10

26185.301

Worcester, Massachusetts 01615-0036 (508) 853-5000

115 Northeast Cutoff, Box 15036

www.allegromicro.com

Allegro MicroSystems, Inc.

A8431

White LED Driver Constant Current Step-up Converter

The products described here are manufactured under one or more U.S. patents or U.S. patents pending.

Allegro MicroSystems, Inc. reserves the right to make, from time to time, such departures from the detail spec-

ifications as may be required to permit improvements in the performance, reliability, or manufacturability of

its products. Before placing an order, the user is cautioned to verify that the information being relied upon is

current.

Allegro products are not authorized for use as critical components in life-support devices or systems without

express written approval.

The information included herein is believed to be accurate and reliable. However, Allegro MicroSystems, Inc.

assumes no responsibility for its use; nor for any infringement of patents or other rights of third parties which

may result from its use.

Copyright©2003, 2004, 2005 AllegroMicrosystems, Inc.

Preliminary Data Sheet

Subject to Change Without Notice

April 5, 2005