteristics 3.20 3.25 3.30 3.35 3.40 0 3 5 8 10 13 15 [a] [v] 36 v 48 v 53 v 75 v 0.00 0.50 1.00 1.50 2.00 2.50 3.00 3.50 4.00 8 9 10 11 12 13 14 15 16 17 18 19 20 [a] [v] 36 v 48 v 53 v 75 v o utput voltage vs. load current at t ref = +25c o utput voltage vs. load current at i o > max i o , t ref = +25c at v o lower than approx 0.5 v the module enters hiccup mode e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 18
ericsson internal product specification 4 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4510/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e 3.3 v/15 a typical characteristics pku 4510 start-up shut-down start-up enabled by connecting v i at: t ref = +25c, v i = 53 v, i o = 15 resistive load. top trace: output voltage ( 1 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 2 ms/div.). shut-down enabled by disconnecting v i at: t ref = +25c, v i = 53 v, i o = 15 a resistive load. top trace: output voltage ( 1 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 1 ms/div.). output ripple & noise output load transient response output voltage ripple at: t ref = +25c, v i = 53 v, i o = 15 a resistive load. trace: output voltage ( 20 mv/div.). time scale: ( 2 s/div.). output voltage response to load current step- change (3.75 - 11.25 - 3.75 a) at: t ref =+25c, v i = 53 v. top trace: output voltage ( 200 mv/div.). bottom trace: load current ( 5 a/div.). time scale: ( 0.1 ms/div.). output voltage adjust (see operating information) passive adjust the resistor value for an adjusted output voltage is calculated by using the following equations: output voltage adjust upwards, increase: () ? ? ? ? ? ? ? ? ? ? ? + = 22.10 % 511 %225.1 %10030.311.5 radj k example: increase 4% =>v out = 3.432 vdc () ? ? ? ? ? ? ? ? ?? + 22.10 4 511 4225.1 410030.311.5 k = 220 k output voltage adjust downwards, decrease: 22.10 % 511 ? ? ? ? ? ? ? ? ? = radj k example: decrease 2% =>v out = 3.234 vdc 22.10 2 511 ? ? ? ? ? ? ? ? ? k = 245 k active adjust the output voltage may be adjusted using a voltage applied to the vadj pin. this voltage is calculated by using the following equation: ? ? ? ? ? ? ? ? ? += 30.3 30.3 45.2225.1 vdesired vadj v example: upwards => 3.50 v ? ? ? ? ? ? ? ? ? + 30.3 30.350.3 45.2225.1 v = 1.37 v example: downwards => 3.10 v ? ? ? ? ? ? ? ? ? + 30.3 30.310.3 45.2225.1 v = 1.08 v e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 19
ericsson internal product specification 2 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4511/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 b 5.0 v/10 a electrical specification pku 4511 t ref = -30 to +110oc, v i = 36 to 75 v, sense pins connected to output pins unless otherwise spec ified under conditions. typical values given at: t ref = +25c , v i = 53 v , max i o , unless otherwise specified under conditions. an external capacitor of 1 f is used on the input during all measurements. characteristics conditions min typ max unit v i input voltage range 36 75 v v ioff turn-off input voltage decreasing input voltage, see note 1 29 31 33 v v ion turn-on input voltage increasing input voltage see note 1 32 33 34.5 v c i internal input capacitance 0.5 f p o output power output voltage initial setting 0 50 w 50 % of max i o 89.8 max i o 89.6 50 % of max i o , v i = 48 v 90.0 efficiency max i o , v i = 48 v 89.8 % p d power dissipation max i o 5.8 8.5 w p li input idling power i o = 0 1.8 w p rc input standby power (turned off with rc) 0.15 w f s switching frequency 0-100 % of max i o 290 320 350 khz v oi output voltage initial setting and accuracy t ref = +25c, v i = 53 v, max i o 4.90 5.00 5.10 v output adjust range see operating information and note 2 4.00 5.50 v output voltage tolerance band 0-100 % of max i o 4.85 5.15 v idling voltage i o = 0 a 4.90 5.10 v line regulation max i o 5 10 mv v o load regulation v i = 53 v, 0-100 % of max i o 15 22 mv v tr load transient voltage deviation 250 500 mv t tr load transient recovery time load step 25-75-25 % of max i o , di/dt = 1 a/ s, 20 45 s t r ramp-up time (from 10 ? 90 % of v oi ) 2 4.5 5.5 ms t s start-up time (from v i connection to 90% of v oi ) 0-100 % of max i o 6 8 10 ms max i o 0.1 0.2 0.3 m s t f v i shutdown fall time (from v i off to 10 % of v o ) i o = 10 % of max i o 1.0 1.2 1.4 ms rc start-up time max i o 5.5 ms max i o 0.8 ms t rc rc shutdown fall time (from rc off to 10% of v o ) i o = 10 % of max i o 1.1 ms i o output current 0 10 a i lim current limit threshold t ref < max t ref 10.5 13.2 15.4 a i sc short circuit current t ref = 25oc, see note 3 8 a v oac output ripple & noise see ripple & noise section, max i o , v oi 50 100 mvp-p ovp over voltage protection t ref = +25c, 0-100% of max i o 6.1 v note 1: see operating instruction, section turn-off input voltage note 2: v i min 38 v to obtain 5.50 v at 50 w output power. note 3: rms current in hiccup mode, v o lower than aprox 0.5 v. e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 20
ericsson internal product specification 3 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4511/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 b 5.0 v/10 a typical characteristics pku 4511 efficiency power dissipation 70 75 80 85 90 95 0246810 [a] [%] 36 v 48 v 53 v 75 v 0 2 4 6 8 0246810[a] [w] 36 v 48 v 53 v 75 v efficiency vs. load current and input voltage at t ref = +25 c dissipated power vs. load current and input voltage at t ref = +25c output current derating thermal resistance 0 2 4 6 8 10 12 0 20406080100[c] [a] 3.0 m/s 2.0 m/s 1.5 m/s 1.0 m/s nat. conv. 0 2 4 6 8 10 12 14 0.00.51.01.52.02.53.0[m/s] [c/w] available load current vs. ambient air temperature and airflow at v i = 53 v. see thermal consideration section. thermal resistance vs. ai rspeed measured at the converter. tested in wind tunnel with airflow and test conditions as per the thermal consideration section. output characteristics current limit characteristics 4.90 4.95 5.00 5.05 5.10 0246810[a] [v] 36 v 48 v 53 v 75 v 0.00 1.00 2.00 3.00 4.00 5.00 6 7 8 9 1011121314[a] [v] 36 v 48 v 53 v 75 v o utput voltage vs. load current at t ref = +25c o utput voltage vs. load current at i o > max i o , t ref = +25c at v o lower than approx 0.5 v it enters hiccup mode e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 21
ericsson internal product specification 4 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4511/1 approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 b 5.0 v/10 a typical characteristics pku 4511 start-up shut-down start-up enabled by connecting v i at: t ref = +25c, v i = 53 v, i o = 10 a resistive load. top trace: output voltage ( 2 v/div.). bottom trace: input voltage ( 20 v/div.). time scale: ( 2 ms/div.). shut-down enabled by disconnecting v i at: t ref = +25c, v i = 53 v, i o = 10 a resistive load. top trace: output voltage ( 2 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 0.2 ms/div.). output ripple & noise output load transient response output voltage ripple at: t ref = +25c, v i = 53 v, i o = 10 a resistive load. trace: output voltage ( 20 mv/div.). time scale: ( 2 s/div.). output voltage response to load current step- change (2.5 ? 7.5 ? 2.5 a) at: t ref =+25c, v i = 53 v. top trace: output voltage ( 200 mv/div.). bottom trace: load current ( 5 a/div.). time scale: ( 0.1 ms/div.). output voltage adjust (see operating information) passive adjust the resistor value for an adjusted output voltage is calculated by using the following equations: output voltage adjust upwards, increase: () ? ? ? ? ? ? ? ? ? ? ? + = 22.10 % 511 %225.1 %1000.511.5 radj k example: increase 3% =>v out = 5.15 vdc () ? ? ? ? ? ? ? ? ?? + 22.10 3 511 3225.1 31000.511.5 k = 535 k output voltage adjust downwards, decrease: 22.10 % 511 ? ? ? ? ? ? ? ? ? = radj k example: decrease 3% =>v out = 4.85 vdc 22.10 3 511 ? ? ? ? ? ? ? ? ? k = 160 k active adjust the output voltage may be adjusted using a voltage applied to the vadj pin. this voltage is calculated by using the following equation: ? ? ? ? ? ? ? ? ? += 00.5 00.5 45.2225.1 vdesired vadj v example: upwards => 5.30 v ? ? ? ? ? ? ? ? ? + 00.5 00.530.5 45.2225.1 v = 1.372 v example: downwards => 4.80 v ? ? ? ? ? ? ? ? ? + 00.5 00.580.4 45.2225.1 v = 1.127 v e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 22
ericsson internal product specification 2 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4513/1 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 c 12 v/4.17 a electrical specification pku 4513 t ref = -30 to +110oc, v i = 36 to 75 v, sense pins connected to output pins unless otherwise spec ified under conditions. typical values given at: t ref = +25c , v i = 53 v , max i o , unless otherwise specified under conditions. an external capacitor of 1 f is used on the input during all measurements. characteristics conditions min typ max unit v i input voltage range 36 75 v v ioff turn-off input voltage decreasing input voltage see note 1 29 31 33 v v ion turn-on input voltage increasing input voltage see note 1 32 33 33.5 v c i internal input capacitance 0.5 f p o output power output voltage initial setting 0 50 w 50 % of max i o 88.5 max i o 89.0 50 % of max i o , v i = 48 v 89.5 efficiency max i o , v i = 48 v 89.5 % p d power dissipation max i o 6 9.5 w p li input idling power i o = 0 a 2 w p rc input standby power (turned off with rc) 0.15 w f s switching frequency 0-100 % of max i o 290 320 350 khz v oi output voltage initial setting and accuracy t ref = +25c, v i = 53 v , max i o 11.76 12.00 12.24 v output adjust range see operating information and note 2 9.60 13.20 v output voltage tolerance band 0-100 % of max i o 11.64 12.36 v idling voltage i o = 0 a 11.70 12.30 v line regulation max i o 20 50 mv v o load regulation v i = 53 v, 0-100 % of max i o 20 50 mv v tr load transient voltage deviation 500 1000 mv t tr load transient recovery time v i = 53 v, load step 25-75-25 % of max i o , di/dt = 1 a/ s, 14 50 s t r ramp-up time (from 10 ? 90 % of v oi ) 8 11 17 ms t s start-up time (from v i connection to 90 % of v oi ) 0-100 % of max i o 13 16 22 ms max i o 0.1 0.2 0.3 m s t f v i shut-down fall time (from v i off to 10 % of v o ) i o = 10 % of max i o 2 2.5 3 ms rc start-up time max i o 14 ms max i o 0.2 ms t rc rc shut-down fall time (from rc off to 10 % of v o ) i o = 10 % of max i o 2.5 ms i o output current 0 4.17 a i lim current limit threshold t ref < max t ref 4.4 5.3 6.5 a i sc short circuit current see note 3 4.2 a v oac output ripple & noise see ripple & noise section, max i o , v oi 60 120 mvp-p ovp over voltage protection 0-100 % of max i o 15 v note 1: see operating instruction, section turn-off input voltage note 2: v i min 38 v to obtain 13.2 v at 50 w output power. note 3: rms current in hiccup mode, v o lower than aprox 0.5 v. e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 23
ericsson internal product specification 3 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4513/1 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 c 12 v/4.17 a typical characteristics pku 4513 efficiency power dissipation 70 75 80 85 90 95 01234[a] [%] 36 v 48 v 53 v 75 v 0 2 4 6 8 10 01234 [a] [w] 36 v 48 v 53 v 75 v efficiency vs. load current and input voltage at t ref = +25 c dissipated power vs. load current and input voltage at t ref = +25c output current derating thermal resistance 0 1 2 3 4 5 0 20406080100[c] [a] 3.0 m/s 2.0 m/s 1.5 m/s 1.0 m/s nat. conv. 0 2 4 6 8 10 12 14 0.0 0.5 1.0 1.5 2.0 2.5 3.0 [m/s] [c/w] available load current vs. ambient air temperature and airflow at v i = 53 v. see thermal consideration section. thermal resistance vs. ai rspeed measured at the converter. tested in wind tunnel with airflow and test conditions as per the thermal consideration section. output characteristics current limit characteristics 11.80 11.90 12.00 12.10 12.20 01234[a] [v] 36 v 48 v 53 v 75 v 0.00 4.00 8.00 12.00 2.53.03.54.04.55.05.56.0[a] [v] 36 v 48 v 53 v 75 v o utput voltage vs. load current at t ref = +25c o utput voltage vs. load current at i o > max i o , t ref = +25c at v o lower than approx 0.5 v the module enters hiccup mode e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 24
ericsson internal product specification 4 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4513/1 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 c 12 v/4.17 a typical characteristics pku 4513 start-up shut-down start-up enabled by connecting v i at: t ref = +25c, v i = 53 v, i o = 4.2 a resistive load. top trace: output voltage ( 5 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 5 ms/div.). shut-down enabled by disconnecting v i at: t ref = +25c, v i = 53 v, i o = 4.2 a resistive load. top trace: output voltage ( 5 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 0.2 ms/div.). output ripple & noise output load transient response output voltage ripple at: t ref = +25c, v i = 53 v, i o = 4.2 a resistive load. trace: output voltage ( 20 mv/div.). time scale: ( 2 s/div.). output voltage response to load current step- change (1.05 - 3.15 - 1.05 a) at: t ref =+25c, v i = 53 v. top trace: output voltage (1 v/div.). bottom trace: load current ( 1 a/div.). time scale: ( 0.1 ms/div.). output voltage adjust (see operating information) passive adjust the resistor value for an adjusted output voltage is calculated by using the following equations: output voltage adjust upwards, increase: ( ) ? ? ? ? ? ? ? ? ? ? ? + = 22.10 % 511 %225.1 %1000.1211.5 radj k example: increase 4% =>v out = 12.48 v () ? ? ? ? ? ? ? ? ?? + 22.10 4 511 4225.1 41000.1211.5 k = 1164 k output voltage adjust downwards, decrease: 22.10 % 511 ? ? ? ? ? ? ? ? ? = radj k example: decrease 2% =>v out = 11.76 v 22.10 2 511 ? ? ? ? ? ? ? ? ? k = 245 k active adjust the output voltage may be adjusted using a voltage applied to the vadj pin. this voltage is calculated by using the following equation: ? ? ? ? ? ? ? ? ? += 0.12 0.12 45.2225.1 vdesired vadj v example: upwards => 12.5 v ? ? ? ? ? ? ? ? ? + 0.12 0.125.12 45.2225.1 v = 1.33 v example: downwards => 11.0 v ? ? ? ? ? ? ? ? ? + 0.12 0.120.11 45.2225.1 v = 1.02 v e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 25
ericsson internal product specification 2 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4515/1 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-10-25 b 15 v/3.3 a electrical specification pku 4515 t ref = -30 to +110oc, v i = 36 to 75 v, sense pins connected to output pins unless otherwise spec ified under conditions. typical values given at: t ref = +25c , v i = 53 v , max i o , unless otherwise specified under conditions. an external capacitor of 1 f is used on the input during all measurements. characteristics conditions min typ max unit v i input voltage range 36 75 v v ioff turn-off input voltage decreasing input voltage see note 1 27 28 29 v v ion turn-on input voltage increasing input voltage see note 1 32 33 33.5 v c i internal input capacitance 0.5 f p o output power output voltage initial setting 0 49.5 w 50 % of max i o 89.5 max i o 88.7 50 % of max i o , v i = 48 v 89.9 efficiency max i o , v i = 48 v 88.8 % p d power dissipation max i o 6.3 9.5 w p li input idling power i o = 0 a 1.8 w p rc input standby power (turned off with rc) 0.14 w f s switching frequency 0-100 % of max i o 290 320 350 khz v oi output voltage initial setting and accuracy t ref = +25c, v i = 53 v , max i o 14.70 15.00 15.30 v output adjust range see operating information 12.00 16.50 v output voltage tolerance band 0-100 % of max i o 14.55 15.45 v idling voltage i o = 0 a 14.55 15.45 v line regulation max i o 60 130 mv v o load regulation v i = 53 v, 0-100 % of max i o 12 50 mv v tr load transient voltage deviation 400 800 mv t tr load transient recovery time v i = 53 v, load step 25-75-25 % of max i o , di/dt = 1 a/ s, see note 3 30 60 s t r ramp-up time (from 10 ? 90 % of v oi ) 3 6 9 ms t s start-up time (from v i connection to 90 % of v oi ) 0-100 % of max i o 8 12 16 ms max i o 0.2 0.4 0.8 m s t f v i shut-down fall time (from v i off to 10 % of v o ) i o = 10 % of max i o 2.5 3 3.5 ms rc start-up time max i o 10 ms max i o 0.25 ms t rc rc shut-down fall time (from rc off to 10 % of v o ) i o = 10 % of max i o 1.2 ms i o output current 0 3.3 a i lim current limit threshold t ref < max t ref 3.6 4.3 5 a i sc short circuit current see note 2 3.0 a v oac output ripple & noise see ripple & noise section, max i o , v oi 65 130 mvp-p ovp over voltage protection 0-100 % of max i o 19 v note 1: see operating information section turn-off input voltage. note 2: rms current in hiccup mode, v o lower than aprox 0.5 v. note 3: measured with 100 f tantalum (esr aprox 80 m ? ) on the output e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 26
ericsson internal product specification 3 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4515/1 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-10-25 b 15 v/3.3 a typical characteristics pku 4515 efficiency power dissipation 70 75 80 85 90 95 0123 [a] [%] 36 v 48 v 53 v 75 v 0 2 4 6 8 10 0123 [a] [w] 36 v 48 v 53 v 75 v efficiency vs. load current and input voltage at t ref = +25 c dissipated power vs. load current and input voltage at t ref = +25c output current derating thermal resistance 0 1 2 3 4 0 20406080100 [c] [a] 3.0 m/s 2.0 m/s 1.5 m/s 1.0 m/s nat. conv. 0 2 4 6 8 10 12 14 0.0 0.5 1.0 1.5 2.0 2.5 3.0 [m/s] [c/w] available load current vs. ambient air temperature and airflow at v i = 53 v. see thermal consideration section. thermal resistance vs. ai rspeed measured at the converter. tested in wind tunnel with airflow and test conditions as per the thermal consideration section. output characteristics current limit characteristics 14 . 7 0 14 . 8 0 14 . 9 0 15 . 0 0 15 . 10 15 . 2 0 15 . 3 0 0123 [a] [v] 36 v 48 v 53 v 75 v 0.00 5.00 10 . 0 0 15 . 0 0 20.00 2.0 2.5 3.0 3.5 4.0 4.5 5.0 [a] [v] 36 v 48 v 53 v 75 v o utput voltage vs. load current at t ref = +25c o utput voltage vs. load current at i o > max i o , t ref = +25c at v o lower than approx 0.5 v the module enters hiccup mode e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 27
ericsson internal product specification 4 (5) prepared (also subject responsible if other) no. micgorp 2/1301-bmr 602 4515/1 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-10-25 b 15v/3.3 a typical characteristics pku 4515 start-up shut-down start-up enabled by connecting v i at: t ref = +25c, v i = 53 v, i o = 3.3 a resistive load. top trace: output voltage ( 5 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 5 ms/div.). shut-down enabled by disconnecting v i at: t ref = +25c, v i = 53 v, i o = 3.3 a resistive load. top trace: output voltage ( 5 v/div.). bottom trace: input voltage ( 50 v/div.). time scale: ( 0.2 ms/div.). output ripple & noise output load transient response output voltage ripple at: t ref = +25c, v i = 53 v, i o = 3.3 a resistive load. trace: output voltage ( 50 mv/div.). time scale: ( 2 s/div.). output voltage response to load current step- change (0.82 ? 2.47 ? 0.82 a) at: t ref =+25c, v i = 53 v. see note 3. top trace: output voltage (1 v/div.). bottom trace: load current ( 1 a/div.). time scale: ( 0.1 ms/div.). output voltage adjust (see operating information) passive adjust the resistor value for an adjusted output voltage is calculated by using the following equations: output voltage adjust upwards, increase: () ? ? ? ? ? ? ? ? ? ? ? + = 22.10 % 511 %225.1 %1000.1511.5 radj k example: increase 4% =>v out = 15.60 v () ? ? ? ? ? ? ? ? ?? + 22.10 4 511 4225.1 41000.1511.5 k = 1489 k output voltage adjust downwards, decrease: 22.10 % 511 ? ? ? ? ? ? ? ? ? = radj k example: decrease 2% =>v out = 14.70 v 22.10 2 511 ? ? ? ? ? ? ? ? ? k = 245 k active adjust the output voltage may be adjusted using a voltage applied to the vadj pin. this voltage is calculated by using the following equation: ? ? ? ? ? ? ? ? ? += 0.15 0.15 45.2225.1 vdesired vadj v example: upwards => 15.60 v ? ? ? ? ? ? ? ? ? + 0.15 0.156.15 45.2225.1 v = 1.323 v example: downwards => 14.70 v ? ? ? ? ? ? ? ? ? + 0.15 0.157.14 45.2225.1 v = 1.176 v e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 28
ericsson internal product specification 1 (6) prepared (also subject responsible if other) no. mpm/bk g?ran persson 3/1301-bmr 602 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e emc specification conducted emi measured according to en55022, cispr 22 and fcc part 15j (see test set-up). see design note 009 for further information. the fundamental switching frequency is 320 khz for pku 4511 pi @ v i = 53 v, max i o . conducted emi input terminal value (typ) emi without filter external filter (class b) required external input filter in order to meet class b in en 55022, cispr 22 and fcc part 15j. l1 l2 c1 c3 c4 c2 c5 load dc/dc c6 filter components: c1, 2, 6 = 1 f/100 v ceramic c3, 4 = 2.2 nf/1500 v ceramic c5 = 100 f/100 v electrolytic l1,l2 = 1.47 mh 2.8 a, common mode emi with filter test set-up layout recommendation the radiated emi performance of the dc/dc converter will depend on the pcb layout and ground layer design. it is also important to consider the stand-off of the dc/dc converter. if a ground layer is used, it should be connected to the output of the dc/dc converter and the equipment ground or chassis. a ground layer will increase the stray capacitance in the pcb and improve the high frequency emc performance. output ripple and noise output ripple and noise measured according to figure below. see design note 022 for detailed information. output ripple and noise test setup e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 29
ericsson internal product specification 2 (6) prepared (also subject responsible if other) no. mpm/bk g?ran persson 3/1301-bmr 602 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e operating information input voltage the input voltage range 36 to 75 vdc meets the requirements of the european telecom standard ets 300 132-2 for normal input voltage range in ?48 and ?60 vdc systems, -40.5 to - 57.0 v and ?50.0 to -72 v respectively. at input voltages exceeding 75 v, the power loss will be higher than at normal input voltage and t ref must be limited to absolute max +110c. the absolute maximum continuous input voltage is 80 vdc. turn-off input voltage the dc/dc converters monitor the input voltage and will turn on and turn off at predetermined levels. the minimum hysteresis between turn on and turn off input voltage is 1 v. on the 15 v version the minimum hysteresis between turn on and turn off input voltage is 3 v. remote control (rc) the products are fitted with a remote control function referenced to the primary negative input connection (- in), with negative and positive logic options available. the rc function allows the converter to be turned on/off by an external device like a semiconductor or mechanical switch. the rc pin has an internal pull up resistor to + in. the maximum required sink curre nt is 0.6 ma. when the rc pin is left open, the voltage generated on the rc pin is 10 ? 22 v. the maximum allowable leakage current of the switch is 50 a. with ?negative logic? the converter will turn on when the input voltage is applied with the rc connected to the - in. turn off is achieved by leaving the rc pin open, or connected to a voltage higher than 8 v referenced to ?in. the second option is ?positive logic? remote control, which can be ordered by adding the suffix ?p? to the end of the part number. the converter will turn on when the input voltage is applied with the rc pin open . turn off is achieved by connecting the rc pin to the - in. to ensure safe turn off the voltage difference between rc pin and the - in pin shall be less than 1 v. the converter will restart automatically when this connection is opened. see design note 021 for detailed information. input and output impedance the impedance of both the input source and the load will interact with the impedance of the dc/dc converter. it is important that the input source has low characteristic impedance. the converters are designed for stable operation without external capacitors connected to the output. it is recommended to use an external capacitor of minimum 1 f on the the input. the performance in some applications can be enhanced by addition of external capacitance as described under external decoupling capacitors. if the input volta g e source contains si g nificant inductance, the addition of a 100 f capacitor across the input of the converter will ensure stable operation. the capacitor is not required when powering the dc/dc converter from an input source with an inductance below 10 h. external decoupling capacitors when powering loads with significant dynamic current requirements, the voltage regulation at the point of load can be improved b y addition of decouplin g capacitors at the load. the most effective technique is to locate low esr ceramic and electrolytic capacitors as close to the load as possible, using several parallel capacitors to lower the effective esr. the ceramic capacitors will handle high-frequency dynamic load changes while the electrolytic capacitors are used to handle low frequency dynamic load changes. ceramic capacitors will also reduce any high frequency noise at the load. it is equally important to use low resistance and low inductance pcb layouts and cabling. external decoupling capacitors will become part of the control loop of the dc/dc converter and may affect the stability margins. as a ?rule of thumb?, 100 f/a of output current can be added without any additional analysis. the esr of the capacitors is a very important parameter. ericsson power modules guarantee stable operation with a verified esr value of >10 m : across the output connections. for further information please contact your local ericsson power modules representative. e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 30
ericsson internal product specification 3 (6) prepared (also subject responsible if other) no. mpm/bk g?ran persson 3/1301-bmr 602 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e operating information continued output voltage adjust (v adj ) the dc/dc converters have an output voltage adjust pin (v adj ). this pin can be used to adjust the output voltage above or below output voltage initial setting. when increasing the output voltage, the voltage at the output pins (including any remote sense compensation ) must be kept below the threshold of the over volta g e protection, (ovp) to prevent the converter from shutting down. at increased output voltages the maximum power rating of the converter remains the same, and the ma x output current must be decreased correspondingly. to increase the voltage the resistor should be connected between the v adj pin and +sense pin. the resistor value of the output voltage adjust function is according to information given under the output section for the respective product. to decrease the output voltage, the resistor should be connected between the v adj pin and ?sense pin. parallel operation two converters may be paralleled for redundancy if the total power is equal or less than p o max. it is not recommended to parallel the converters without using external current sharing circuits. see design note 006 for detailed information. remote sense the dc/dc converters have remote sense that can be used to compensate for voltage drops between the output and the point of load. the sense traces should be located close to the pcb ground layer to reduce noise susceptibility. the remote sense circuitry will compensate for up to 10% voltage drop between output pins and the point of load. if the remote sense is not needed +sense should be connected to +out and -sense should be connected to -out. over temperature protection (otp) the converters are protected from thermal overload by an internal over temperature shutdown circuit. when t ref as defined in thermal consideration section exceeds 135c the converter will shut down. the dc/dc converter will make continuous attempts to start up (non- latching mode) and resume no rmal operation automatically when the temperature has dropped >5c below the temperature threshold. over voltage protection (ovp) the converters have output over voltage protection that will shut down the converter in over voltage conditions. the converter will make continuous attempts to start up (non- latching mode, hiccup) and resume normal operation automatically after removal of the over voltage condition. over current protection (ocp) the converters include current limiting circuitry for protection at continuous overload. the output voltage will decrease towards zero for output currents in excess of max output current (max i o ). if the output voltage decreases down to 0.5-0.6 v the converter shuts down and will make continuous attempts to start up (non-latching mode, hiccup). the converter will resume normal operation after removal of the overload. the load distribution should be designed for the maximum output short circuit current specified. pre-bias start-up the product has a pre-bias start up functionality and will not sink current during start up if a pre-bias source is present at the output terminals. typical pre-bias source levels for no negative current: up to 0.5 v for pku 4318l (1.2 v) up to 0.7 v for pku 4318h (1.5 v) up to 1.0 v for pku 4418g (1.8 v) up to 1.5 v for pku 4319 (2.5 v) up to 2.0 v for pku 4510 (3.3 v) up to 3.0 v for pku 4511 (5 v) up to 6.0 v for pku 4513 (12 v) up to 9.0 v for pku 4515 (15 v) e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 31
ericsson internal product specification 4 (6) prepared (also subject responsible if other) no. mpm/bk g?ran persson 3/1301-bmr 602 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e thermal consideration general the converters are designed to operate in different thermal environments and sufficient cooling must be provided to ensure reliable operation. cooling is achieved mainly by conduction, from the pins to the host board, and convection, which is dependent on the airflow across the converter. increased airflow enhances the cooling of the converter. the output current derating graph found in the output section for each model provides the available output current vs. ambient air temperature and air velocity at v in = 53 v. the dc/dc converter is tested on a 254 x 254 mm, 35 m (1 oz), 8-layer test board mounted vertically in a wind tunnel with a cross-section of 305 x 305 mm. proper cooling of the dc/dc converter can be verified by measuring the temperature at positions p1. the temperature at these positions should not exceed the max values provided in the table below. see design note 019 for further information. position device designation max value p 1 mosfet t ref 110oc p 1 definition of reference temperature (t ref ) the reference temperature is used to monitor the temperature limits of the product. temperatures above maximum t ref are not allowed and may cause degradation or permanent damage to the product. t ref is also used to define the temperature range for normal operating conditions. t ref is defined by the design and used to guarantee safety margins, proper operation and high reliability of the module. ambient temperature calculation by using the thermal resistance the maximum allowed ambient temperature can be calculated. 1. the power loss is calculated by using the formula ((1/ ) - 1) output power = power losses (pd). = efficiency of converter. for example 89.2 % = 0.892 2. find the thermal resistance (r th ) in the thermal resistance graph found in the output section for each model. calculate the temperature increase ( 't). ' t = rt h x p d 3. max allowed ambient temperature is: max t ref - ' t. example pku 4510 (@ v i 53 v &15 a) at 1 m/s: 1. (( ) - 1) 49.5 w = 5.99 w 2. 5.99 w 9.2c/w = 55.1c 3. 110 c ? 55.1c = max ambient temperature is 54.9c the actual temperature will be dependent on several factors such as the pcb size, number of layers and direction of airflow. 1 0.892 e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 32
ericsson internal product specification 5 (6) prepared (also subject responsible if other) no. mpm/bk g?ran persson 3/1301-bmr 602 uen approved checked date rev reference mpm/bk (natalie johansson) (micrf) 2007-05-10 e connections top view pin designation function 1 +in positive input 2 rc remote control 3 -in negative input 4 -out negative output 5 -sen negative sense 6 v adj output voltage adjust 7 +sen positive sense 8 +out positive output e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 33
ericsson internal product spec. mechanical 1 (3) prepared (also subject responsible if other) no. micjan 4/1301-bmr 602 uen approved checked date rev reference mpm/bk/e (magnus broman) see 1 2007-12-14 c mechanical information - hole mount, open frame version e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 34
ericsson internal product spec. mechanical 2 (3) prepared (also subject responsible if other) no. micjan 4/1301-bmr 602 uen approved checked date rev reference mpm/bk/e (magnus broman) see 1 2007-12-14 c mechanical information - surface mount version e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 35
ericsson internal product specification mechanical. 1 (4) prepared (also subject responsible if other) no. micjan 5/1301-bmr 602 uen approved checked date rev reference mpm/bk/e [magnus broman] see 1 2007-12-17 c soldering information - surface mounting the surface mount product is intended for forced convection or vapor phase reflow soldering in snpb or pb-free processes. the reflow profile should be optimised to avoid excessive heating of the product. it is recommended to have a sufficiently extended preheat time to ensure an even temperature across the host pcb and it is also recommended to minimize the time in reflow. a no-clean flux is recommended to avoid entrapment of cleaning fluids in cavities inside the product or between the product and the host board, since cleaning residues may affect long time reliability and isolation voltage. minimum pin temperature recommendations pin number 8 chosen as refere nce location for the minimum pin temperature recommendation since this will likely be the coolest solder joint during the reflow process. snpb solder processes for snpb solder processes, a pin temperature (t pin ) in excess of the solder melting temperature, (t l , 183c for sn63pb37) for more than 30 seconds and a peak temperature of 210c is recommended to ensure a reliable solder joint. for dry packed products only: dependin g on the t y pe of solder paste and flux system used on the host board, up to a recommended maximum temperature of 245c could be used, if the products are kept in a controlled environment (dry pack handling and storage) prior to assembly. general reflow process specifications snpb eutectic pb-free average ramp-up (t product ) 3c/s max 3c/s max typical solder melting (liquidus) temperature t l 183c 221c minimum reflow time above t l 30 s 30 s minimum pin temperature t pin 210c 235c peak product temperature t product 225c 260c average ramp-down (t product ) 6c/s max 6c/s max maximum time 25c to peak 6 minutes 8 minutes t product maximum t pin minimum time pin profile product profile t l time in reflow time in preheat / soak zone time 25c to peak temperature lead-free (pb-free) solder processes for pb-free solder processes, a pin temperature (t pin ) in excess of the solder melting temperature (t l , 217 to 221c for snagcu solder alloys) for more than 30 seconds and a peak temperature of 235c on all solder joints is recommended to ensure a reliable solder joint. maximum product temperature requirements top of the product pcb near pin 2 is chosen as reference location for the maximum (peak) allowed product temperature (t product ) since this will likely be the warmest part of the product during the reflow process. snpb solder processes for snpb solder processes, the product is qualified for msl 1 according to ipc/jedec standard j-std-020c. during reflow t product must not exceed 225 c at any time. pb-free solder processes for pb-free solder processes, the product is qualified for msl 3 according to ipc/jedec standard j-std-020c. during reflow t product must not exceed 260 c at any time. dry pack information surface mounted versions of the products are delivered in standard moisture barrier ba gs according to ipc/jedec standard j-std-033 (handling, packing, shipping and use of moisture/reflow sensitivity surface mount devices). using products in high temperature pb-free soldering processes requires dr y pack stora g e and handlin g . in case the products have been stored in an uncontrolled environment and no longer can be considered dry, the modules must be baked according to j-std-033. thermocoupler attachment pin 8 for measurement of minimum solder joint temperature, t pin pin 2 for measurement of maximum peak product reflow temperature, t p e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 36
ericsson internal product specification mechanical. 2 (4) prepared (also subject responsible if other) no. micjan 5/1301-bmr 602 uen approved checked date rev reference mpm/bk/e [magnus broman] see 1 2007-12-17 c soldering information - hole mounting the hole mounted product is intended for plated throu g h hole mounting by wave or manual soldering. the pin temperature is specified to maximum to 270c for maximum 10 seconds. a maximum preheat rate of 4c/s and maximum preheat temperature of 150c is suggested. when soldering by hand, care should be taken to avoid direct contact between the hot soldering iron tip and the pins for more than a few seconds in order to prevent overheating. a no-clean flux is recommended to avoid entrapment of cleaning fluids in cavities inside the product or between the product and the host board. the cleanin g residues ma y affect long time reliability and isolation voltage. delivery package information the products are delivered in antistatic injection molded tra y s (jedec design guide 4.10d standard) and the surface mount version also in antistatic carrier tape (eia 481 standard). carrier tape specifications material ps, antistatic surface resistance < 10 7 ohm/square bakeability the tape is not bakable tape width, w 56 mm [2.2 inch] pocket pitch, p 1 36 mm [1.42 inch] pocket depth, k 0 11.4 mm [0.449 inch] reel diameter 380 mm [15 inch] reel capacity 200 products /reel reel weight 3 kg/full reel tray specifications material ppe, antistatic surface resistance 10 5 < ohm/square < 10 12 bakability the trays can be baked at maximum 125c for 48 hours maximum tray thickness 20 mm, [0.787 inch] box capacity 150 products 5 full trays/box tray weight 520 g full tray, 130 g empty e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 37
ericsson internal product specification mechanical. 3 (4) prepared (also subject responsible if other) no. micjan 5/1301-bmr 602 uen approved checked date rev reference mpm/bk/e [magnus broman] see 1 2007-12-17 c product qualification specification characteristics external visual inspection ipc-a-610 change of temperature (temperature cycling) iec 60068-2-14 na temperature range number of cycles dwell/transfer time -40 to 100c 1000 15 min/0-1 min cold (in operation) iec 60068-2-1 ad temperature t a duration -45c 72 h damp heat iec 60068-2-67 c y temperature humidity duration 85c 85 % rh 1000 hours dry heat iec 60068-2-2 bd temperature duration 125c 1000 h electrostatic discharge susceptibility iec 61340-3-1, jesd 22-a114 iec 61340-3-2, jesd 22-a115 human body model (hbm) machine model (mm) class 2, 2000 v class 3, 200 v immersion in cleaning solven ts iec 60068-2-45 xa, method 2 water glycol ether isopropyl alcohol 55c 35c 35c mechanical shock iec 60068-2-27 e a peak acceleration duration 100 g 6 ms moisture reflow sensitivity 1 j-std-020c level 1 (snpb-eutectic) level 3 (pb free) 225c 260c operational life test mil-std-202g, method 108a duration 1000 h resistance to soldering heat 2 iec 60068-2-20 tb, method 1a solder temperature duration 270c 10-13 s robustness of terminations iec 60068-2-21 test ua1 iec 60068-2-21 test ue1 through hole mount products surface mount products all leads all leads solderability iec 60068-2-58 test td 1 iec 60068-2-20 test ta 2 preconditioning temperature, snpb eutectic temperature, pb-free preconditioning temperature, snpb eutectic temperature, pb-free 150c dry bake 16 h 215c 235c steam ageing 235c 260c vibration, broad band random iec 60068-2-64 fh, method 1 frequency spectral density duration 10 to 500 hz 0.07 g 2 /hz 10 min in each 3 perpendicular directions notes 1 only for products intended for refl ow soldering (surface mount products) 2 only for products intended for wave soldering (plated through hole products) e pku 4000 pi & si series dc/dc converters, input 36-75 v, output 25 a/50 w en/lzt 146 308 r4a dec 2007 ? ericsson power modules ab technical speci? cation 38

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