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Special Features

Electrical Specs

Special Features

300 Watts

• High efficiency (96% Typical)

• -40°C to +100°C Ambient Air Operation

• Industry standard package Qtr Brick

1.48" x 2.30" x 0.40"

• High capacitive load limit on start-up

• 12V @ 25A Intermediate Bus Voltage for

DPA application

• Regulation to zero load

• Output Enable Pin

• Meets Basic Insulation

• Input UVLO and Overvoltage Protection

• Over Temperature Protection

Input

42 to 53 VDC

Efficiency

96%@12V (Typ)

Over Voltage Protection

60V

39V to 42V

Output

Output Current

0A to 25A max (300W output power)

Line Regulation

10.25V to 13.60V

8.50V to 13.60V (for “-AL” option)

Load Regulation

±3% Vo (Typical)

100mV (Typical)

Transient Response

200mV typical deviation

50% to 75% Load Change

100µs max recovery time

Switching Frequency

800kHz

Control

Enable

TTL compatible

(Positive or Negative Enable Logic)

Isolation Voltage

Input to Output

2000Vdc max

* Specifications are subject to change without notice.

Ambient air operating temperature range:

-40°C to +100°C

Storage temperature: -55°C to +125°C

Overtemperature protection: 115°C typical

MTBF: > 1 million hours

UL, cUL 60950

TUV EN60950

Environmental

Total Power:

300W (12V @ 25A)

Input Voltages:

48V

No. of Outputs:

Single

Safety

ALQ25B50

DC Transfromer