2

A1145-DS, Rev. 6

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

115 Northeast Cutoff, Box 15036

www.allegromicro.com

Allegro MicroSystems, Inc.

Ultrasensitive Two-Wire Chopper-Stabilized Unipolar Hall Effect Switches

A1145 and A1146

Product Selection Guide

Use the complete part numbers when ordering

Part Number

Pb-Free

Package

Operating Ambient

(°C)

Output Level in

A1145ELHLT

–

Tape and Reel, 3000 pieces/reel

Surface Mount

–40 to 85

Low

A1145ELHLT-T

Yes

A1145EUA

–

Bulk Bag, 500 pieces/bag

Through Hole

A1145EUA-T

Yes

A1145EUATI

–

Tape and Reel, 2000 pieces/reel

A1145EUATI-T

Yes

A1145LLHLT

–

Tape and Reel, 3000 pieces/reel

Surface Mount

–40 to 150

A1145LLHLT-T

Yes

A1145LUA

–

Bulk Bag, 500 pieces/bag

Through Hole

A1145LUA-T

Yes

A1145LUATI

–

Tape and Reel, 2000 pieces/reel

A1145LUATI-T

Yes

–

Tape and Reel, 3000 pieces/reel

Surface Mount

–40 to 85

High

A1146ELHLT-T

Yes

–

Bulk Bag, 500 pieces/bag

Through Hole

A1146EUA-T

Yes

A1146EUATI

–

Tape and Reel, 2000 pieces/reel

A1146EUATI-T

Yes

A1146LLHLT

–

Tape and Reel, 3000 pieces/reel

Surface Mount

–40 to 150

A1146LLHLT-T

Yes

A1146LUA

–

Bulk Bag, 500 pieces/bag

Through Hole

A1146LUA-T

Yes

A1146LUATI

–

Tape and Reel, 2000 pieces/reel

A1146LUATI-T

Yes

currently restricted to existing customer applications. The device should not be purchased for new design applications because obsolescence in the

near future is probable. Samples are no longer available. Status date change May 2, 2005.