cui .com date 08/15/2013 page 1 of 7 series: pyb30 description: dc-dc converter date page 1 of 7 features ? up to 30 w isolated output ? industry standard pinout ? 4:1 input range (9~36 v, 18~75 v) ? smaller package ? single/dual/triple regulated outputs ? 1,500 vdc isolation ? continuous short circuit, over current protection, over voltage protection ? temperature range (-40~85c) ? six-sided metal shielding ? efficiency up to 90% model input voltage output voltage output current output power ripple and noise 1 ef ciency typ (vdc) range (vdc) (vdc) min (ma) max (ma) max (w) max (mvp-p) typ (%) pyb30-q24-s5 24 9~36 5 300 6000 30 100 88 pyb30-q24-s12 24 9~36 12 125 2500 30 100 88 pyb30-q24-s15 24 9~36 15 100 2000 30 100 90 pyb30-q24-d5 24 9~36 5 150 3000 30 100 86 pyb30-q24-d12 24 9~36 12 63 1250 30 100 89 pyb30-q24-d15 24 9~36 15 50 1000 30 100 90 pyb30-q24-t312 24 9~36 3.3 12 175 31 3500 625 26.5 100 85 pyb30-q24-t315 24 9~36 3.3 15 175 25 3500 500 26.5 100 86 pyb30-q24-t512 24 9~36 5 12 150 31 3000 625 30 100 88 pyb30-q24-t515 24 9~36 5 15 150 25 3000 500 30 100 88 pyb30-q48-s5 48 18~75 5 300 6000 30 100 88 pyb30-q48-s12 48 18~75 12 125 2500 30 100 88 pyb30-q48-s15 48 18~75 15 100 2000 30 100 89 pyb30-q48-d5 48 18~75 5 150 3000 30 100 86 pyb30-q48-d12 48 18~75 12 63 1250 30 100 87 pyb30-q48-d15 48 18~75 15 50 1000 30 100 87 pyb30-q48-t312 48 18~75 3.3 12 175 31 3500 625 26.5 100 85 pyb30-q48-t315 48 18~75 3.3 15 175 25 3500 500 26.5 100 85 PYB30-Q48-T512 48 18~75 5 12 150 31 3000 625 30 100 88 pyb30-q48-t515 48 18~75 5 15 150 25 3000 500 30 100 87 notes: 1. ripple and noise are measured at 20 mhz bw by ?parallel cable? method
cui .com cui inc series: pyb30 description: dc-dc converter date 08/15/2013 page 2 of 7 input parameter conditions/description min typ max units operating input voltage 24 v input models 48 v input models 9 18 24 48 36 75 vdc vdc start-up voltage 24 v input models 48 v input models (single/dual output models) 48 v input models (triple output models) 9 18 17.8 vdc vdc vdc under voltage shutdown 24 v input models 48 v input models 7.8 16 vdc vdc surge voltage for maximum of 1 second 24 v input models 48 v input models -0.7 -0.7 50 100 vdc vdc start-up time 10 ms lter pi lter ctrl 1 models on (ctrl open or connect high level, 2.5-12 vdc) models off (ctrl connect gnd or low level, 0-1.2 vdc) input current (models off) 1 ma 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 single and dual output models triple output models (main output) triple output models (auxiliary outputs) 0.2 0.5 1 5 % % % load regulation 2 5% to 100% load, nominal input single and dual output models triple output models (main output) triple output models (auxiliary outputs) 0.5 1 2 5 % % % cross regulation dual output models: main output 50% load, secondary output from 10% to 100% load 5 % voltage accuracy single and dual output models triple output models (main output) triple output models (auxiliary outputs) 1 1 3 3 3 5 % % % adjustability 3 10 % switching frequency pwm mode 400 khz transient recovery time 25% load step change 300 500 s transient response deviation 25% load step change 3 5 % temperature coef cient 100% load, single and dual output models 100% load, triple output models 0.02 0.03 %/c %/c note: 2. for dual output models, unbalanced load can not exceed 5%. if 5% is exceeded, it may not meet all speci cations. 3. output trimming available on single and dual output models only. part number key pyb30 - q xx - xxx - x input voltage output voltage heatsink base number s = single d = dual t = triple "blank" = no heatsink h = with heatsink output
cui .com cui inc series: pyb30 description: dc-dc converter date 08/15/2013 page 3 of 7 protections parameter conditions/description min typ max units short circuit protection hiccup, continuous, automatic recovery over current protection 150 % over voltage protection 3.3v output 5v output 12v output 15v output 3.9 6.2 15 18 vdc vdc vdc vdc safety and compliance parameter conditions/description min typ max units isolation voltage for 1 minute at 1 ma max. 1,500 vdc isolation resistance at 500 vdc 1,000 m conducted emissions cispr22/en55022, class a, class b (external circuit required, see figure 1-b) radiated emissions cispr22/en55022, class a, 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 compliant yes environmental parameter conditions/description min typ max units operating temperature see derating curve -40 85 c storage temperature -55 125 c storage humidity non-condensing 5 95 % case temperature at full load, ta=71c 105 c 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 pro le 260 c 10 sec. max. wave soldering time 4 sec. max. peak temp. 260c max. time (sec.) temperature (c) 250 200 150 100 50 0 wave soldering pro le
cui .com cui inc series: pyb30 description: dc-dc converter date 08/15/2013 page 4 of 7 mechanical drawing units: mm[inch] tolerance: 0.25[0.010] pin diameter tolerance: 0.10[0.004] pin height tolerance: 0.50[0.020] pin connections pin single output dual output triple output 1 vin vin vin 2 gnd gnd gnd 3 ctrl ctrl ctrl 4 trim trim -vo2 50v -vo 0v 6 +vo 0v +vo1 7 np +vo +vo2 bottom view front view pcb layout to p v i e w grid size: 2.54mm x 2.54mm units: mm[inch] tolerance: 0.3[0.012] pin diameter tolerance: 0.10[0.004] pin height tolerance: 0.50[0.020] board mount with heatsink board mount to p v i e w front view pcb layout to p v i e w grid size: 2.54mm x 2.54mm pin connections pin single output dual output triple output 1 vin vin vin 2 gnd gnd gnd 3 ctrl ctrl ctrl 4 trim trim -vo2 50v -vo 0v 6 +vo 0v +vo1 7 np +vo +vo2 mechanical parameter conditions/description min typ max units dimensions board mount: 50.8 x 40.6 x 11.8 board mount with heatsink: 50.8 x 40.6 x 16.3 mm mm case material aluminum alloy weight board mount board mount with heatsink 50 70 g g
cui .com cui inc series: pyb30 description: dc-dc converter date 08/15/2013 page 5 of 7 recommended external circuit components vin (vdc) 24 48 fuse choose according to input current mov 10d560k 10d101k ldm 56 h56 h tvs smcj48a smcj90a c0 120 f/50v 120 f/100v c1 4.7 f/50v 2.2 f/100v lcm 2.2mh 2.2mh c2 4.7 f/50v 2.2 f/100v c3 * 1nf/2kv 1nf/2kv c4 * 1nf/2kv 1nf/2kv emc recommended circuit derating curves vin gnd +vo -vo eut load c2 lcm e c0 tvs ldm mov fuse d c1 c4 vin gnd c3 load 0v vin gnd +vo 0v eut load c2 lcm e c0 tvs ldm mov fuse d c1 c4 vin gnd c3 vin gnd +vo2 -vo2 eut load c2 lcm e c0 tvs ldm mov fuse d c1 c4 vin gnd c3 load 0v +vo1 load single output dual output triple output figure 1 figure 2 table 1 table 2 test configuration dc cin lin dc load oscilloscope current probe note: input re ected-ripple current is measured with an inductor lin and capacitor cin to simulate source impedance. external components lin 4.7 h cin 220 f, esr < 1.0 at 100 khz temperature derating curve 100 80 60 40 20 ambient temperature (c) load (%) -40 -20 0 20 40 85 70 60 safe operating area without heatsink with heatsink note: *2nf/2kv capacitors for triple output, 48v input models.
cui .com cui inc series: pyb30 description: dc-dc converter date 08/15/2013 page 6 of 7 single vout (vdc) max. capacitive load ( f) dual vout (vdc) max. capacitive load 1 ( f) triple vout (vdc) max. capacitive load 1 ( f) -- -- -- -- 3.3/12 4700/300 5 6000 5 2000 3.3/15 4700/220 12 2500 12 1250 5/12 4700/300 15 1100 15 680 5/15 4700/220 1. recommended circuit this series has been tested according to the following recommended testing circuit before leaving the factory. this series shou ld be tested under load (see figure 3). if you want to further decrease the input/output ripple, you can increase the capacitance acc ord- ingly or choose capacitors with low esr (see table 3). however, the capacitance of the output lter capacitor must be appropriate. if the capacitance is too high, a startup problem might arise. for every channel of the output, to ensure safe and reliable operat ion, the maximum capacitance must be less than the maximum capacitive load (see table 4). application notes figure 3 table 3 figure 4 table 4 note: 1. minimum load shouldn't be less than 5%, otherwise ripple may increase dramatically. operation under minimum load will not damage the converter, however, they may not meet all speci cations listed. 2. maximum capacitive load is tested at input voltage range and full load. 3. all speci cations are measured at ta=25c, humidity<75%, nominal input voltage and rated output load unless otherwise speci ed. dc dc vi n gnd +vo 0v cin cout vi n gnd +vo 0v cin cout dc dc -vo cout dc dc vin gnd vo 2 cout 0v cout cout vo 1 c in -vo2 single output dual output triple output single vout (vdc) cin ( f) cout ( f) dual vout (vdc) cin ( f) cout 1 ( f) triple vout (vdc) cin ( f) cout 1 ( f) -- -- -- -- -- -- 3.3 10 10 5 10 10 5 10 10 5 10 10 12 10 4.7 12 10 4.7 12 10 4.7 15 10 4.7 15 10 4.7 15 10 4.7 vout (vdc) r1 (k ) r2 (k ) r3 (k ) vref (v) 5 2.883 2.864 10 2.5 12 10.971 2.864 17.8 2.5 15 14.497 2.864 17.8 2.5 +vo 0v r 2 r 1 r 3 v re f r t trim 0v r 2 r 1 r 3 v ref r t trim +vo tr im up tr im do wn a -a r 2 a r 1 r 2 -a r 1 -r 3 -r 3 : a= vref vref vo? - vref vo? - vref r 1 r= t : a= r 2 r= t up down note: value for r1, r2, r3, and vref refer to table 5 r t : trim resistor a: user-de ned parameter, no actual meanings vo ' : the trim up/down voltage application circuit for trim pin (part in broken line is the interior of models) formula for trim resistor 2. output voltage trimming leave open if not used. table 5 note: 1. for each output. note: 1. for each output.
cui inc series: pyb30 description: dc-dc converter date 08/15/2013 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 b e 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 safety 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 06/26/2013 1.01 updated spec 08/15/2013 the revision history provided is for informational purposes only and is believed to be accurate. revision history
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