Total Power:
Input Voltages:
No. of Outputs:
300 Watts (12V @ 25A)
48 V
300W
Single
AEH25
Ultra High Efficiency
Electrical Specs
Input
Input range
Input Surge
Efficiency
36-75 VDC
100V / 100ms
93% @ 12V (Typical)
Control
Enable
TTL compatible
(positive or negative enable logic
control options)
Output
Regulation
(Line, Load, Temp)
<2%
Ripple and Noise1
Remote Sense
120mV tyical
Up to 10%Vout
Special Features
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High efficiency, 12V@ 93% (Typical)
Industry Standard Half Brick baseplate design
Low output ripple and noise
High capacitive load limit on start-up
Remote sense compensation
Regulation to zero load
Fixed frequency switching
Industry Std features: Input UVLO, OCP, OVP,
OTP; Short ckt protection; 10% Output Adjust
Positive or Negative enable logic control option
Meets Basic Insulation
Output Voltage Adjust
Range
10% of nominal output
Transient Response
180mV typical output deviation
25% step change
300 µS recovery time
Overvoltage Protection
Overcurrent Protection
Isolation Voltage
115% nominal output
116% Io nominal
1500 Vdc
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Environmental
Operating temperature
-40°C to +100°C Baseplate
Storage temperature: -55°C to +125°C
Overtemperature protection: 110°C typical
MTBF: >1 million hours
Safety
UL, cUL 60950 Recognized
TUV
EN60950 Licensed
2
North America (USA): 1-888-41-ASTEC
Europe (UK): 44 (1384) 842-211Asia (HK): 852-2437-9662
ASTEC [ Astec America, Inc ]
