AMERICAS

EUROPE

ASIA

5810 Van Allen Way

Astec House, Waterfront

Units 2111-2116, Level 21

Carlsbad, CA 92008

Business Park，Merry Hill, Dudley

Tower1, Metroplaza

Telephone: 760-930-4600

West Midlands, DY5 1LX, UK

223, Hing Fong Road

Facsimile: 760-930-0698

Telephone: 44 (1384) 842-211

Fwai Fong, New Territories

Facsimile: 44 (1384) 843-355

Hong Kong

Telephone: 852-2437-9662

Facsimile: 852-2402-4426

48V

2.5V

25A

88% Typ

ALQ25G48N,AEQ25G48N

48V

3.3V

25A

89.5% Typ

ALQ25F48N,AEQ25F48N

48V

12V

8.33A

90% Typ

ALQ08B48N,AEQ08B48N

NOTES: “N” = Negative logic enable (without “N” = Positive logic enable)

Single Output

1. +Vin

2. Enable (On/Off)

3. -Vin

4. + Output

5. +Sense

6. Trim

7. -Sense

8.-Output

Open frame

Baseplated (for 12V)

Device code suffix

Length

-4

4.8mm ! 0.5mm

-6

3.8mm ! 0.5mm

-8

2.8mm ! 0.25mm

None

5.8mm ! 0.5mm

Notes:

1. All specifications subject to change without notice. Mechanical

drawings are for reference only.

2. Technical Reference Notes should be consulted for detailed

information when available.

REV 1: Auguest 2005

2

www.astecpower.com

Open frame

Tolerance: X.Xmm ! 0.5mm; X.XXmm ! 0.25mm

Baseplated (for 2.5V, 3.3V and 5V)

Input Voltage

Output Voltage

Output Current

Efficiency

Model Number

Pin Assignments

Ordering Information

48V

5V

20A

90% Typ

ALQ20A48N,AEQ20A48N