View NH033M-L_7710858.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

data sheet april 2008 nh033x-l and nh050x-l series power modules: 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a the nh033x-l and nh050x-l series power modules use advanced, surface-mount technology and deliver high-qual- ity, compact, dc-dc conversion at an economical price. applications n distributed power architectures n servers n workstations n desktop computers features n small size: 69.9 mm x 25.4 mm x 8.6 mm (2.75 in. x 1.00 in. x 0.34 in.) n non-isolated output n constant frequency n high efficiency: 91% typical n overcurrent protection n remote on/off n output voltage adjustment: 90% to 110% of v o, nom : v o ? 2.5 v 100% to 120% of v o, nom : v o < 2.5 v n overtemperature protection n remote sense n ul * 60950 recognized, csa ? c22.2 no. 60950- 00 certified, vde 0805 (iec60950) licensed n meets fcc class a radiated limits options n tight tolerance output n short pins: 2.79 mm 0.25 mm (0.110 in. 0.010 in.) description the nh033x-l and nh050x-l series power modules are n on-isolated dc-dc converters that operate over an input voltage range of 4.5 vdc to 5.5 vdc and provide a regulated output between 1.2 v and 3.3 v. the open frame power modules have a maximum output current rating of 10 a and 15 a, respectively, at typical full-load efficiencies of 91%. * ul is a registered trademark of underwriters laboratories, inc. ? csa is a registered trademark of canadian standards association.
nh033x-l and nh050x-l series po wer modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vd c output; 10 a and 15 a april 2008 2 lineage power absolute maximum ratings stresses in excess of the absolute maximum ratings ca n cause permanent damage to the device. these are abso- lute stress ratings only. functional operation of the device is not implied at these or any other conditions in excess of those given in the operations sections of the data sheet. exposure to absolute maximum ratings for extended periods can adversely af fect device reliability. * forced convection?200 lfpm minimum. higher ambient temperat ures possible with in creased airflow and/or decreased power output . see the thermal considerations section for more details. electrical specifications unless otherwise indicated, specifications apply over all operating in put voltage, resistive load, and temperature conditions. table 1. input specifications fusing considerations caution: this power module is not internally fused. an input line fuse must always be used. this power module can be used in a wide variety of app lications, ranging from simple stand-alone operation to an integrated part of a sophisticated po wer architecture. to preserve maximum flexibilit y, internal fusing is not included; however, to achieve maximum safety and system protection, always use an input line fuse . the safety agencies require a normal-blow fuse with a maximum rating of 20 a (see safety considerations section). based on the information provided in this data sheet on inrush energy and maximum dc input current, the same type of fuse with a lower rating can be used. refer to the fuse manufacturer?s data for further information. parameter device symbol min max unit input voltage (continuous) all v i ?7.0vdc on/off terminal voltage all v on/off ?6.0vdc operating ambient temperature*: nh033x-l nh050x-l all all t a t a 0 0 62 49 c c storage temperature all t stg ?55 125 c parameter symbol min typ max unit operating input voltage: start-up continuous operation v i v i 4.75 4.5 ? 5.0 ? 5.5 vdc vdc maximum input current (v i = 0 v to 5.5 v; i o = i o, max ; see figures 1?8.): nh033x-l nh050x-l i i, max i i, max ? ? ? ? 10 16 a a input reflected-ripple current, peak-to-peak (5 hz to 20 mhz, 500 nh source impedance; see figure 33.) i i ?300?map-p input ripple rejection (120 hz) ? ? 60 ? db
data sheet nh033x-l and nh050x-l series power modules: april 2008 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a lineage power 3 electrical specifications (continued) table 2. output specifications parameter device symbol min typ max unit output voltage set point (v i = 5.0 v; i o = i o, max ; t a = 25 c) nh0xxm-l nh0xxs1r8-l nh0xxg-l nh0xxf-l v o, set v o, set v o, set v o, set 1.45 1.74 2.42 3.18 1.5 1.8 2.5 3.3 1.55 1.86 2.58 3.39 vdc vdc vdc vdc output voltage (over all operating input voltage, resistive load, and temperature conditions until end of life; see figure 35.) nh0xxm-l nh0xxs1r8-l nh0xxg-l nh0xxf-l v o v o v o v o 1.43 1.71 2.40 3.16 ? ? ? ? 1.58 1.89 2.60 3.44 vdc vdc vdc vdc output regulation: line (v i = 4.5 v to 5.5 v) load (i o = 0 to i o, max ) temperature (t a = 0 c to 50 c) all all all ? ? ? ? ? ? 0.1 0.1 ? 0.3 0.3 17 %v o %v o mv output ripple and noise voltage (see figure 34.): rms peak-to-peak (5 hz to 20 mhz) all all ? ? ? ? ? ? 25 100 mvrms mvp-p external load capacitance (see design considerations section.) all ? 0 ? 15,000 f output current (see derating curves figures 50 and 51.) nh033x-l nh050x-l i o i o 0 0 ? ? 10.0 15.0 a a output current- limit inception (v o = 90% of v o, set ; t q32 = 80 c; see feature descriptions section.) all i o 103 ? 200 %i o, max output short-circuit current all i o ?170?%i o, max efficiency (v i = 5.0 v; i o = i o, max ; t a = 25 c; see figure 35.) NH033M-L nh033s1r8-l nh033g-l nh033f-l nh050m-l nh050s1r8-l nh050g-l nh050f-l 80 82 87 90 77 81 85 89 83 85 89 92 81 83 87 90.5 ? ? ? ? ? ? ? ? % % % % % % % % switching frequency all ? ? 265 ? khz dynamic response ( i o / t = 1 a/10 s, v i = 5.0 v, t a = 25 c): load change from i o = 0% to 100% of i o, max : peak deviation settling time (v o < 10% peak deviation) load change from i o = 100% to 0% of i o, max : peak deviation settling time (v o < 10% peak deviation) all all all all ? ? ? ? ? ? ? ? 20 200 20 200 ? ? ? ? mv s mv s
nh033x-l and nh050x-l series po wer modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vd c output; 10 a and 15 a april 2008 4 lineage power general specifications cleanliness requirements the open frame (no case or potting) power modules meet specification j-std-001b. these requirements state that any solder balls must be attached and their size sh ould not compromise the minimum electrical spacing of the power module. the cleanliness designator of the open frame pow er module is c00 (per j specification). feature specifications unless otherwise indicated, specifications apply over all operating in put voltage, resistive load, and temperature conditions. see feature descriptions and design co nsiderations sections for further information. * total adjustment of trim and remote sens e combined should not exceed 10% for v o 2.5 v or 20% for v o < 2.5 v. parameter min typ max unit calculated mtbf (i o = 80% of i o, max ; t a = 40 c) 1,300,000 hours weight ? ? 14 (0.5) g (oz.) parameter symbol min typ max unit remote on/off signal interface (v i = 4.5 v to 5.5 v; open co llector pnp transistor or equivalent; signal referenced to gnd pin; see figure 38 and feature descriptions section.): logic low (on/off pin open)?module on: i on/off = 0.0 a v on/off = 0.3 v logic high (v on/off > 2.8 v)?module off: i on/off = 10 ma v on/off = 5.5 v turn-on time (i o = i o, max ; v o within 1% of steady state; see figures 25?32.) v on/off i on/off v on/off i on/off ? ?0.7 ? ? ? ? ? ? ? ? 3.0 0.3 50 6.0 10 ? v a v ma ms output voltage adjustment* (see feature descriptions section.): output voltage remote-sense range: for v o 2.5 v for v o < 2.5 v output voltage set-point adjustment range (trim): for v o 2.5 v for v o < 2.5 v ? ? v trim v trim ? ? 90 100 ? ? ? ? 10 20 110 120 % v o, nom % v o, nom % v o, nom % v o, nom overtemperature protection (shutdown) (see feature descriptions section.) t q32 115 120 ? c
lineage power 5 data sheet nh033x-l and nh050x -l series power modules: april 2008 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a characteristics curves 8-2415 figure 1. NH033M-L input characteristics, t a = 25 c 8-2419 figure 2. nh050m-l input characteristics, t a = 25 c 8-2416 figure 3. nh033s1r8-l input characteristics, t a = 25 c 8-2420 figure 4. nh050s1r8-l input characteristics, t a = 25 c 8-2414 figure 5. nh033g-l input characteristics, t a = 25 c 8-2418 figure 6. nh050g-l input characteristics, t a = 25 c 0.5 1.5 2.5 3.0 3.5 4.0 0 3 input voltage, v i (v) 2 4 5.5 0.0 1 4.5 5.0 5 6 1.0 2.0 input current, i i (a) i o = 10 a 1.0 2.0 3.0 4.0 3.5 4.5 0 6 input voltage, v i (v) 4 3 5 5.0 8 5.5 0.0 7 2 1 9 10 1.5 2.5 i o = 15 a 0.5 input current, i i (a) 0.5 1.0 3.0 3.5 4.0 4.5 0 5 input voltage, v i (v) 3 2 4 7 5.0 0.0 6 1 2.0 2.5 1.5 i o = 10 a 5.5 input current, i i (a) 0.5 1.5 2.5 3.0 3.5 4.0 0 6 input voltage, v i (v) 4 8 5.5 0.0 2 4.5 5.0 10 12 1.0 2.0 input current, i i (a) i o = 15 a 8 7 2 1.5 1.0 3.5 4.0 4.5 5.0 0 input voltage, v i (v) 4 6 1 9 5.5 0.0 2.5 3.0 2.0 5 input current, i i (a) 3 i o = 10 a 0.5 0.5 1.0 3.0 3.5 4.0 4.5 0 10 input voltage, v i (v) 6 4 8 14 5.0 0.0 12 2 2.0 2.5 1.5 5. 5 input current, i i (a) i o = 15 a
6 lineage power nh033x-l and nh050x-l series power modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a april 2008 characteristics curves (continued) 8-2413(c) figure 7. nh033f-l input characteristics, t a = 25 c 8-2417(c) figure 8. nh050f-l input characteristics, t a = 25 c 8-2423(c) figure 9. NH033M-L current limit, t a = 25 c 8-2427(c) figure 10. nh050m-l current limit, t a = 25 c 8-2424(c) figure 11. nh033s1r8-l current limit, t a = 25 c 8-2428(c) figure 12. nh050s1r8-l current limit, t a = 25 c 7 3 2 3 5 4 0 6 4 5 2 1 8 6 0 9 i o = 10 a input voltage, v i (v) input current, i i (a) 1 0.5 1.0 3.0 3.5 4.0 4.5 0 10 input voltage, v i (v) 6 4 8 14 5.0 0.0 12 2 2.0 2.5 1.5 i o = 15 a 5. 5 input current, i i (a) 0.4 output voltage, v o (v) 2 4 12 14 16 0.0 output current, i o (a) 0.6 1.2 0.2 1.6 810 6 13 5 7911131517 1.0 1.4 18 19 v i = 5.0 v 0 0.8 1.2 0.2 6 0.0 output current, i o (a) 0.6 1.0 18 0.4 0.8 1.6 8 1012 14 16 2426 2 output voltage, v o (v) 4 20 22 vi = 5.0 (v) 0 1.4 0.4 output voltage, v o (v) 24 12 14 16 0.0 output current, i o (a) 0.6 1.0 0.2 1.8 0 810 6 13 57 9 11 13 15 17 20 1.4 0.8 1.2 1.6 1819 v i = 5.0 v output voltage, v o (v) 1.2 0.2 6 0.0 output current, i o (a) 0.6 1.0 18 0.4 0.8 1.8 8 1012 14 16 2426 2 4 20 22 v i = 5.0 (v) 0 1.4 1.6
lineage power 7 data sheet nh033x-l and nh050x -l series power modules: april 2008 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a characteristics curves (continued) 8-2422(c) figure 13. nh033g-l current limit, t a = 25 c 8-2426(c) figure 14. nh050g-l current limit, t a = 25 c 8-2421(c) figure 15. nh033f-l current limit, t a = 25 c 8-2425(c) figure 16. nh050f-l current limit, t a = 25 c 8-2431(c) figure 17. NH033M-L efficiency, t a = 25 c 8-2435(c) figure 18. nh050m-l efficiency, t a = 25 c output voltage, v o (v) 2 4 12 14 16 0.0 output current, i o (a) 1.5 0.5 2.5 810 6 13 5 7911131517 1.0 2.0 18 19 v i = 5.0 v 0 0.5 0.0 output current, i o (a) 1.5 2.5 1.0 2.0 22 24 2 output voltage, v o (v) 6 4 8101214161820 v i = 5.0 v 0 26 28 1.0 output voltage, v o (v) 2 4 12 14 16 0.0 output current, i o (a) 1.5 2.5 0.5 3.5 810 6 1 3 5 7 9 11131517 2.0 3.0 1819 v i = 5 v 0 0.5 0.0 output current, i o (a) 1.5 2.5 1.0 3.0 2.0 3.5 22 24 2 output voltage, v o (v) 6 4 8 1012 141618 20 v i = 5.0 v 0 efficiency, (%) 85.5 84.5 83.0 12 6 7 89 82.0 output current, i o (a) 83.5 84.0 82.5 86.0 10 0 4 5 3 85.0 v i = 4.5 v v i = 5.0 v v i = 5.5 v 82 1 3 11 13 80 output current, i o (a) 83 81 86 0 7 9 5 15 2 4 6 8 10 12 14 85 efficiency, (%) 84 v i = 4.5 v v i = 5.0v v i = 5.5 v
8 lineage power nh033x-l and nh050x-l series power modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a april 2008 characteristics curves (continued) 8-2432(c) figure 19. nh033s1r8-l efficiency, t a = 25 c 8-2436(c) figure 20. nh050s1r8-l efficiency, t a = 25 c 8-2430(c) figure 21. nh033g-l efficiency, t a = 25 c 8-2434(c) figure 22. nh050g-l efficiency, t a = 25 c 8-2429(c) figure 23. nh033f-l efficiency, t a = 25 c 8-2433(c) figure 24. nh050f-l efficiency, t a = 25 c efficiency, (%) 12 6 7 89 84.0 86.5 output current, i o (a) 85.5 85.0 86.0 87.5 10 0 87.0 84.5 4 5 3 v i = 4.5 v v i = 5.0 v v i = 5.5 v 83.5 84.5 86.5 85.5 1 3 11 13 82.0 output current, i o (a) 82.5 87.0 0 7 9 5 15 2 4 6 8 10 12 14 efficiency, (%) v i = 4.5 v v i = 5.0 v v i = 5.5 v 83.0 84.0 86.0 85.0 efficiency, (%) 12 6 7 89 87.0 89.5 output current, i o (a) 88.5 88.0 89.0 90.5 0 90.0 87.5 4 5 3 10 v i = 4.5 v v i = 5.0 v v i = 5.5 v 87 1 3 11 13 85 output current, i o (a) 88 86 91 0 7 9 5 15 2 4 6 8 10 12 14 90 efficiency, (%) v i = 4.5 v v i = 5.0 v v i = 5.5 v 89 12 6 7 89 90.5 92.5 output current, i o (a) 91.5 91.0 92.0 10 0 93.0 90.5 4 5 3 v i = 4.5 v v i = 5.0 v v i = 5.5 v efficiency, (%) 89.5 90.5 92.5 91.5 1 3 11 13 88.0 output current, i o (a) 88.5 93.0 0 7 9 5 15 2 4 6 8 10 12 14 efficiency, (%) 89.0 90.0 92.0 91.0 v i = 4.5 v v i = 5.5 v v i = 5.0 v
lineage power 9 data sheet nh033x-l and nh050x -l series power modules: april 2008 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a characteristics curves (continued) 8-2439(c) figure 25. NH033M-L typical start-up from remote on/off, v i = 5 v, i o = 10 a 8-2442(c) figure 26. nh050m-l typical start-up from remote on/off, v i = 5 v, i o = 15 a 8-2440(c) figure 27. nh033s1r8-l typical start-up from remote on/off, v i = 5 v, i o = 10 a 8-2452(c) figure 28. nh050s1r8-l typical start-up from remote on/off, v i = 5 v, i o = 15 a time, t (500 ?/div) time, t (500 ?/div) output voltage, v o (v) (1 v/div.) remote on/off, v on/off ( v) time, t (500 ?/div) time, t (500 ?/div) remote on/off, v on/off ( v) output voltage, v o (v) (500 mv/div.) time, t (500 ?/div) time, t (500 ?/div) remote on/off, v on/off ( v) output voltage, v o (v) (1 v/div.) time, t (500 ?/div) time, t (500 ?/div) output voltage, v o (v) (1 v/div.) remote on/off, v on/off (v)
nh033x-l and nh050x-l series po wer modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vd c output; 10 a and 15 a april 2008 10 10 lineage power characteristics curves (continued) 8-2438(c) figure 29. nh033g-l typical start-up from remote on/off, v i = 5 v, i o = 10 a 8-2443(c) figure 30. nh050g-l typical start-up from remote on/off, v i = 5 v, i o = 15 a 8-2437(c) figure 31. nh033f-l typical start-up from remote on/off, v i = 5 v, i o = 10 a 8-2441(c) figure 32. nh050f-l typical start-up from remote on/off, v i = 5 v, i o = 15 a time, t (500 ?/div) time, t (500 ?/div) output voltage, v o (v) (1 v/div.) remote on/off, v on/off ( v) time, t (500 ?/div) time, t (500 ?/div) remote on/off, v on/off ( v) output voltage, v o (v) (1 v/div.) time, t (500 ?/div) remote on/off, v on/off ( v) output voltage, v o (v) (1 v/div.) time, t (500 ?/div) time, t (500 ?/div) output voltage, v o (v) (1 v/div.) remote on/off, v on/off ( v)
data sheet nh033x-l and nh050x-l series power modules: april 2008 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a lineage power 11 test configurations 8-203(c).h note: input reflected-ripple current is measured with a simulated source impedance of 500 nh. capacitor c s offsets possible battery impedance. current is measured at the input of the module. figure 33. input reflected-ripple test setup 8-513(c).r note: use a 0.1 f ceramic capacitor and a 1,000 f aluminum or tantalum capacitor (esr = 0.05 ? @ 100 khz). scope mea- surement should be made using a bnc socket. position the load between 50 mm and 80 mm (2 in. and 3 in.) from the module. figure 34. peak-to-peak output noise measurement test setup 8-1173(c).a note: all measurements are tak en at the module terminals. when socketing, place kelvin connec tions at module terminals to avoid measurement errors due to socket contact resistance. figure 35. output voltage and efficiency measurement test setup design considerations input source impedance the power module should be connected to a low ac- impedance input source. highly inductive source impedances can affect the stability of the nh033x-l and nh050x-l series power modules. adding external capacitance close to the input pins of the module can reduce the ac imped ance and ensure system stability. the minimum recommended input capacitance (c 1 ) is a 470 f electrolytic capacitor with an esr e 0.02 @ 100 khz. verify the quality and layout of these capaci- tors by ensuring that the ripple across the module input pins is less than 1 vp-p at i o = i o, max . (see figures 33, 36, and 37.) the 470 f electrolytic capacitor (c 1 ) should be added across the input of the nh033x-l or nh050x-l to ensure stability of the unit. the electrolytic capacitor should be selected for esr and rms current ratings to ensure safe operation in the case of a fault condition. the input capacitor for the nh033x-l and nh050x-l series should be rated to handle 10 arms. when using a tantalum input capacitor, take care not to exceed the tantalum capacitor power rating because of the capacitor?s failure mechanism (for example, a short circuit). 8-1215(c).a figure 36. setup with external capacitor to reduce input ripple voltage to reduce the amount of ripple current fed back to the input supply (input reflected-ripple current), an external input filter can be added. up to 10 f of ceramic capacitance (c 2 ) may be externally connected to the input of the nh033x-l or nh050x-l, provided the source inductance (l source ) is less than 1 h (see figure 36). to oscilloscope 500 ? c s 220 ? esr < 0.1 @ 20 ?c, 100 khz v i (+) battery c i 470 ? current probe l test esr < 0.2 @ 100 khz gnd v o 1.0 ? resistive load scope copper strip 1000 ? gnd v i v o i i i o supply contact resistance contact and distribution losses load gnd sense(+) sense(-) v o i o v i i i ----------------------- - x100 = % to oscilloscope 1 ? (max) c 2 v i gnd supply current probe l source 10 ? (max) + c 1 470 ?
nh033x-l and nh050x-l series po wer modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vd c output; 10 a and 15 a april 2008 12 12 lineage power design considerations (continued) input source impedance (continued) to further reduce the input reflected ripple current, a filter inductor (l filter ) can be connected between the supply and the external input capacitors (see figure 37). the filter inductor should be rated to handle the maximum power module input current of 10 adc for the nh033x-l and 16 adc for the nh050x-l. if the amount of input reflected-ripple current is unac- ceptable with an external l-c filter, more capacitance may be added across the input supply to form a c-l-c filter. for best results, the filter components should be mounted close to the power module. 8-1216(c).a figure 37. setup with external input filter to reduce input reflected-ripple current and ensure stability output capacitance the nh033x-l and nh050x-l series power modules can be operated with large values of output capaci- tance. in order to maintain stability, choose a capacitor bank so that the product of their capacitance and esr is greater than 50 x 10 ?6 (e.g., 1,000 f x 0.05 = 50 x 10 ?6 ). for complex or very low esr filters, consult the technical support for stability analysis. safety considerations for safety-agency approval of the system in which the power module is used, the power module must be installed in compliance with the spacing and separation requirements of the end-use safety agency standard, i.e., ul 60950, csa c22.2 no. 60950-00, and vde 0805 (iec60950). for the converter output to be considered meeting the requirements of safety extra-low voltage (selv), the input must meet selv requirements. the power module has extra-low voltage (elv) outputs when all inputs are elv. the input to these units is to be provided with a maxi- mum 20 a normal-blow fuse in the ungrounded lead. feature descriptions overcurrent protection to provide protection in a fault condition, the unit is equipped with internal overcurrent protection. the unit operates normally once the fault condition is removed. under some extreme overcurrent conditions, the unit may latch off. once the fault is removed, the unit can be reset by toggling the remote on/off signal for one second or by cycling the input power. remote on/off to turn the power module on and off, the user must supply a switch to control the voltage at the on/off pin (v on/off ). the switch should be an open collector pnp transistor connected betwee n the on/off pin and the v i pin or its equivalent (see figure 38). during a logic low when the on/off pin is open, the power module is on and the maximum v on/off generated by the power module is 0.3 v. the maximum allowable leakage current of the switch when v on/off = 0.3 v and v i = 5.5 v (v switch = 5.2 v) is 50 a. during a logic high, when v on/off = 2.8 v to 5.5 v, the power module is off and the maximum i on/off is 10 ma. the switch should maintain a logic high while sourcing 10 ma. leave the remote on/off pin open if not using that feature. the module has internal capacitance to reduce noise at the on/off pin. addition al capacitance is not gen- erally needed and may degrade the start-up character- istics of the module. to oscilloscope c 1 v i gnd supply current probe l source 470 ? l filter + c 2
data sheet nh033x-l and nh050x-l series power modules: april 2008 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a lineage power 13 feature descriptions (continued) remote on/off (continued) caution: never ground the on/off pin. ground- ing the on/off pin disables an impor- tant safety feature and may damage the module or the customer system. 8-1175(c).a figure 38. remote on/off implementation remote sense remote sense minimizes the effects of distribution losses by regulating the voltage at the remote-sense connections. the voltage between the remote-sense pins and the output pins must not exceed the output voltage sense range given in the feature specifications table. the voltage between the v o and gnd pins must not exceed 110% of v o, nom for v o 2.5 v or 120% of v o, nom for v o < 2.5 v. this limit includes any increase in voltage due to remote-sense compensation and out- put voltage set-point adjustment (trim), see figure 39. if not using the remote-sense feature to regulate the out- put at the point of load, connect sense(+) to v o and sense(?) to gnd at the module. 8-651(c).i figure 39. effective circuit configuration for single-module remote-sense operation output voltage set-point adjustment (trim) output voltage set-point adju stment allows the output voltage set point to be increased or decreased by con- necting an external resistor between the trim pin and either the sense(+) pin (decrease output voltage) or sense(?) pin (increase output voltage). the trim range for modules that produce 2.5 v o or greater is 10% of v o, nom . the trim range for modules that pro- duce less than 2.5 v o is +20%, ?0%. connecting an external resistor (r trim-down ) between the trim and sense(+) pin decreases the output voltage set point as defined in the following equation. for the f (3.3 v o ) module: for the g (2.5 v o ) module: note: output voltages below 2.5 v cannot be trimmed down. connecting an external resistor (r trim-up ) between the trim and sense(?) pins increases the output voltage set point to v o, adj as defined in the following equation. for the g (2.5 v o ) module: for all other modules: leave the trim pin open if not using that feature. overvoltage protection overvoltage protection is not provided in the power module. external circuitry is required to provide over- voltage protection. vo i on/off on/off v i gnd + v on/off + v switch v o sense(+) sense(-) v i i o contact and distribution losses i i contact resistance gnd supply load r t ri m -down 18.23 v o v o adj , ? ----------------------------- -47.2 ? ?? ?? k = r trim-down 6.98 v o v o adj , ? ----------------------------- -24 ? ?? ?? k = r trim-up 28 v o adj , v o ? ----------------------------- -10 ? ?? ?? k = r trim-up 28 v o adj , v o ? ----------------------------- -33.2 ? ?? ?? k =
nh033x-l and nh050x-l series po wer modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vd c output; 10 a and 15 a april 2008 14 14 lineage power feature descriptions (continued) overtemperature protection to provide additional protection in a fault condition, the unit is equipped with a nonl atched thermal shutdown circuit. the shutdown circuit engages when q32 exceeds approximately 120 c. the unit attempts to restart when q32 cools down. the unit cycles on and off if the fault condition co ntinues to exist. recovery from shutdown is accomplished when the cause of the overheating condition is removed. thermal considerations the power modules operate in a variety of thermal environments; however, suff icient cooling should be provided to help ensure reliable operation of the unit. heat is removed by conduc tion, convection, and radia- tion to the surrounding environment. the thermal data presented is based on measure- ments taken in a wind tunnel. the test setup shown in figure 40 was used to collect data for figures 50 and 51. note that the airflow is parallel to the long axis of the module. the derating data applies to airflow along either direction of the module?s long axis. the module runs cooler when it is rotated 90 from the direction shown in figure 40. this thermally preferred orientation increases the maximum ambient tempera- tures 4 c to 5 c from the maximum values shown in figures 50 and 51. 8-1199(c).a note: dimensions are in millimeters and (inches). figure 40. thermal test setup proper cooling can be verified by measuring the power module?s temperature at lead 7 of q32 as shown in figure 41. 8-1149(c).b figure 41. temperature measurement location the temperature at this location should not exceed 115 c at full power. the output power of the module should not exceed the rated power. convection requirements for cooling to predict the approximate cooling needed for the mod- ule, determine the power dissipated as heat by the unit for the particular application. figures 42 through 49 show typical power dissipation for the module over a range of output currents. 8-2446(c) figure 42. NH033M-L typical power dissipation vs. output current, t a = 25 c airflow 203.2 (8.0) 76.2 (3.0) air velocity and ambient temperature measured here power module 25.4 (1.0) lead #7 q32 12 6 7 89 0.5 3.0 output current, i o (a) 2.0 1.5 2.5 10 0 3.5 1.0 4 5 3 v i = 5.5 v v i = 5.0 v v i = 4.5 v power dissipation, p d (w)
data sheet nh033x-l and nh050x-l series power modules: april 2008 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a lineage power 15 thermal considerations (continued) convection requirem ents for cooling (continued) 8-2450(c) figure 43. nh050m-l typical power dissipation vs. output current, t a = 25 c 8-2447(c) figure 44. nh033s1r8-l typical power dissipation vs. output current, t a = 25 c 8-2451(c) figure 45. nh050s1r8-l typical power dissipation vs. output current, t a = 25 c 8-2445(c) figure 46. nh033g-l typical power dissipation vs. output current, t a = 25 c 2.0 3.0 5.0 4.0 1 3 11 13 0.5 output current, i o (a) 1.0 0 7 9 5 15 2 4 6 8 10 12 14 1.5 2.5 4.5 3.5 6.0 5.5 v i = 5.5 v v i = 5.0 v v i = 4.5 v power dissipation, p d (w) 12 6 7 89 0.5 3.0 output current, i o (a) 2.0 1.5 2.5 10 0 3.5 1.0 4 5 3 v i = 5.5 v v i = 5.0 v v i = 4.5 v power dissipation, p d (w) 2.0 3.0 5.0 4.0 1 3 11 13 0.5 output current, i o (a) 1.0 0 7 9 5 15 2 4 6 8 10 12 14 1.5 2.5 4.5 3.5 6.0 5.5 v i = 5.5 v v i = 5.0 v v i = 4.5 v power dissipation, p d (w) 12 6 7 89 0.5 3.0 output current, i o (a) 2.0 1.5 2.5 10 0 3.5 1.0 4 5 3 v i = 5.5 v v i = 5.0 v v i = 4.5 v power dissipation, p d (w)
nh033x-l and nh050x-l series po wer modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vd c output; 10 a and 15 a april 2008 16 16 lineage power thermal considerations (continued) convection requirem ents for cooling (continued) 8-2449(c) figure 47. nh050g-l typical power dissipation vs. output current, t a = 25 c 8-2444(c) figure 48. nh033f-l typical power dissipation vs. output current, t a = 25 c 8-2448(c) figure 49. nh050f-l typical power dissipation vs. output current, t a = 25 c with the known power dissipation and a given local ambient temperature, the minimum airflow can be cho- sen from the derating curves in figures 50 and 51. 8-1425(c).c figure 50. nh033x-l power derating vs. local ambient temperature and air velocity 2.0 3.0 5.0 4.0 1 3 11 13 0.5 output current, i o (a) 1.0 0 7 9 5 15 2 4 6 8 10 12 14 1.5 2.5 4.5 3.5 6.0 5.5 v i = 5.5 v v i = 5.0 v v i = 4.5 v power dissipation, p d (w) 12 6 7 89 0.5 3.0 output current, i o (a) 2.0 1.5 2.5 10 0 3.5 1.0 4 5 3 v i = 5.5 v v i = 5.0 v v i = 4.5 v power dissipation, p d (w) 2.0 3.0 5.0 4.0 1 3 11 13 0.5 output current, i o (a) 1.0 0 7 9 5 15 2 4 6 8 10 12 14 1.5 2.5 4.5 3.5 6.0 5.5 v i = 5.5 v v i = 4.5 v v i = 5.0 v power dissipation, p d (w) 0 25 45 55 125 0 2 ambient temperature, t a (?c) power dissipation, p d (w) 35 65 3 4 75 85 95 105 115 1 1.5 m/s (300 ft./min.) 1.0 m/s (200 ft./min.) 0.5 m/s (100 ft./min.) natural convection 2.0 m/s (400 ft./min.) 3.0 m/s (600 ft./min.) typical 5.5 v i , 10 a out dissipation typical 5.0 v i , 10 a out dissipation
data sheet nh033x-l and nh050x-l series power modules: april 2008 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a lineage power 17 thermal considerations (continued) convection requirem ents for cooling (continued) 8-1426(c).b figure 51. nh050x-l power derating vs. local ambient temperature and air velocity for example, if the nh050f-l dissipates 4 w of heat, the minimum airflow in a 65 c environment is 1 m/s (200 ft./min.). keep in mind that these derating curves are approxi- mations of the ambient temperatures and airflows required to keep the power module temperature below its maximum rating. once th e module is assembled in the actual system, the module?s temperature should be checked as shown in figure 41 to ensure it does not exceed 115 c. power dissipation, p d (w) 5 15 35 45 115 0 1 5 ambient temperature, t a (?c) 25 55 2 3 4 65 75 85 95 105 6 1.5 m/s (300 ft./min.) 1.0 m/s (200 ft./min.) 0.5 m/s (100 ft./min.) natural convection 2.0 m/s (400 ft./min.) 3.0 m/s (600 ft./min.) typical 5.5 v i , 15 a out dissipation typical 5.0 v i , 15 a out dissipation
nh033x-l and nh050x-l series po wer modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vd c output; 10 a and 15 a april 2008 18 lineage power outline diagram dimensions are in millim eters and (inches). tolerances: x.x mm 0.5 mm (x.xx in. 0.02 in .), x.xx mm 0.25 mm (x.xxx in. 0.010 in.). 8-1176(c).b * label includes product designation and date code. 5.84 (0.230) 25.4 (1.00) 8.6 (0.34) max square pin 0.64 x 0.64 (0.025 x 0.025) 45.7 (1.80) 48.3 (1.90) 43.2 (1.70) 40.6 (1.60) 2.54 (0.100) 1.8 (0.07) 7.62 (0.300) 5.08 (0.200) 20.3 (0.8 0 2.54 (0.100) 17.3 (0.68) 17.8 (0.70) 69.9 (2.75) 25.4 (1.00) label* bottom view side view top view
data sheet nh033x-l and nh050x-l series power modules: april 2008 5 vdc input; 1.2 vdc to 3.3 vdc output; 10 a and 15 a lineage power 19 recommended hole pattern dimensions are in millimeters and (inches). tolerances: x.xx mm 0.13 mm (x.xxx in. 0.005 in.). 8-1176(c).b pinfunctionpinfunction j1 - 1 remote on/off j2 - 1 sense (?) j1 - 2 no connection j2 - 2 sense (+) j1 - 3 trim j2 - 3 v o j1 - 4 gnd j2 - 4 v o j1 - 5 gnd j2 - 5 v o j1 - 6 v i j2 - 6 v o j1 - 7 v i j2 - 7 gnd j1 - 8 v i j2 - 8 gnd 45.72 (1.800) 70.4 (2.77) max 1 4 58 54 81 48.26 (1.900) 43.18 (1.700) 40.64 (1.600) 2.54 (0.100) 17.53 (0.690) 7.62 (0.300) 5.08 (0.200) 20.3 2 (0.80 0 17.78 (0.700) 2.54 (0.100) 2.03 (0.080) 25.9 (1.02) max j2 j1 plated hole size 1.32 (0.052)
nh033x-l and nh050x-l series po wer modules: data sheet 5 vdc input; 1.2 vdc to 3.3 vd c output; 10 a and 15 a april 2008 april 2008 fds01-070 eps (replaces fds01-069eps) world wide headquarters lineage power corporation 3000 skyline drive, mesquite, tx 75149, usa + 1-800-526-7819 (outside u.s.a.: +1-972-284-2626 ) www.lineagepower.com e-mail: techsupport1@lineagepower.com asia-pacific headquarters tel: +65 6416 4283 europe, middle-east and africa headquarters tel: +49 89 6089 286 india he adquarters tel: +91 80 28411633 lineage power reserves the right to make changes to the product(s) or information contained herein without notice. no liability is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or information. ? 2008 lineage power corporation, (mesquite, t exas) all international rights reserved. ordering information please contact your lineage power account manager or field application engineer for pricing and availability. table 3. device codes table 4. device options input voltage output voltage output power device code comcode 5 v 1.5 v 15 w NH033M-L 107993685 5 v 1.8 v 18 w nh033s1r8-l 107940306 5 v 2.5 v 25 w nh033g-l 107917122 5 v 3.3 v 33 w nh033f-l 107859928 5 v 1.5 v 22.5 w nh050m-l 107993693 5 v 1.8 v 27 w nh050s1r8-l 107940314 5 v 2.5 v 37.5 w nh050g-l 107917130 5 v 3.3 v 50 w nh050f-l 107917148 option suffix tight tolerance output 2 short pins: 2.79 mm 0.25 mm (0.110 in. 0.010 in.) 8

▲Up To Search▲

Price & Availability of NH033M-L

	To Download NH033M-L Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .