cui .com date 08/23/2013 page 1 of 6 series: vsk-s5 description: ac-dc power supply model output voltage output current output power ripple and noise ef ciency (vdc) max (ma) max (w) typ (mvp-p) max (%) vsk-s5-3r3ua 3.3 1250 4.125 30 66 VSK-S5-5UA 5 1000 5 30 72 vsk-s5-9ua 9 550 5 30 74 vsk-s5-12ua 12 420 5 30 76 vsk-s5-15ua 15 333 5 30 76 vsk-s5-24ua 24 230 5.5 30 78 features ? up to 5.5 w continuous output ? compact board mount design ? universal input (85~264 vac/110~370 vdc) ? single regulated output from 3.3~24 v ? over voltage, over temperature, and short circuit protections ? ul/cul safety approvals ? efficiency up to 78% part number key rohs vsk-s5 - xx ua base number output voltage
cui .com date 08/23/2013 page 2 of 6 cui inc series: vsk-s5 description: ac-dc power supply input parameter conditions/description min typ max units voltage 85 110 264 370 vac vdc frequency 47 63 hz current at 110 vac at 230 vac 110 70 ma ma inrush current at 110 vac at 230 vac 10 20 a a input fuse recommended external 1 a/250 v, slow-blow type temperature coef cient 0.02 %/c output parameter conditions/description min typ max units line regulation 0.5 % load regulation at 10~100% load 1 % voltage set accuracy 3.3 v model all other models 3 2 % % hold-up time at 230 vac 50 ms switching frequency 100 khz leakage current 0.3 ma protections parameter conditions/description min typ max units over voltage protection diode clamp short circuit protection shutdown and auto restart over temperature protection 150 c safety & compliance parameter conditions/description min typ max units isolation voltage for 1 minute 4,000 vac safety approvals iec60950, en60950, ul60950 safety class class ii conducted emissions cispr11/en55011 class a, class b (external circuit required, see gure 2) radiated emissions cispr11/en55011 class a, class b (external circuit required, see gure 2) esd iec/en61000-4-2 class b, contact 6 kv / air 8 kv radiated immunity iec/en61000-4-3 class a, 10v/m eft/burst iec/en61000-4-4 class b, 2 kv iec/en61000-4-4 class b, 4 kv (external circuit required, see gure 2) surge iec/en61000-4-5 class b, 1 kv / 2 kv iec/en61000-4-5 class b, 2 kv / 4 kv (external circuit required, see gure 2) conducted immunity iec/en61000-4-6 class a, 10 vr.m.s pfm iec/en61000-4-8 class a, 10 a/m voltage dips & interruptions iec/en61000-4-11 class b, 0%-70% mtbf at 25c, max. load 300,000 hours rohs compliant yes
cui .com date 08/23/2013 page 3 of 6 cui inc series: vsk-s5 description: ac-dc power supply ~ ~ ~ ~ ~ ~ ~ ~ 100 80 60 40 20 ambient temperature (c) load (%) 70 50 -10 -15 -25 15 25 -5 5 055 45 65 70 75 safe operating area ~ ~ 100 80 60 40 20 input voltage (vac) load (%) 50 85 95 105 115 125 110 235 245 240 255 264 safe operating area ~ ~ 100 80 60 40 20 input voltage (vdc) load (%) 50 80 100 120 140 290 310 330 340 350 370 safe operating area 50 55 60 65 70 75 80 85 90 10 20 30 40 50 60 70 80 90 100 load (%) e ffi ci e ncy ( %) VSK-S5-5UA @ 115 vac VSK-S5-5UA @ 230 vac vsk-s5-12ua @ 115 vac vsk-s5-12ua @ 230 vac vsk-s5-24ua @ 230 vac vsk-s5-24ua @ 115 vac environmental parameter conditions/description min typ max units operating temperature see derating curves -25 70 c storage temperature -40 105 c case temperature 95 c humidity non-condensing 95 % derating curves efficiency curves load vs. ambient temperature load vs. input voltage (vac) load vs. input voltage (vdc)
cui .com date 08/23/2013 page 4 of 6 cui inc series: vsk-s5 description: ac-dc power supply 15.16[0.597] ? 1.00[0.039] 6.00 [0.236] ? 1.50 [0.059] 10.16 [0.400] 20.32 [0.800] 2 5 . 40 [ 1 . 000] 50.80 [2.000] 45.72 [1.800] 2 1 4 3 1 2 4 3 front view top view pcb layout grid size: 2.54 x 2.54mm bottom view mechanical drawing units: mm [inch] tolerance: 0.50 [0.020] pin section tolerance: 0.10 [0.004] pin connections pin function 1 ac(l) 2 ac(n) 3+vo 4-vo mechanical parameter conditions/description min typ max units dimensions 50.8 x 25.4 x 15.16 (2.00 x 1.00 x 0.597 inch) mm material ul94v-0 weight 35 g
cui .com date 08/23/2013 page 5 of 6 cui inc series: vsk-s5 description: ac-dc power supply typical application circuit note: 1. all speci cations measured at ta=25c, humidity <75%, 220 vac input voltage, and rated output load, unless otherwise speci ed. test configuration emc recommended circuit copper sheet connect oscillograph probe load fuse l n -vo +vo c1 c2 12.7mm 25.4mm 25.4mm recommended external circuit components model c1 1 ( f) c2 1 ( f) fuse ntc vsk-s5-3r3ua 1 47 1 a/250 v 5d-9 VSK-S5-5UA 1 47 1 a/250 v 5d-9 vsk-s5-9ua 1 33 1 a/250 v 5d-9 vsk-s5-12ua 1 33 1 a/250 v 5d-9 vsk-s5-15ua 1 33 1 a/250 v 5d-9 vsk-s5-24ua 1 10 1 a/250 v 5d-9 l +vo -vo l n n c2 c1 fuse rl ntc + mov output n l n l lcm mov r2 r1 r3 cx cy3 cy4 acdc cy1 cy2 fuse recommended external circuit components fuse 1 a/250 v mov 561kd14 r1, r2 2 /3w winding resistor r3 1m /2w cy1, cy2, cy3, cy4 1000pf/400vac cx 0.22 f/275vac lcm 10mh-30mh cy y capacitor, 102k/400v capacitors c1 1 f ceramic capacitor c2 10 f electrolytic capacitor figure 1 figure 2 figure 3 table 1 table 2 table 3 note: 1. output ltering capacitor c1 is a ceramic capacitor that is used to lter high frequency noise. c2 is an electrolytic capacitor. it is recommended to use high frequency and low impedance electrolytic capacitors. for capacitance and current of capacitor please refer to the manufacturer?s datashe et. voltage derating of capacitor should be 80% or above.
date 08/23/2013 page 6 of 6 cui inc series: vsk-s5 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 07/26/2011 1.01 new template applied 03/06/2012 1.02 v-in nity branding removed 08/21/2012 1.03 added ef ciency curves 12/10/2012 1.04 updated spec 04/01/2013 1.05 updated spec 08/23/2013 the revision history provided is for informational purposes only and is believed to be accurate. revision history
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