cui .com date 08/09/2013 page 1 of 6 series: pbk-3 description: ac-dc power supply features ? up to 3 w continuous output ? compact sip package ? universal input (85~264 vac) ? single regulated outputs from 5~24 v ? 3,000 vac isolation ? over current and short circuit protections ? ce, ul60950-1 safety approval ? wide input voltage (100~400 vdc/85~264 vac) ? efficiency up to 78% part number key pbk - 3 - xx output voltage base number model output voltage output current output power ripple and noise 1 ef ciency (vdc) max (ma) max (w) max (mvp-p) typ (%) pbk-3-5 5 500 2.5 150 69 PBK-3-9 9 333 3 120 76 pbk-3-12 12 250 3 120 78 pbk-3-15 15 200 3 120 78 pbk-3-24 24 125 3 120 78 note: 1. measured at 20 mhz bandwidth, see test con guration section.
cui .com date 08/09/2013 page 2 of 6 cui inc series: pbk-3 description: ac-dc power supply input parameter conditions/description min typ max units voltage 85 100 264 400 vac vdc current at 115 vac at 230 vac 120 60 ma ma inrush current at 115 vac at 230 vac 20 40 a a no load power consumption 0.5 w input fuse 1 a/250 v, slow-blow type (external, recommended) output parameter conditions/description min typ max units line regulation at full load 1.5 % load regulation at 10%~100% load 2.5 % voltage set accuracy pbk-3-5 pbk-3-15 pbk-3-24 5 % PBK-3-9 pbk-3-12 8 % switching frequency 50 khz temperature coef cient 0.15 %/c protections parameter conditions/description min typ max units short circuit protection continuous, auto restart over current protection auto restart safety & compliance parameter conditions/description min typ max units isolation voltage input to output, for 1 minute 3,000 vac isolation resistance 100 m safety approvals ul60950-1, en60950, ce conducted emissions cispr22/en55022 external circuit required, class a (see gure 2); class b (see gure 3) radiated emissions cispr22/en55022 external circuit required, class a (see gure 2); class b (see gure 3) esd iec/en61000-4-2 class b, contact 4 kv radiated immunity iec/en61000-4-3 class a, 10v/m (external circuit required, see gure 3) eft/burst iec/en61000-4-4 class b, 2 kv (external circuit required, see gure 2) iec/en61000-4-4 class b, 4 kv (external circuit required, see gure 3) surge iec/en61000-4-5 class b, 2 kv/4 kv (external circuit required, see gure 3) conducted immunity iec/en61000-4-6 class a, 3 vr.m.s (external circuit required, see gure 3) pfm iec/en61000-4-8 class a, 10 a/m voltage dips & interruptions iec/en61000-4-11 class b, 0%-70% mtbf at 25c 300,000 hours rohs compliant yes
cui .com date 08/09/2013 page 3 of 6 cui inc series: pbk-3 description: ac-dc power supply c i en 25 30 35 40 45 50 55 60 65 70 75 80 10 20 30 40 50 60 70 80 90 100 load (%) efficency (%) 85vac 110vac 230vac 264vac 55 60 65 70 75 80 85 85 110 120 220 230 240 264 input voltage(vac) eff i ciency(%) 55 60 65 70 75 80 85 100 150 200 250 300 350 400 input voltage(vdc ) effi cy( %) pbk-3-5 PBK-3-9 pbk-3-12 pbk-3-15 pbk-3-24 load(%) efficiency(%) 100vdc 200vdc 300vdc 400vdc pbk-3-5 PBK-3-9 pbk-3-12 pbk-3-15 pbk-3-24 derating curves efficiency curves ~ ~ ~ ~ ~ ~ ~ ~ 100 80 60 40 20 ambient temperature (c) load (%) -30 -40 40 50 55 -20 -10 70 60 80 85 90 safe operating area ~ ~ 100 80 60 40 20 input voltage (vac) load (%) 85 95 105 115 125 110 235 245 240 255 264 safe operating area ~ ~ 100 80 60 40 20 input voltage (vdc) load (%) 50 70 100 130 160 290 310 340 370 400 safe operating area load vs. ambient temperature (at 110~240 vac input voltage) ef eciency vs. load pbk-3-12 ef eciency vs. load pbk-3-12 ef eciency vs. input voltage (vdc) ef eciency vs. input voltage (vac) load vs. input voltage (vac) (at 25c) load vs. input voltage (vdc) (at 25c) environmental parameter conditions/description min typ max units operating temperature see derating curves -40 85 c storage temperature -40 105 c case temperature 90 c humidity non-condensing 85 %
cui .com date 08/09/2013 page 4 of 6 cui inc series: pbk-3 description: ac-dc power supply front view bottom view to p v i e w pcb layout mechanical drawing mechanical parameter conditions/description min typ max units dimensions 35 x 11 x 24 (1.378 x 0.433 x 0.945 inch) mm material ul94v-0 weight 8g units: mm[inch] tolerance: 0.5[0.020] pin tolerance: 0.1[0.004] pin connections pin function 1 -vin (n) 3 +vin (l) 5 +cap 7 gnd 10 -vo 12 +vo test configuration copper sheet load connect oscillograph probe $ & / $ & 1 ac-dc +vo -vo fuse c2 c3 cy0 l1 c4 c1 figure 1 table 1 recommended external circuit components v out (vdc) c1 1 c2 1 l1 1 c3 1 c4 cy0 (y1 capacitor) 522 f/400v 330 f/25v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac 922 f/400v 330 f/25v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac 12 22 f/400v 150 f/35v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac 15 22 f/400v 150 f/35v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac 24 22 f/400v 100 f/35v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac note: 1. required components. 2. 1 a/250 v fuse recommended
cui .com date 08/09/2013 page 5 of 6 cui inc series: pbk-3 description: ac-dc power supply notes: 1. c1 and c3 are electrolytic capacitors. they are required for both ac input and dc input. 2. for ac input, c1 is used as a lter capacitor. the recommended c1 value is 10 f/400 v. 3. for dc input, c1 is used as an emc lter capacitor. the recommended c1 value is 10 f/400v. when the input voltage is above 370vdc, we recommend a 10 f/450v capacitor. 4. c2 and c3 are output ler capacitors, we recommend high frequency and low impedance electrolytic capacitors. for capacitance and rated ripple curren t of capacitors refer to the datasheets provided by the manufacturers, voltage derating of capacitors should be 80% or above. 5. c4 is a ceramic capacitor which is used to lter high frequency noise. c2, c3 and l1 form a pi-type lter circuit. for current of l1 and l2 refer to the datasheets provided by the manufacturers, current derating should be 80% or above. tvs is a recommended component to protect post-circuits (if co nverter fails). we recommend using a 5d-9 external input ntc. 6. for standard emc requirements, please refer to gure 2. if a higher emc is required, please refer to gure 3. recommended parameters are shown in table 3. 7. all speci cations measured at ta=25c, humidity <75%, 115 vac & 230 vac input voltage, and rated output load, unless otherwise speci ed. ac(n) a c(l) ac(l) pe mov r2 r1 lcm r3 cx cy3 cy4 ac-dc cy1 cy2 c1 + 5 fuse 12 cy0 10 7 ac(n) -vo +vo l1 + + output c2 c3 emc recommended circuit typical application circuit 1 +vo -vo 10 12 ac( l) a c(n) c1 + 5 3 ) 8 6 ( 1 7 & mov 7 ac-dc c2 c3 tvs rl + l1 + c4 l2 cy0 note: (1) is pi filter circuit. recommended external circuit components mov s14k350 r1, r2 2 /3w winding resistor r3 1m /2w cy1, cy2, cy3, cy4 1nf/400vac cx 0.22 f/275vac lcm 10mh fuse 1a/250v, slow blow figure 2 table 2 figure 3 table 3 recommended external circuit components v out (vdc) c1 1 l2 c2 1,2 l1 1 c3 1 c4 cy0 fuse 1 tvs ntc mov 5 2 22 f/400v 5mh 330 f/25v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac 1a/250v smbj7.0a 5d-9 s14k350 922 f/400v 5mh 330 f/25v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac 1a/250v smbj12a 5d-9 s14k350 12 22 f/400v 5mh 150 f/35v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac 1a/250v smbj20a 5d-9 s14k350 15 22 f/400v 5mh 150 f/35v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac 1a/250v smbj20a 5d-9 s14k350 24 22 f/400v 5mh 100 f/35v 2.2 h68 f/35v 0.1 f/50v 1nf/400 vac 1a/250v smbj30a 5d-9 s14k350 note: also refer to table 2. note: 1. required components. 2. for pbk-3-5 at -40c ~ -20c and 55c ~ 85c, the value of c2 is 270 f/16 v.
date 08/09/2013 page 6 of 6 cui inc series: pbk-3 description: ac-dc power supply 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 08/09/2013 the revision history provided is for informational purposes only and is believed to be accurate. revision history
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