cui .com date 06/06/2011 page 1 of 5 series: vof-80 description: ac-dc power supply notes: 1. ripple & noise are measured at 20 mhz bw with 0.1 f ceramic and 10 f electrolytic capacitors on the output part number key vof-80 - xx base number output voltage features ? up to 80 w continuous power ? <0.5w no load power consumption ? industry standard footprint ? universal input (85-264 vac) ? single output from 3.3 to 48v ? user trimmable output voltage ? 3000v isolation ? over current, over voltage, and short circuit protections ? ul/cul and tuv 60950-1 safety approvals ? efficiency up to 89% rohs model output voltage output current output power ripple 1 and noise ef ciency (vdc) max (a) max (w) max (mvp-p) typ (%) vof-80-3.3 3.3 10 33 120 75 vof-80-5 5 10 50 120 76 vof-80-12 12 6.66 80 120 85 vof-80-15 15 5.33 80 150 86 vof-80-24 24 3.33 80 240 87 vof-80-48 48 1.66 80 480 89
cui .com cui inc series: vof-80 description: ac-dc power supply date 06/06/2011 page 2 of 5 input parameter conditions/description min typ max units voltage 85 120 264 375 vac vdc frequency 47 63 hz input current 110 vac 220 vac 1.5 0.8 a a inrush current 115 vac, full load, cold start 220 vac, full load, cold start 25 50 a a input fuse built-in, non-user serviceable output parameter conditions/description min typ max units line regulation high line to low line at full load 0.5 % load regulation full load to 10% load 1 % temperature coef cient 0.05 %/c hold-up time 115 vac at full load 8 ms adjustability adjustable with built-in trim pot -10 +5 % switching frequency 65 khz protections parameter conditions/description min typ max units over voltage protection clamped by tvs 3.3 and 5 v models all other models 6.8 135 v % over current protection automatically recovers 105 %io short circuit protection continuous, long term short circuit may reduce reliability safety & compliance parameter conditions/description min typ max units isolation voltage primary to secondary for 1 minute primary to transformer core for 1 minute primary to ground for 1 minute 3,000 1,500 1,500 vac vac vac isolation resistance input to output at 500 vdc @ 25c 50 m safety approvals tuv en60950, ce, ul/cul 60950-1 emi/emc fcc class b, en55022 class b leakage current 1.5 ma rohs compliant yes mtbf according to mil-hdbk-217f 250,000 hours
cui .com cui inc series: vof-80 description: ac-dc power supply date 06/06/2011 page 3 of 5 environmental parameter conditions/description min typ max units operating temperature see derating curve 0 60 c storage temperature -20 85 c operating humidity non-condensing 20 90 % storage humidity non-condensing 20 95 % operating altitude 10,000 3,000 ft m storage altitude 30,000 9,000 ft m mechanical parameter conditions/description min typ max units dimensions 4 x 2 x 1.40 (102 x 51 x 35.6 mm) inch weight 0.2 kg cooling method free air convection or forced air (see derating curves below) mating connectors parameter conditions/description ac input (cn1) mates with molex housing 09-50-7031 with molex 2878 series crimp contact dc output (cn2) mates with molex housing 09-50-7061 with molex 2878 series crimp contact derating curves ambient temperature (c) 0 40 0 60 70 80 90 100 0 80 100 0 70 90 100 load factor (%) load factor (%) load factor (%) 10 20 30 40 50 60 010 20 30 40 50 60 0 85 90 264 ambient temperature (c) input votage (vac) convection forced air (1m/s) (200 lfm) 2 1 convection forced air (1m/s) (200 lfm) 2 1 2 1 2 1 mounting method (performace evaluations conducted under this mounting method) horizontal 1. output power vs. ambient temperature 2. output power vs. input voltage a. 3.3, 5 v models all models b. all other models
cui .com cui inc series: vof-80 description: ac-dc power supply date 06/06/2011 page 4 of 5 mechanical drawing 1.283 32.6 1.6 0.063 3.0 max (lead) cn2 1 2 3 4 5 6 1 2 3 cn1 94.0 3.701 51.0 2.008 4.016 102.0 1.693 43.0 3.5 0.138 (4 plcs) mounting hole cn1 1l 2 no pin 3n cn2 1+vo 2+vo 3+vo 4-vo 5-vo 6-vo tolerance: ?.0mm unless otherwise speci ed
cui inc series: vof-80 description: ac-dc power supply date 06/06/2011 page 5 of 5 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 03/13/2009 1.01 updated pin designation 04/01/2010 1.02 updated derating curves and mechanical drawing and applied new spec template 05/02/2011 the revision history provided is for informational purposes only and is believed to be accurate. revision history
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