80Amps
Ultra High Efficiency
PRELIMINARY
AEH80
ALH80
(Open Frame)
Total Power:
Input Voltages:
No. of Outputs:
144 Watts (1.8V@80Amps)
48 V
Single
Electrical Specs
Input
Input range
Input Surge
Efficiency
36-75 VDC
100V / 100ms
87%@1.8V (Typical)
Control
Enable
TTL compatible
(positive & negative enable
options)
Output
Regulation
(Line, Load, Temp)
Ripple and noise
Remote sense
Output voltage
adjust range
Transient Response
Overvoltage Protection
<2%
50mV p-p typical
Up to 10%Vout
+/-10% of nominal output
4% deviation with
50% to 75% step load
300 µs recovery
130% nominal output
Special Features
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Ultra High efficiency, 1.8V@87% (Typical)
Open Frame (ALH80) and Baseplate (AEH80)
Redundant In-line Output Pins Option
Positive and Negative enable function
Low output ripple and noise
High capacitive load limit on start-up
Remote sense compensation
Regulation to zero load
Fixed frequency switching (200 kHz)
Environmental
Operating temperature
-40°C to +100°C Baseplate (AEH80)
-40°C to +85°C Ambient Air (ALH80)
Storage temperature: -55°C to +125°C
Overtemperature protection: 115°C PCB
Temperature (Typical)
MTBF: >1 million hours
Safety
UL, CUL 60950 Recognized (Pending)
TUV
EN60950 Licensed (Pending)
2
North America (USA): 1-888-41-ASTEC
Europe (UK): 44 (1384) 842-211Asia (HK): 852-2437-9662