for more information, please visit the product page. ????????? ?????????????????? cui .com date 07/08/2014 page 1 of 7 date page 1 of 7 features ? up to 30 w isolated output ? 2:1 input range (18~36 vdc, 36~75 vdc) ? smaller package ? single, regulated output ? 1,500 vdc isolation ? short circuit, over current, and over voltage protections ? remote on/off ? operating temperature range (-40~85c) ? six sided metal shielding ? efficiency up to 89% model input voltage output voltage output current output power ripple and noise 1 effciency typ (vdc) range (vdc) (vdc) min (a) max (a) max (w) max (mvp-p) typ (%) PQA30-D24-s3-d 24 18~36 3.3 0.60 6 20 120 87 PQA30-D24-s5-d 24 18~36 5 0.60 6 30 120 88 PQA30-D24-s9-d 24 18~36 9 0.333 3.333 30 120 88 PQA30-D24-s12-d 24 18~36 12 0.25 2.5 30 120 88 PQA30-D24-s15-d 24 18~36 15 0.20 2 30 120 89 PQA30-D24-s24-d 24 18~36 24 0.125 1.25 30 120 89 PQA30-D48-s3-d 48 36~75 3.3 0.60 6 20 120 87 PQA30-D48-s5-d 48 36~75 5 0.60 6 30 120 88 PQA30-D48-s12-d 48 36~75 12 0.25 2.5 30 120 89 PQA30-D48-s15-d 48 36~75 15 0.20 2 30 120 89 PQA30-D48-s24-d 48 36~75 24 0.125 1.25 30 120 88 notes: 1. ripple and noise are measured at 20 mhz bw by parallel cable method with 1 f ceramic and 10 f electrolytic capacitors on the output. part number key pqa30 - d xx - s xx - d x input voltage output voltage packaging style base number dip heatsink "blank" = no heatsink h = with heatsink series : PQA30-D description: dc-dc converter
for more information, please visit the product page. ?????????????????? cui .com date 07/08/2014 page 2 of 7 input parameter conditions/description min typ max units operating input voltage 24 vdc input models 48 vdc input models 18 36 24 48 36 75 vdc vdc start-up voltage 24 vdc input models 48 vdc input models 17.8 35.8 18 36 vdc vdc under voltage shutdown 24 vdc input models 48 vdc input models 16 32 vdc vdc surge voltage for maximum of 1 second 24 vdc input models 48 vdc input models -0.7 -0.7 50 100 vdc vdc start-up time nominal input, constant load 10 ms ctrl 1 models on (ctrl open or connect ttl high level, 2.5~12 vdc) models off (ctrl connect gnd or low level, 0~1.2 vdc) input current (models off) 1 ma flter pi flter note 1. ctrl pin voltage is referenced to gnd. output parameter conditions/description min typ max units line regulation full load, input voltage from low to high 0.2 0.5 % load regulation 10% to 100% load 0.5 1 % voltage accuracy 1 3 % adjustability 10 % switching frequency pwm mode 300 khz transient recovery time 25% load step change 300 500 s transient response deviation 25% load step change 3 5 % temperature coeffcient 100% load 0.02 %/c protections parameter conditions/description min typ max units short circuit protection hiccup, automatic recovery over current protection 120 130 150 % over voltage protection 3.3 vdc output models 5 vdc output models 9 vdc output models 12 vdc output models 15 vdc output models 24 vdc output models 3.96 6 10.8 15 18 28 vdc vdc vdc vdc vdc vdc cui inc series : PQA30-D description: dc-dc converter
for more information, please visit the product page. ?????????????????? cui .com date 07/08/2014 page 3 of 7 safety and compliance parameter conditions/description min typ max units isolation voltage input to output for 1 minute at 1 ma max. 1,500 vdc isolation resistance input to output at 500 vdc 1,000 m? emi/emc ce 1 conducted emissions cispr22/en55022 class a (no circuit required); class b (external circuit required, see figure 1-b) radiated emissions cispr22/en55022 class a (no circuit required); class b (external circuit required, see figure 1-b) esd iec/en61000-4-2 class b, contact 4kv radiated immunity iec/en61000-4-3 class a, 10v/m eft/burst iec/en61000-4-4 class b, 2kv (external circuit required, see figure 1-a) surge iec/en61000-4-5 class b, 2kv (external circuit required, see figure 1-a) conducted immunity iec/en61000-4-6 class a, 3 vr.m.s voltage dips & interruptions iec/en61000-4-29 class b, 0%-70% mtbf as per mil-hdbk-217f @ 25c 1,000,000 hours rohs 2011/65/eu note 1. ce mark is only on models without heatsink. environmental parameter conditions/description min typ max units operating temperature see derating curves -40 85 c storage temperature -55 125 c storage humidity non-condensing 5 95 % case temperature at full load, operating temperature curve range 105 c vibration 10~55hz, 30 min. along x, y, and z axis 10 g solderability parameter conditions/description min typ max units hand soldering 1.5 mm from case for 10 seconds 300 c wave soldering see wave soldering profle 260 c mechanical parameter conditions/description min typ max units dimensions board mount: 50.80 x 25.40 x 11.80 board mount with heatsink: 50.80 x 25.40 x 16.30 mm mm case material aluminum alloy weight board mount board mount with heatsink 22 35 g g 10 sec. max. wa ve soldering time 4 sec. max. pe ak t emp. 260c max. time (sec.) t emper ature (c) 250 200 150 100 50 0 cui inc series : PQA30-D description: dc-dc converter
for more information, please visit the product page. ?????????????????? cui .com date 07/08/2014 page 4 of 7 mechanical drawing units: mm[inch] tolerance: 0.30[0.012] pin diameter tolerance: 0.10[0.004] pin height tolerance: 0.50[0.020] units: mm[inch] tolerance: 0.30[0.012] pin diameter tolerance: 0.10[0.004] pin height tolerance: 0.50[0.020] ? 1. 50 [0. 059] 4.10 [0 .1 61 ] ? 1. 00[0 .0 39] 11 .8 0 [0 . 4 6 5] 50.8 0[2. 000] 45.7 2[1. 800] 1 2 3 6 5 4 5. 08 [0 .2 00 ] 10.1 6 [0 .4 00 ] 10 .1 6 [0 .4 00 ] 25 . 40[ 1. 00 0] 6 5 4 1 2 3 top view pcb layout front view bottom view grid size: 2.54mm x 2.54mm 10.16 [0.400] 2.54 [0.100] ? 1. 50 [0. 059] 6 5 4 1 2 3 top view pcb layout grid size: 2.54mm x 2.54mm to p view front view pin connections pin function 1 vin 2 gnd 3 ctrl 4 trim 5 0v 6 +vo pin connections pin function 1 vin 2 gnd 3 ctrl 4 trim 5 0v 6 +vo board mount board mount with heatsink cui inc series : PQA30-D description: dc-dc converter
for more information, please visit the product page. ?????????????????? cui .com date 07/08/2014 page 5 of 7 output voltage 5v recommended external circuit components vin (vdc) 24 48 fuse choose according to input current mov s14k35 s14k60 ldm1 56h 56h tvs smcj48a smcj90a c0 330f/50v 330f/100v c1, c2 4.7f/50v 2.2f/100v lcm1 1mh 1mh cy1, cy2 1nf/2kv 1nf/2kv emc recommended circuit derating curves 100 80 60 40 20 ambient t emper ature (c) load (% ) -40- 20 02 04 0 85 100 sa fe operating area 60 50 wi thout heatsink wi th heatsink 100 80 60 40 20 ambient t emper ature (c) load (% ) -40- 20 02 04 0 100 sa fe operating area 55 65 85 wi thout heatsink wi th heatsink output voltage > 5v figure 1 table 1 vi n gn d +v o 0v eu t lo ad c2 lc m1 c0 tv s ld m1 mo v fu se c1 vi n gn d cy 1 cy 2 (a) (b) test configuration dc ci n li n dc load os ci ll os co pe cu rr en t pr ob e li n( 4. 7 h) ci n( 22 0 f, es r< 1. 0 at 100k hz ) note: 1. input refected-ripple current is measured with an inductor lin and capacitor cin to simulate source impedance. external components lin 4.7h cin 220f, esr < 1.0? at 100 khz figure 2 table 2 cui inc series : PQA30-D description: dc-dc converter
for more information, please visit the product page. ?????????????????? cui .com date 07/08/2014 page 6 of 7 1. requirement on output load to ensure this module can operate effciently and reliably, the minimum output load cannot be less than 10% of the full load during operation. if the actual output power is small, please connect a resistor at the output end in parallel to increase the load. 2. recommended circuit this series has been tested according to the following recommended testing circuit before leaving the factory. this series should be tested under load (see figure 3). if you want to further decrease the input/output ripple, you can increase capacitance properly or choose capacitors with low esr (see table 3). however, the capacitance must not exceed the maximum capacitive load or a start-up problem might arise (see table 4). 3. output voltage trimming leave open if not used. formula for trim resistor application circuit for trim pin (part in broken line is the interior of models) note: value for r1, r2, r3, and vref (see table 5) r t : trim resistor a: user-defned parameter, no actual meanings vo': the trim up/down voltage up : a= vr e f vo ?- vr ef r 1 r= a r 2 r- a 2 -r 3 do wn : a= vr e f vo ?- vr ef r 2 r= t t ar 1 r- a 1 -r 3 application notes figure 3 table 3 table 4 table 5 figure 4 vout (vdc) cin (f) cout (f) 3.3 100 220 5 100 220 9 100 100 12 100 100 15 100 100 24 100 47 notes: 1. minimum load shouldn't be less than 10%, otherwise ripple may increase dramatically. operation under minimum load will not damage the converter, however, they may not meet all specifcations listed. 2. maximum capacitive load is tested at input voltage range and full load. 3. all specifcations are measured at ta=25c, humidity<75%, nominal input voltage and rated output load unless otherwise specifed. +v o 0v r 2 r 1 r 3 v re f r t tr im 0v r 2 r 1 r 3 v re f r t tr im +v o tr im up tr im do wn vi n gn d +v o 0v dc ci n dc c out vout (vdc) max. capacitive load (f) 3.3 6800 5 6800 9 680 12 680 15 680 24 470 vout (vdc) r1 (k?) r2 (k?) r3 (k?) vref (v) 3.3 4.801 2.863 12 1.24 5 2.883 2.864 10 2.5 9 7.5 2.864 15 2.5 12 10.971 2.864 15 2.5 15 14.497 2.864 15 2.5 24 24.872 2.863 20 2.5 cui inc series : PQA30-D description: dc-dc converter
for more information, please visit the product page. ????????? date 07/08/2014 page 7 of 7 cui offers a two (2) year limited warranty. complete warranty information is listed on our website. cui reserves the right to make changes to the product at any time without notice. information provided by cui is believed to be accurate and reliable. however, no responsibility is assumed by cui for its use, nor for any infringements of patents or other rights of third parties which may result from its use. cui products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. a critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safet y or effectiveness. headquarters 20050 sw 112th ave. tualatin, or 97062 800.275.4899 fax 503.612.2383 cui .com techsupport@cui.com rev. description date 1.0 initial release 07/08/2014 the revision history provided is for informational purposes only and is believed to be accurate. revision history cui inc series : PQA30-D description: dc-dc converter
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