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2

Electrical Specs

Special Features

80Amps

AEH80

Ultra High Efficiency

• 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

Input

Input range

36-75 VDC

Input Surge

100V / 100ms

Efficiency

87%@1.8V (Typical)

Control

Enable

TTL compatible

(positive & negative enable

options)

Output

Regulation

(Line, Load, Temp)

<2%

Ripple and noise

50mV p-p typical

Remote sense

Up to 10%Vout

Output voltage

adjust range

+/-10% of nominal output

Transient Response

4% deviation with

50% to 75% step load

300 µs recovery

Overvoltage Protection

130% nominal output

Safety

UL, CUL 60950 Recognized (Pending)

TUV

EN60950 Licensed (Pending)

PRELIMINARY

Total Power:

144 Watts (1.8V@80Amps)

Input Voltages:

48 V

No. of Outputs:

Single