Total Power:100W(5V,12V);62.5W(2.5V);82.5W(3.3V)

Input Voltage :48V

No.of Outputs:Single output

Input

Input Range

36 to 75 VDC

Input Surge

100V /100ms

Efficiency (Typ)

90% (5V,12V);

88%(2.5V);89.5%(3V)

Output

Voltage Tolerance

(line, load, temp)

<1.9%

• High efficiency(Typ) :90% (5V,12V);

Ripple&Noise

120mV Max.

88%(2.5V); 89.5%(3V)

Transient Response

• -40°C to +70°C Ambient Air Operation

• Industry standard package

2.28" x 1.45" x 0.5"(baseplated)

2.28" x1.45"x 0.4"(open frame)

Overvoltage Protection

(Hiccup)

3V to 3.8V(2.5V)

• High capacitive load limit on start-up

3.9V to 5V(3.3V)

14.4V to 18V(12V)

• Basic insulation

Current Limit(Hiccup)

>22A (5V)

• Regulation to zero load

>9.2A(12V)

>27A(2.5V,3.3V)

Overtemperature Protection Auto-recovery

Ambient air operating temperature range:

Switching Frequency

300k

-40°C to +70°C

Overtemperature protection: 115°C typ

Control

MTBF: > 2 million hours

Trim range(%)

80 to 110

Enable

Positive & negative enable options

Thermal Derating

UL,CSA,EN

1 North America (USA): 1-888-41-ASTEC

Europe(UK): 44 (1384) 842-211

Asia (HK): 852-2437-9662

(di/dt =1A/µs,output cap = 1000µF aluminium

electrolyte)

The module can deliver up to full power at 55°C ambient, Vin: 48V,with

200LFM forced air(output to input).

25 Amps,20 Amps,8.33 Amps

Environmental

High Efficiency Quarter Brick

Special Features

ALQ25 Series

Safety

Electrical Specs

Load change 25% of Io max from 50%Io max

,<200mv,<400µs

6V to 7.5V (5V)