cui .com date 10/26/2011 page 1 of 4 series: vms-40 description: ac-dc power supply model output voltage output current output power ripple and noise 1 ef ciency (vdc) max (a) max (w) max (mvp-p) typ (%) vms-40-3.3 3.3 6 19.8 50 76 vms-40-5 5 6 30 50 80 vms-40-9 9 4.45 40 90 84 vms-40-12 12 3.34 40 120 86 vms-40-15 15 2.67 40 150 87 vms-40-24 24 1.67 40 240 88 vms-40-30 30 1.33 40 300 88 vms-40-36 36 1.11 40 360 88 vms-40-48 48 0.834 40 480 88 notes: 1. measured at 20mhz, with 0.1uf ceramic and 10uf electrolytic capacitors part number key vms-40 - xx base number output voltage features ? up to 40 w continuous power ? compact size ? universal input (90 ~ 264 vac) ? single output from 3.3 to 48 v ? no load power < 0.3w ? over voltage and short circuit protections ? full medical safety approvals ? efficiency up to 88% rohs
cui .com date 10/26/2011 page 2 of 4 cui inc series: vms-40 description: ac-dc power supply input parameter conditions/description min typ max units voltage 90 264 vac frequency 47 63 hz input current at 100 vac at 240 vac 1 0.55 a a inrush current at 240 vac 60 a output parameter conditions/description min typ max units line regulation low line to high line, full load 0.5 % load regulation 10% to 100% full load 1 % hold-up time 115 vac 10 ms switching frequency 65 khz protections parameter conditions/description min typ max units over voltage protection tvs component to clamp short circuit protection hiccup mode, recovers automatically safety & compliance parameter conditions/description min typ max units isolation voltage input to output 5,656 vdc safety approvals iec60601-1, en60601-1, ul60601-1 emi/emc en55011 class b, fcc cfr 47 part 18 en60601-1-2, en61000-3-2, en61000-3-3 leakage current 0.1 ma rohs compliant yes mtbf mil-hdbk-217f, gb, at 25c, 115 vac 200,000 hrs environmental parameter conditions/description min typ max units operating temperature see derating curve 0 70 c storage temperature -20 85 c operating humidity non-condensing 93 % mechanical parameter conditions/description min typ max units dimensions 3.00 x 2.00 x 0.91 (76.2 x 50.8 x 23.1 mm) inch weight 90 g cooling method free air convection (see derating curves below)
cui .com date 10/26/2011 page 3 of 4 cui inc series: vms-40 description: ac-dc power supply 76.20 3.000 50.80 2.000 68.58 2.700 3.60 0.142 (4 plcs) 3.81 0.150 3.81 0.150 43.18 1.700 1 2 3 4 1 2 3 cn2 cn1 jst vhr connector 4 pin 3.96 spacing jst vhr connector 3 pin, ctr pin removed 3.96 spacing 1.60 0.063 19.00 0.748 max 2.50 0.098 max mechanical drawing units: mm[in] tolerance: mm: 0.5 inch: 0.02 cn1 1 ac line 2 no pin 3 ac neutral cn2 1+vo 2+vo 3-vo 4-vo 100 80 60 40 20 ambient temperature (c) load (%) 0 10 20 304050 6070 100 80 60 40 20 ambient temperature (c) load (%) 0 10203040506070 all other models 5 v model (natural convection) (natural convection) derating curves output power vs. ambient temperature
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 date 10/26/2011 page 4 of 4 cui inc series: vms-40 description: ac-dc power supply rev. description date 1.0 initial release 10/26/2011 the revision history provided is for informational purposes only and is believed to be accurate. revision history
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