date 10/26/2011 page 1 of 4 SERIES: VMS-40 │ DESCRIPTION: AC-DC POWER SUPPLY 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 MODEL VMS-40-3.3 output voltage output current output power ripple and noise1 efficiency (Vdc) max (A) max (W) max (mVp-p) typ (%) 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 cui.com CUI Inc │ SERIES: VMS-40 │ DESCRIPTION: AC-DC POWER SUPPLY date 10/26/2011 page 2 of 4 INPUT parameter conditions/description min voltage frequency max units 90 typ 264 Vac 47 63 Hz input current at 100 Vac at 240 Vac 1 0.55 A A inrush current at 240 Vac 60 A max units OUTPUT parameter conditions/description line regulation low line to high line, full load min typ ±0.5 % load regulation 10% to 100% full load ±1 % hold-up time 115 Vac 10 ms 65 KHz switching frequency PROTECTIONS parameter conditions/description over voltage protection TVS component to clamp short circuit protection hiccup mode, recovers automatically min typ max units min typ max units SAFETY & COMPLIANCE parameter conditions/description isolation voltage input to output 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 5,656 Vdc leakage current 0.1 RoHS compliant yes MTBF MIL-HDBK-217F, GB, at 25°C, 115 Vac 200,000 mA hrs ENVIRONMENTAL parameter conditions/description operating temperature see derating curve min storage temperature operating humidity typ 0 -20 non-condensing max units 70 °C 85 °C 93 % max units MECHANICAL parameter conditions/description dimensions 3.00 x 2.00 x 0.91 (76.2 x 50.8 x 23.1 mm) min weight cooling method typ inch 90 free air convection (see derating curves below) cui.com g CUI Inc │ SERIES: VMS-40 │ DESCRIPTION: AC-DC POWER SUPPLY date 10/26/2011 page 3 of 4 DERATING CURVES output power vs. ambient temperature (Natural Convection) All other models (Natural Convection) 100 100 80 80 Load (%) Load (%) 5 V model 60 40 40 20 20 0 60 10 20 30 40 50 60 70 0 10 20 30 40 50 60 70 Ambient Temperature (°C) Ambient Temperature (°C) MECHANICAL DRAWING units: mm[in] TOLERANCE: mm: ±0.5 inch: ±0.02 3.60 0.142 (4 PLCS) AC Line 2 No pin 3 AC Neutral 3.81 0.150 CN1 CN1 1 68.58 2.700 1 2 3 50.80 2.000 CN2 CN2 1 JST VHR Connector 3 Pin, CTR Pin removed 3.96 spacing 2 43.18 1.700 3 4 76.20 3.000 JST VHR Connector 4 Pin 3.96 spacing 3.81 0.150 19.00 0.748 MAX 2.50 0.098 MAX 1.60 0.063 cui.com 1 +Vo 2 +Vo 3 -Vo 4 -Vo CUI Inc │ SERIES: VMS-40 │ DESCRIPTION: AC-DC POWER SUPPLY date 10/26/2011 page 4 of 4 REVISION HISTORY rev. 1.0 description date initial release 10/26/2011 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.