VOFM-5-18

Additional Resources:    Product Page ~~oe~~ az **date** 11/02/2020 **page** 1 of 4 ZY CuIINc **SERIES:** VOFM-5 **DESCRIPTION:** AC-DC POWER SUPPLY **FEATURES** • up to 5 W continuous power • compact size • universal input (85~264 Vac) • single output from 3.3~24 V • 6,565 V isolation • over load, over voltage, and short circuit protections • full medical safety approvals • efficiency up to 77% RoHS S NA **MODEL output output output ripple[1] voltage current power and noise max max max** (Vdc) (A) (W) (mVp-p) (%) VOFM-5-3.3 3.3 1.25 4.125 50 68 VOFM-5-5 5 1.0 5 50 72 VOFM-5-9 9 0.55 5 90 74 VOFM-5-12 12 0.42 5 120 75 VOFM-5-15 15 0.33 5 150 75 VOFM-5-18 18 0.28 5 180 76 VOFM-5-24 24 0.23 5.5 240 77 Notes: 1. Ripple & noise are measured at 20 MHz BW with 0.1 µF ceramic cap and a 10 µF electrolytic capacitors on the output **PART NUMBER KEY - - VOFM 5 XX** Base Number Output Voltage **cui** .com 

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**CUI Inc � SERIES:** VOFM-5 **� DESCRIPTION:** AC-DC POWER SUPPLY 

**date** 11/02/2020 **� page** 2 of 4 

||**cui**.com<br>**INPUT**<br>**parameter**<br>**conditions/description**<br>**min**<br>**���**<br>**max**<br>**units**<br>voltage<br>85<br>264<br>Vac<br>frequency<br>47<br>63<br>Hz<br>current<br>at 85 Vac, full load<br>200<br>A<br>inrush current<br>at 264 Vac, full load, cold start<br>40<br>A<br>**OUTPUT**<br>**parameter**<br>**conditions/description**<br>**min**<br>**���**<br>**max**<br>**units**<br>line regulation<br>high line to low line at full load<br>±0.5<br>%<br>load regulation<br>110 Vac at full load to 10% load<br>±1<br>%<br>hold-up time<br>115 Vac at full load<br>8<br>ms<br>**OUTPUT**<br>**parameter**<br>**conditions/description**<br>**min**<br>**���**<br>**max**<br>**units**<br>over voltage protection<br>130<br>150<br>%<br>over current protection<br>180<br>%Io<br>short circuit protection<br>auto recovery upon removal of short<br>**SAFETY & COMPLIANCE**<br>**parameter**<br>**conditions/description**<br>**min**<br>**���**<br>**max**<br>**units**<br>isolation voltage<br>primary to secondary for 1 minute<br>primary to transformer core for 1 minute<br>6,565<br>1,500<br>Vac<br>Vac<br>isolation resistance<br>per EN60601-1<br>safety approvals<br>TUV EN 60601-1, CE, UL/cUL 60601-1 (E302945)<br>EMI/EMC<br>EN 55011, EN 55022, EN 55024, EN 61204-3, EN 61000-3-(2,3), EN 61000-6-(1,3), EN60601-1-2<br>leakage current<br>100<br>µA<br>RoHS compliant<br>yes<br>**ENVIRONMENTAL**<br>**parameter**<br>**conditions/description**<br>**min**<br>**���**<br>**max**<br>**units**<br>operating temperature<br>see derating curve<br>0<br>70<br>°C<br>storage temperature<br>-20<br>85<br>°C<br>operating humidity<br>non-condensing<br>0<br>93<br>%<br>storage humidity<br>non-condensing<br>0<br>93<br>%<br>DISCONTINUED|
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**date** 11/02/2020 **page** 3 of 4 

**CUI Inc  SERIES:** VOFM-5 **DESCRIPTION:** AC-DC POWER SUPPLY 

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**cui** .com 

Additional Resources:    Product Page **CUI Inc  SERIES:** VOFM-5 **DESCRIPTION:** AC-DC POWER SUPPLY **date** 11/02/2020 **page** 4 of 4 **REVISION HISTORY rev. description date** 1.0 initial release 03/03/2006 1.01 mechanical drawing updates 12/27/2007 1.02 08/23/2012 1.03 updated features 11/05/2012 1.04 company logo updated 11/02/2020 The revision history provided is for informational purposes only and is believed to be accurate. **Headquarters** 20050 SW 112th Ave. Fax 503.612.2383 PF CULINC Tualatin, OR 97062 **cui** .com a bel group **800.275.4899** techsupport@cui.com 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