cui .com 03/08/2013 1 of 5 series : vsk-s5-t description: ac-dc power supply model output voltage output current output power ripple and noise effciency (vdc) max (a) max (w) typ (mvp-p) max (%) vsk-s5-3r3ua-t 3.3 1.25 4.125 30 66 VSK-S5-5UA-T 5 1 5 30 72 vsk-s5-9ua-t 9 0.55 5 30 74 vsk-s5-12ua-t 12 0.42 5 30 76 vsk-s5-15ua-t 15 0.333 5 30 76 vsk-s5-24ua-t 24 0.23 5.5 30 78 features ? up to 5 w continuous output ? encapsulated compact case ? universal input (85~264 vac) ? single regulated output from 3.3~24 v ? over voltage, short circuit, and short circuit protection ? ce, ul safety approval ? efficiency up to 78% part number key vsk-s5 - xx ua -t output voltage base number example of 5 w, single output date page
cui .com date 03/08/2013 page 2 of 5 cui inc series : vsk-s5-t 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 1 a / 250 v, slow-blow type (internally included) 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 temperature coeffcient 0.02 %/c 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 fgure 1) radiated emissions cispr11/en55011 class a, class b (external circuit required, see fgure 1) 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 fgure 1) 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 fgure 1) 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% leakage current 0.3 ma mtbf at 25c, max. load 300,000 hours rohs compliant yes
cui .com date 03/08/2013 page 3 of 5 cui inc series : vsk-s5-t description: ac-dc power supply mechanical drawing mechanical parameter conditions/description min typ max units dimensions 76 x 31.5 x 24.96 (2.992 x 1.240 x 0.983 inches) mm material ul94v-0 weight 55 g 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 ~ ~ ~ ~ ~ ~ ~ ~ 100 80 60 40 20 ambient t emper ature (c) load (% ) 70 50 -10 -15 -25 15 25 -5 5 05 5 45 65 70 75 sa fe operating area ~ ~ 10 0 80 60 40 20 input vo ltage (v ac) load (% ) 50 85 95 105 115 125 110 235 245 240 255 264 sa fe operating area ~ ~ 10 0 80 60 40 20 input vo ltage (vdc) load (% ) 50 80 100 120 140 290 310 330 340 350 370 sa fe operating area load vs. ambient temperature load vs. input voltage (vac) load vs. input voltage (vdc) units: mm [inches] tolerance: 0.50 [0.020] pin connections pin function 1 ac(n) 2 ac(l) 3 +vo 4 -vo 76 .0 0 [2 .9 92 ] 61 .6 0 [2 .4 25 ] 3 1 . 5 0 [1 .2 40] 23 .0 0 [0 .9 06 ] 8. 80 [0 .3 46 ] 22.20 [0.874 ] 24.96 [0 .983 ] 1 2 3 4 to p view bottom view led
cui .com date 03/08/2013 page 4 of 5 cui inc series : vsk-s5-t description: ac-dc power supply typical application circuit note: 1. output fltering capacitor 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 manufacturers datasheet. voltage derating of capacitor should be 80% or above. c1 is a ceramic capacitor that is used to flter high frequency noise. external input ntc is recommended to use 5d-9 2. the fuse is internally included, it does not need to be added to the circuit. note: 1. all specifcations measured at ta=25c, humidity <75%, 220 vac input voltage, and rated output load, unless otherwise specifed. test configuration emc recommended circuit co pp er sh eet co nnec to sc illo gr ap hp ro be lo ad fu se l n -v o +v o c1 c2 12.7mm 25.4mm 25.4mm external capacitors typical value (u nit: f) model c1 c2 vsk-s5-3r3ua-t 1 47 VSK-S5-5UA-T 1 47 vsk-s5-9ua-t 1 33 vsk-s5-12ua-t 1 33 vsk-s5-15ua-t 1 33 vsk-s5-24ua-t 1 10 l +v o -v o l n n c2 c1 fu se rl nt c + mo v ou tp ut n l n l lc m mo v r2 r1 r3 cx cy 3 cy 4 ac dc cy 1 cy 2 fu se recommended external circuit components mov 561kd14 r1, r2 2?/3w winding resistor r3 1m?/2w cy1, cy2, cy3, cy4 1000pf/400vac cx 0.22f/275vac lcm 10mh-30mh cy y capacitor, 102k/400v capacitors c1 1f ceramic capacitor c2 10f electrolytic capacitor figure 1
date 03/08/2013 page 5 of 5 cui inc series : vsk-s5-t 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 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 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 09/06/2012 1.01 updated mechanical drawing and product photo 11/28/2012 1.02 updated spec 03/08/2013 the revision history provided is for informational purposes only and is believed to be accurate. revision history
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