CFM351M SERIES
350 WATT MEDICAL
AC-DC POWER SUPPLY
WITH PFC
Features
* Universal Input Range 90~264Vac
* Meets EN60601-1 and EN55011 Class B
* 350W with free air convection @ 220Vac
* Active PFC Meets EN61000-3-2 Class D
* High Efficiency Up to 93% Typical
* Remote Voltage Sense
* PS ON/OFF Remote Control
* +5V Stand-by Output Power
* 12V fan output
Main Output Voltage
CFM351M050 +5V 60 40 100mVp-p 4.75~5.25 ±1. ±0.5% ±1% 89%
CFM351M120 +12V 29.2 25 120mVp-p 11.4~12.6 ±1. ±0.5% ±1% 92%
CFM351M240 +24V 14.6 12.5 150mVp-p 22.8~25.2 ±1. ±0.5% ±1% 93%
CFM351M480 +48V 7.3 6.25 150mVp-p 45.6~50.4 ±1. ±0.5% ±1% 93%
Stand-by Output Voltage
All +5.0V 0.3 0.3 ---- ---- ---- ----
Fan Output Voltage
All +12.0V 0.3 0.3 ---- ---- ---- ----
2
Specifications CFM351M Series Derating Curve
INPUT SPECIFICATIONS:
AC Input Voltage …....…………....…........................................... 90~264Vac
Frequency ………………………………………….……………..... 47 to 63Hz
Inrush Current ……………….…………....................... 50A max. @240Vac
Leakage Current @ 264Vac ……………………………….…..… 300uA max.
OUTPUT SPECIFICATIONS:
Total Rated Output Power ……………………………………………… 350W
Remote Voltage Sense …………….… Compensates for wire Voltage drop
Adjustment Range on Vout ………………………….…………………..… ±5%
Hold-up Time …………………………………………………….…… 16ms typ.
Over Voltage Protection ………………..….…… Recycle AC input to restart
Short Circuit Protection …………....... Hiccup mode(Auto Recovery)
Temperature Coefficient …………………….…………….……….. ±0.05%/℃
GENERAL SPECIFICATIONS:
Isolation ………………………………………...… Input to output = 5656VDC
Operating Temperature ..................... -20 ~ 70℃ (see Derating Curve)
Storage Temperature ……………………………...….......……....... -40~85℃
Humidity …………………………...….......….. 93% RH max. Non condensing
Switching Frequency .………….................................... 60K~100kHz Typical
MTBF …...… MIL-HDBK-217F, GB, 25℃/115VAC ….…..…. 100K hrs min.
Altitude …………………………………………………………………… 3000m
Dimensions ……… 6.500x4.000x1.516 Inches (165.00x101.60x38.60mm)
Weight ……………………………………………………... 640g(1.42Pounds)
SAFETY AND EMC:
Emission and Immunity …….… EN55011 Class B, FCC Part 15 Class B
EN60601-1-2, EN61000-3-2 Class A, B, C, D, EN61000-3-3
Safety ………………..……..IEC60601-1, EN60601-1, UL60601-1
NOTE:
1. Add a 0.1uF ceramic capacitor and a 47uF E.L. capacitor to output for
Ripple &Noise measuring @20MHz BW.
2. Voltage accuracy is set at 6 rated load and 25℃.Ta.
3. Line regulation is measured from High Line to Low Line with rated load.
4. Load regulation is measured at 6±4 rated.