VOF-15

date page 09/20/2011 1 of 5 SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY FEATURES • • • • • • • • • • Up to 15 W continuous power Compact size Universal input (85~264 Vac / 120~375 Vdc) Single output from 3.3~24 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 83% RoHS MODEL VOF-15-3.3 VOF-15-5 VOF-15-9 VOF-15-12 VOF-15-15 VOF-15-24 VOF-15-48 Notes: output voltage (Vdc) output current max (A) output power max (W) ripple1 and noise max (mVp-p) efficiency typ (%) 3.3 5 9 12 15 24 48 3.0 3.0 1.67 1.25 1.0 0.63 0.31 9.9 15 15 15 15 15 15 100 100 120 120 150 240 480 70 75 78 80 80 82 83 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-15 - XX Base Number Output Voltage cui.com CUI Inc │ SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY date 09/20/2011 │ page 2 of 5 INPUT parameter voltage frequency input current inrush current input fuse 110 Vac, full load, cold start 220 Vac, full load, cold start built-in, non-user serviceable conditions/description min 85 120 47 typ max 264 375 63 0.6 20 40 units Vac Vdc Hz A A A OUTPUT parameter line regulation load regulation temperature coefficient hold-up time adjustability switching frequency no load power consumption 115 Vac at full load adjustable with built-in trim pot -5 100 0.5 conditions/description 3.3 V model all other models 3.3 V model all other models min typ ±0.6 ±0.5 ±1.2 ±1 ±0.05 16 5 max units % % % % %/°C ms % kHz W PROTECTIONS parameter over voltage protection over current protection short circuit protection conditions/description clamped by TVS automatically recovers protected, long term short circuit may reduce reliability 105 % min typ max units SAFETY & COMPLIANCE parameter isolation voltage isolation resistance safety approvals EMI/EMC leakage current RoHS compliant MTBF yes according to MIL-HDBK-217F 250,000 hours conditions/description primary to secondary for 1 minute input to output at 500 Vdc at 25°C TUV EN60950, UL/cUL 60950-1 FCC class B, EN55022 class B, CE 0.25 mA 50 min typ 3,000 max units Vac MΩ ENVIRONMENTAL parameter operating temperature storage temperature operating humidity storage humidity conditions/description see derating curve see derating curve non-condensing non-condensing min 0 -25 20 20 typ max 60 75 90 90 units °C °C % % cui.com CUI Inc │ SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY date 09/20/2011 │ page 3 of 5 MECHANICAL parameter dimensions cooling method conditions/description 2.76 x 1.91 x 1.02 (70 x 49 x 26 mm) free air convection (see derating curve below) min typ max units inch DERATING CURVES 1. output power vs. ambient temp. 100 Load factor (%) Load factor (%) Load factor (%) 80 60 40 20 0 Ambient temperature (°C) 100 80 60 40 20 0 0 85 110 120 Input Voltage Vac 220 264 100 80 60 40 20 0 0 85 90 Input Voltage Vac 220 264 2. output power vs. input voltage a. 3.3, 5 V models b. all other models MOUNTING METHOD (performance evaluations conducted under this mounting method) Horizontal cui.com CUI Inc │ SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY date 09/20/2011 │ page 4 of 5 MECHANICAL DRAWING tolerance: ±0.3mm unless otherwise specified 70.0 2.756 0.5 62.0 2.441 (2 PLCS) 0.1 8.5 0.335 0.1 L +Vo 48.6 1.913 0.5 GND 11.5 0.453 0.1 N 11.5 0.453 0.1 13.1 0.516 0.1 1.1 0.043 (4 PLCS) 0.1 18.0 0.709 0.5 8.0 0.315 (4 PLCS) 1.0 0.039 (4 PLCS) cui.com CUI Inc │ SERIES: VOF-15 │ DESCRIPTION: AC-DC POWER SUPPLY date 09/20/2011 │ page 5 of 5 REVISION HISTORY rev. 1.0 1.01 1.02 description initial release applied new spec template added MTBF data date 03/18/2010 05/13/2011 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 CUI offers a two (2) year limited warranty. Complete warranty information is listed on our website. Fax 503.612.2383 cui.com techsupport@cui.com 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.