A3121ELT Allegro Micro Systems, Inc., A3121ELT Datasheet

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A3121ELT

Manufacturer Part Number
A3121ELT
Description
Hall-effect switche for high-temperature operation
Manufacturer
Allegro Micro Systems, Inc.
Datasheet

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Part Number:
A3121ELT/LU
Manufacturer:
ALLEGRO
Quantity:
19 800
Allegro MicroSystems, Inc. reserves the right to make, from time to time, revisions to the anticipated product life cycle plan for a
product to accommodate changes in production capabilities, alternative product availabilities, or market demand. The information
included herein is believed to be accurate and reliable. However, Allegro MicroSystems, Inc. assumes no responsibility for its use; nor
for any infringements of patents or other rights of third parties which may result from its use.
Hall Effect Switches for High Temperature Operation
A3121, A3122, and A3123
For new customers and applications, refer to the
These parts are no longer in production The device should not be
purchased for new design applications. Samples are no longer available.
Date of status change: October 31, 2005
Recommended Substitutions:
NOTE: For detailed information on purchasing options, contact your
local Allegro field applications engineer or sales representative.
Discontinued Product
A110x
family.

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A3121ELT Summary of contents

Page 1

A3121, A3122, and A3123 Hall Effect Switches for High Temperature Operation These parts are no longer in production The device should not be purchased for new design applications. Samples are no longer available. Date of status change: October 31, 2005 ...

Page 2

FOR HIGH-TEMPERATURE OPERATION Dwg. PH-003A 30 V -30 V Unlimited + +150 C - +170 C 3121, 3122, 3123 HALL-EFFECT ...

Page 3

AND HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION REG OUTPUT GROUND 2 Dwg. FH-005-2 ...

Page 4

OPERATE POINT 300 RELEASE POINT 200 100 0 -50 - AMBIENT TEMPERATURE IN C 7.0 6 5.0 4.0 -50 - AMBIENT TEMPERATURE IN C 300 200 100 ...

Page 5

AND HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION ACTIVE AREA DEPTH 0.0305" 0.089" 0.775 mm 2.26 mm NOM Dwg. MH-008-2D ACTIVE AREA DEPTH 0.0195" 0.082" 0.50 mm 2.07 mm NOM 0.055" A 1.38 mm BRANDED ...

Page 6

BSC 0.118 BSC 0.098 0.079 B 0.031 0.102 A 0.181 0.047 0.028 0.031 TYP TYP Pads ...

Page 7

AND HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION 0.164 0.159 45 0.122 0.117 0.031 0.085 MAX 0.640 0.600 SEE NOTE 0.050 BSC NOTES: 1. Tolerances on package height and width represent allowable mold offsets. Dimensions given ...

Page 8

HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION HALL-EFFECT SENSORS 3123 AND ...

Page 9

AND HALL-EFFECT SWITCHES FOR HIGH-TEMPERATURE OPERATION The products described herein are manufactured under one or more of the following U.S. patents: 5,045,920; 5,264,783; 5,442,283; 5,389,889; 5,581,179; 5,517,112; 5,619,137; 5,621,319; 5,650,719; 5,686,894; 5,694,038; 5,729,130; 5,917,320; and other patents ...

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