sxa10 series single output page 1 ?surface mount isolated dc/dc converter ?high reliability, rugged design ?low weight, open frame package ?3:1 input voltage range 27-75v ?adjustable undervoltage lockout (uvlo) ?full operation over the temperature range of -40? to +85? ambient with natural convection, up to 100? with forced air ?capable of delivering 10% extra power from -10? to 70? ?low power dissipation for any overload condition ?compliant with industry standard reflow profiles ?excellent output voltage accuracy, 0.1% typical regulation ?complies with ets 300 132-2, ets 300 386-1 ?environmentally friendly construction and packaging the sxa10 series is targeted specifically at telecommunications, data networking, mobile infrastructure, industrial and computer distributed power applications. an open frame topology combining a custom ic, conservative component deratings and extensive quali- fication ensures enhanced performance and reliability. all models have remote enable, output voltage trim and adjustable undervoltage lockout setting. the products are manu- factured in a fully automated process utilising established and proven mechanical con- struction technologies. supplied in jedec standard trays, these products are optimized for automated assembly using standard pick and place equipment and using industry standard reflow profiles. 1 2 3 4 5 6 7 8 9 10 pinout diagram sxa10 single output made in ireland 20 19 18 17 16 15 14 13 12 11 vo+ vo- vo+ vo- vo- nc nc nc nc vin+ nc nc nc trim nc nc nc nc uv/rem vin- absolute maximum ratings minimum typical maximum input voltage, continuous -0.3v 75v input voltage, peak/surge 2s max. -0.3v 100v uv/rem (pin 12) -0.3v 7v hot spot (see note 6) -40? 115? storage temperature -40? 125? output voltage during trim up % of nominal output (vo) 140% input undervoltage lockout output not trimmed up 27v set-point (see note 1) (all models) reflow peak 20 seconds 245? stresses in excess of the absolute maximum ratings can cause permanent damage to the device. operation of the device is not im plied at these or any other conditions in excess of those given in the data sheet. exposure to absolute maximum ratings can adversely affect device reliability. specification all specifications apply over 27-75v input, no load to rated load and -40 c to 110 c hot spot (output diode tab temperature, see note 6), unless otherwise stated. output specifications minimum typical maximum voltage setpoint accuracy 2.5v, 3.3v, 5v ?.0% (see note 7) 12v ?.5% voltage adjustability (see note 4) see model table line regulation 2.5v, 3.3v, 5v 9mv 25mv 12v 15mv 40mv load regulation see model table output current (io) see model table extended output current (io ext) +10% for input from 36 to 75v and (see note 3) ambient between -10? and 70? [ 5 year warranty ] t ? v
dc/dc converters | 10w dc/dc page 2 http://www.artesyn.com 10 watt surface mount dc/dc converters please consult our website for the following items: ? application note ? full data sheet ? evaluation kit output specifications minimum typical maximum ripple and noise sxa10-48s2v5 1.5% pk-pk 4.0% pk-pk 20mhz bandwidth 15mv rms 30mv rms SXA10-48S3V3 1.5% pk-pk 3.0% pk-pk 15mv rms 35mv rms sxa10-48s05 1.0% pk-pk 2.0% pk-pk 15mv rms 30mv rms sxa10-48s12 0.5% pk-pk 1.0% pk-pk 15mv rms 30mv rms temperature coefficient 0.002%/?c 0.010%/?c short circuit protection (hiccup) continuous overload protection for all overload conditions continuous load transient response peak deviation for 50% 1.4% to 100% step load settling time to within 1.0% 200sec line transient response 10v step 0mv voltage overshoot 100% load to no load step 3.0% 5.0% capacitive load @ max. temp. and 75vin; (see note 5 and application 2.5v, 3.3v, 5v 2200f/a note 102) 12v 100f/a start-up time, full resistive load sxa10-48s2v5 11msec 15msec vin = 36v to vo in spec. SXA10-48S3V3 11msec 15msec sxa10-48s05 8msec 15msec sxa10-48s12 25msec 34msec rise time full resistive load 4msec 10msec 10% to 90% vo input specifications minimum typical maximum input voltage range default 36v 75v adjustable input voltage range 2.5v, 3.3v, 5v, 12v 27v 75v (see note 1) input dv/dt ets 300-132 5v/ms non repetitive input dv/dt 50v/s non repetitive transient 0.1ws input energy input capacitance internal ceramic capacitors are 2.5f to unit fitted internally remote on/off logic compatibility internally pulled high, open collector remote on threshold (note 1) at uv/rem pin 1.6v 1.83v 2.25v remote on/off hysteresis 35mv 85mv 135mv default input undervoltage on threshold 32.15v 33.86v 35.17v lockout (uvlo) off threshold 29.61v 31.48v 32.95v max. uv/rem source current 750a remote off input power sleep mode 150mw @ vin = 75v supply voltage ripple 100/120hz 70db rejection svr = 20 log (vin pk-pk/vout pk-pk) input current no load 11ma 20ma inrush current ets 300 132-2 recommended input fuse 850ma hrc, anti-surge, rated for 200vdc
page 3 10w dc/dc | dc/dc converters 10 watt surface mount dc/dc converters note: the component top surface contains both input and output voltage potentials. the component may also be at high temperature. ensure that the unit is accessible only to trained personnel. see note 2 for further details. process specifications solderability iec 60068-2-58 recommended reflow convection reflow is profile recommended cecc 00 802 issue 2 and peak <245?c see application note solder paste height 0.15mm (6 thou) min. clean recommended process is no clean. if aqueous, ensure unit is thoroughly dried before applying power typical electromagnetic compatibility specifications conducted emissions en55022, fcc p.15 (note 9) level a radiated emissions en55022, fcc p.15, level a electrostatic discharge en61000-4-2 (4kv) level 2, criterion 2 radiated immunity en61000-4-3 (10v/m) level 3, criterion 1 input transients bursts en61000-4-4 (4kv) level 4, criterion 2 surge (signal only) en61000-4-5 (500v) level 1, criterion 1 conducted immunity en61000-4-6 level 3, criterion 1 input transients ets 300 132, etr283 public telecom, ets 300 386-1, network equip. emc april 1997 digital cellular telecom ets 300 342-2, emc november 1994 general specifications efficiency (see note 7) see model table for other operating conditions, refer to applications note isolation voltage input/output, 1500vdc 1 second test insulation class operational en60950, csa c22.2 (see note 2) ul1950 input/output cap. (nominal value) 1500pf input/output resistance >10 8 ? reliability and lifetime specifications mtbf (parts count) mil-hdbk-217f 1,000,000 hours ground benign @ 30?c, mtbf hrd4 issue 4 3,712,000 hours @ 40?c environmental specifications (8) vibration (sinusoidal) frequency 10 to 500hz iec 60068-2-6 fc amplitude 0.75mm acceleration 10g no. cycles 10 per axis vibration (random) frequency 10 to 500hz iec 60068-2-34 fd spectral density 0.3g 2 /hz duration 10 min. in 3 dir. mil202f, method 214a condition f 20.71g rms bump (half sinus) peak acceleration 200g iec 60068-2-27 ea shock duration 3ms thermal shock temperature change -40?c to +125?c iec 60068-2-14 na no. cycles 500 humidity 90% rh @ 70?c iec 60068-2-56 cb non-condensing accelerated damp heat temperature 85?c iec 60068-2-3 ca humidity 85% rh duration 1,000 hours telecoms ets 300-019-1-3 feb. 1992 classes 3.1 to 3.5 ets 300-019-2-3 vibration/shock class 3m5 ambient (still air) unit mounted -40?c to +85?c iec 60068-2-1 low vertically in enclosed iec 60068-2-2 high area, with >3cm 2 copper trace heat-sinking at each output pin on mounting board ambient airflow >0.3 msec -1 local -40?c to +100?c airflow (60lfm) thermal hot spot @ full load thermocouple for system design maximum ambient tab of main o/p (see note 6) and system configured d-pak diode for least airflow -40?c to +110?c storage temperature clause 5.3.1 -40?c to +125?c iec 60068-1 packaging (static dissipative matrix tray) specs. dimensions see figure 10 stack height 0.429 inches (10.89mm) typ. weight (unladen) 125g (4.4oz) typ. maximum temperature 65?c surface resistivity 10 5 to 10 10 ? input output nominal nominal output minimum maximum model voltage (1) voltage range output voltage current (3) efficiency (7) load reg. (7) number (11) 27-75vdc 2.25 to 2.75v 2.5v 2.75a 76% 20mv sxa10-48s2v5 27-75vdc 2.97 to 3.63v 3.3v 2.75a 79% 20mv SXA10-48S3V3 27-75vdc 4.5 to 5.5v 5.0v 2.0a 82% 20mv sxa10-48s05 27-75vdc 10.8 to 12v 12v 0.833a 84% 30mv sxa10-48s12
10 watt surface mount dc/dc converters dc/dc converters | 10w dc/dc page 4 http://www.artesyn.com mechanical specifications nominal dimensions 2.0 x 1.12 x 0.41 inches 50.8 x 28.5 x 10.4 mm weight 14g (0.5oz) typ. material substrate alpha level (0.1m organosilver plate) on copper conductors on al 2 o 3 ceramic. leads phosphor bronze lead plating 60/40 tin/lead material flammability ul94v-0 max. lead coplanarity 0.004 inches (100m) leadout smt gullwing - + vo sense vo ref vo - vo + internal uvlo set vin - vin + uv/rem remote on/off undervoltage lockout set 400khz current mode controller i sense figure 1 - sxa10 simplified schematic note 1 to decrease uvlo, connect a resistor from pin 12 (uv/rem) to pin 10 (vin+). to increase uvlo connect a resistor between pin 11 (vin-) and pin 12 (uv/rem). pin 12 must never be connected directly to voltages higher than 7vdc. the same pin operates remote on/off. the uv/rem pin (pin 12) is internally pulled higher than the remote on threshold. to turn the unit off use an open collector driver to pull the pin lower than the minimum remote on threshold by at least the maximum remote on/off hysteresis. see application note for specific details. note 2 operational insulation, as defined by csa 22.2 no 950, ul1950 and en 60950, is designed into this component. the unit is classified for pollution degree 2 environment. unit top surface is exposed at input voltage potential and will have same category insulation as input. the unit is designed for ?service access? or ?restricted access? as defined by csa c22.2 no 950, ul1950. this product is only for inclusion by professional installers within other equipment and must not be operated as a stand alone product. note 3 for applications with input voltages between 36 and 75v, and operating ambient temperatures of -10c to 70c the device will deliver an extra 10% output power. the device will continue to meet all specifications listed in this data sheet. refer to figure 5. figure 5 - output power characteristic note 4 to trim down connect a resistor between pin 17 (trim) and pin 1 (vo+). to trim up connect a resistor between pin 2 (vo-) and pin 17 (trim). see application note for specific details. note 5 3v3, 5v: max. capacitive load is limited to 2200f per rated output amp to guarantee recovery from overload, @ 75vin and max. temperature operation. for operation at vin <65vdc and <70?c ambient; there is no restriction on load capacitance. 12v: see application note for more details. start-up into rc loads is dependant on input voltage and load characteristics at high ambient temperatures. note 6 thermal hot spot is the temperature of the main output diode tab, as shown in figure 7. this is the optimum measurement point for thermal design considerations when integrating the sxa10 into a system. the tab is at dc potential and may be used with an isolated thermocouple instrument. for a maximally configured system and least airflow, this temperature should stabilise to be less than 110?c. pin 3 can also be used for thermal hot spot measurements, however its maximum temperature should be less than 95?c. figure 7 - thermal hot spot input voltage range 36 to 75vdc 25 to 75vdc 70 c85 c 100 c still air ambient temperature -10 c -40 c nom. (+10%) nom. >0.3msec-1 forced air (60lfm) output power d-pak tab = thermal hot spot 1 please consult our website for the following items: ? application note ? full data sheet ? evaluation kit
figure 9 - dimensioned product view figure 10 - matrix tray dimensions tolerances as per jedec standard no. 95-1, section 10. note 7 valid for 48v input, nominal load and 25?c operation. note 8 component level data is specified for a mounted unit, i.e. includes lead dynamics. system level data may be different due to system and board mounting dynamics. note 9 48s12 typically meets level a quasi peak and level a +5db average. note 10 for operation at >70% of nominal output current and at <29vdc in; an external series line dampening resistor should be employed. a 0.39 ? resistor should be fitted in series with vin+. a 1210 package size should be used. the recommended resistor is from koa; sr73k2etrdr39f. note 11 to order an evaluation kit which contains a sxa10 model pre-mounted on a circuit card with test points for easy testing in the laboratory, please add the suffix '-eval' to the model number, e.g. sxa10-48s05-eval. please see the sxa10 evaluation board user guide for further details. environmental consideration great care has been taken to protect the environment. the units have reduced mass to reduce transportation costs. no encapsulation epoxies are used. the substrate, being ceramic with copper conductors and with only 0.1mm silver pad plating, is environmentally benign. the snag component and lead attach solder alloy has 0% lead present. the packaging trays are designed to be both reusable and recyclable. page 5 10w dc/dc | dc/dc converters figure 8 - recommended pad position and dimension sxa10 single output 1.120 0.012 (28.50 0.30 ) 0.057 0.004 (1.45 0.1 ) seating plane 0.42 (10.60) max. 3.5 1.5 0.008 (0.20) min. 1.920 (48.76) dimensions in inches (mm) 0.112 (2.84) 1.174 (29.82) 0.948 (24.09) 0.200 (5.08) +0.20 -0.10 ) 0.200 0.001 (5.08 0.03 ) typ. (non. accum.) 0.004 (0.10) 0.010 0.002 (0.25 0.05 ) seating plane dimensions in inches (mm) +0.008 -0.004 2.000 (50.80 0.098 0.004 (2.50 0.10 ) 12.40 (315.00) 12.70 (322.60) 5.35 (135.90) 0.48 (12.19) device pin 1 orientation
page 6 http://www.artesyn.com lfds_sxa10_20020212.pdf data sheet ? artesyn technologies 2002 the information and specifications contained in this data sheet are believed to be correct at time of publication. however, ar tesyn technologies accepts no responsibility for consequences arising from printing errors or inaccuracies. specifications are subject to change without notice. no rights under any patent accompa ny the sale of any such product(s) or information contained herein. please consult our website for the following items: ? application note ? full data sheet ? evaluation kit
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