date 09/20/2011 page 1 of 5 SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY FEATURES • • • • • • • • • • Up to 10 W continuous power Compact size Universal input (85~264 Vac / 120~375 Vdc) Single output from 3.3~48 V No minimum load required 3000 V isolation Over current, over voltage, and short circuit protections UL/cUL and TUV 60950-1 safety approvals no load power consumption < 0.5 W Efficiency up to 78% RoHS MODEL VOF-10-3.3 output voltage output current output power ripple1 and noise efficiency (Vdc) max (A) max (W) max (mVp-p) typ (%) 3.3 2.4 8 100 70 VOF-10-5 5 2.0 10 100 75 VOF-10-9 9 1.11 10 120 75 VOF-10-12 12 0.83 10 120 75 VOF-10-15 15 0.67 10 150 75 VOF-10-24 24 0.42 10 240 78 VOF-10-48 48 0.21 10 480 78 Notes: 1. Ripple & noise are measured at 20 MHz BW with 47 μF ceramic and 100 nF electrolytic capacitors on the output PART NUMBER KEY VOF-10 - XX Base Number Output Voltage cui.com CUI Inc │ SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY date 09/20/2011 │ page 2 of 5 INPUT parameter conditions/description min voltage frequency max units 85 120 typ 264 375 Vac Vdc 47 63 Hz input current inrush current 110 Vac, full load, cold start 220 Vac, full load, cold start input fuse built-in, non-user serviceable 0.6 A 15 30 A A max units OUTPUT parameter conditions/description line regulation 3.3 V model all other models min ±0.6 ±0.5 % % load regulation 3.3 V model all other models ±1.2 ±1 % % ±0.05 %/°C temperature coefficient hold-up time 115 Vac at full load adjustability adjustable with built-in trim pot 16 -5 switching frequency no load power consumption typ ms 5 100 all other models 48 V model % kHz 0.5 0.7 W W max units PROTECTIONS parameter conditions/description min over voltage protection clamped by TVS over current protection automatically recovers short circuit protection protected, long term short circuit may reduce reliability typ 105 % SAFETY & COMPLIANCE parameter conditions/description min isolation voltage at 10 mA for 1 minute isolation resistance input to output at 500 Vdc at 25°C typ max 3,000 safety approvals TUV EN60950, UL/cUL 60950-1 EMI/EMC FCC class B, EN55022 class B, CE Vac 50 MΩ leakage current 0.25 RoHS compliant yes MTBF according to MIL-HDBK-217F units 250,000 mA hours ENVIRONMENTAL parameter conditions/description operating temperature see derating curve min storage temperature max units 0 typ 60 °C -20 85 °C operating humidity non-condensing 20 90 % storage humidity non-condensing 20 90 % cui.com CUI Inc │ SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY date 09/20/2011 │ page 3 of 5 MECHANICAL parameter conditions/description dimensions 2.56 x 1.77 x 1.04 (65 x 45 x 26.5 mm) min cooling method free air convection (see derating curve below) typ DERATING CURVES MOUNTING METHOD Horizontal (performance evaluations conducted under this mounting method) cui.com max units inch CUI Inc │ SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY date 09/20/2011 │ page 4 of 5 MECHANICAL DRAWING tolerance: ±0.3mm unless otherwise specified 65.0 2.559 1.0 54.5 2.146 (2 PLCS) 0.1 7.5 0.295 0.1 L +Vo 10.5 0.413 0.1 45.0 1.772 1.0 N GND 9.5 0.374 0.1 12.5 0.492 0.1 1.1 0.043 (4 PLCS) 0.1 18.5 0.728 1.0 8.0 0.315 (4 PLCS) 1.0 0.039 (4 PLCS) cui.com CUI Inc │ SERIES: VOF-10 │ DESCRIPTION: AC-DC POWER SUPPLY date 09/20/2011 │ page 5 of 5 REVISION HISTORY rev. description date 1.0 initial release 03/18/2010 1.01 applied new spec template 05/13/2011 1.02 added MTBF data 09/20/2011 The revision history provided is for informational purposes only and is believed to be accurate. Headquarters 20050 SW 112th Ave. Tualatin, OR 97062 800.275.4899 Fax 503.612.2383 cui.com [email protected] 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.