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service marks of Emerson Electric Co.

©2005 Emerson Electric Co.

Embedded Power for

Business-Critical Continuity

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The global leader in enabling

business-critical continuity.

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Pin Assignment

Astec Power

5810 Van Allen Way

Carlsbad, CA 92008

USA

Telephone: +1 760 930 4600

Facsimile: +1 760 930 0698

Technical Support: +1 888 41 ASTEC

or +1 407 241 2752

Waterfront Business Park

Merry Hill, Dudley

West Midlands, DY5 1LX

United Kingdom

Telephone: +44 (0) 1384 842 211

Facsimile: +44 (0) 1384 843 355

Units 2111-2116, Level 21

Tower 1, Metroplaza

223, Hing Fong Road

Kwai Fong, New Territories

Hong Kong

Telephone: +852 2437 9662

Facsimile: +852 2402 4426

For global contact, visit:

www.astecpower.com

technicalsupport@astec.com

While every precaution has been taken to ensure

accuracy and completeness in this literature, Astec

Power assumes no responsibility, and disclaims

all liability for damages resulting from use of this

information or for any errors or omissions.

Printed in US A

Ordering Information

Input Voltage

Output Voltage Efficiency Model Number

48V

1.5V @ 3A

78% (Typ)

AUM03M48

48V

1.8V @ 3A

80% (Typ)

AUM03Y48

48V

2.5V @ 3A

84% (Typ)

AUM03G48

48V

3.3V @ 3A

86% (Typ)

AUM03F48

48V

5.0V @ 2A

88% (Typ)

AUM02A48

Rev. 09.23.05

AUM Series

2of 2

ALM

Suffix

<TOP VIEW>

-Vin

PO

RC

+Vout

-Vout

2

35.3+-0.2

A B C D

37.7+-0.4

Coplanarity Max0.1mm

0 to 10 deg.

Enlarged Lead Pin

0.5+-0.1

1.2+-0.2

+Vin

1

2

3

5

6

7

8

16

15

10

9

Marking of No.1 pin

Pin Assignments

Pin No

Symbol

Function

Pin No

Symbol

Function

1, 2

+Vin

+Input

9, 10

ALM

Alarm Output

3

-Vin

- Input

15

RC

Remote control on/off

5, 6

+Vout

+Output

16

PO

Parallel operation

7, 8

-Vout

-Output-

Note: Astec reserves the right to make changes to the information contained herein without notice and assumes no liability of its

use and application.