CF350-A48C Datasheet, PDF (2/4 Pages) Murata Power Solutions Inc. – 350 Watt High Density AC/DC Power Supply

CF350-A48C
350 Watt High Density AC/DC Power Supply
GENERAL CHARACTERISTICS
Parameter
Storage Temperature Range
Operating Temperature Range
Temperature Coefficient
Cooling
Operating Humidity
Storage Humidity
Altitude
Vibration
MTBF
Safety Approvals
Input Fuse
Switching Frequency
Weight
Conditions
Min.
Typ.
Max.
Units
Non-condensing
-25
85
Derating linearly to 70°C with 50% derating
-5
50
°C
±0.02%/°C
0
70
150W free convection cooling (base plate cooling). 350W forced air cooling (250 LFM min.)
Non-condensing
Non-condensing
5
95
%
5
90
Operating 10,000 ft. Non- operating 40,000 ft.
Three orthoganol axes at 1octave/min, 5 min dwell at four major resonances at 0.75G peak, 5Hz to 500Hz
Calculated per Bellcore 332, issue 6 specif-
cation at Ta=30°C
300
Khrs
UL 60950, CSA C22.2-234, Level 3, EN-60950, Class 1, SELV CE-Mark
Power Supply has internal line fuse: Replaceable subminiture type 6.3A 250Vac Normal Blow
85
90
kHz
720g max (27oz)
PROTECTION CHARACTERISTICS
Parameter
Over Temperature
Over Voltage
Over Current
Conditions
Min.
Typ.
Max.
Units
Shutdown due to excessive internal temperature 95 ± 5°C automatic recovery.
Outputs shut down at 125% of nominal (Latched Shut-Down) AC input must recycle to re-start.
48V output: 110 to 130% of Imax, constant current limit; automatic recovery. Long-term fail condistion shall
not cause damage to PSU.
ISOLATION CHARACTERISTICS
Parameter
Insulation Safety Rating / Test Voltage
Isolation
Material Flammability
Grounding
Conditions
Min.
Typ.
Max.
Units
Input to Output - Reinforced
3000
Vrms
Input to Chassis - Basic
1500
Vrms
Output to Chassis
100
Vdc
UL 94V-0
Output RTN’s not connected to chassis gnd. 48V RTN and 5V RTN shorted.
CONTROL SIGNALS
Status
Inhibit
Power OK (DC Fail)
Description
Active high, all output shut down.
Open collector active low when any of the outputs drop below 10% of its nominal value.
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CF350-A48C.A01 Page 2 of 4