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Magnetic Speed Sensor ICs

Allegro MicroSystems Magnetic Speed Sensor ICs offer a comprehensive portfolio covering the full range of speed and speed with direction sensor ICs. These products include a two- and three-wire interface, a magnetic encoder (ring magnet) and gear tooth sensing, Hall and GMR technology, and ASIL-compliant options for transmission, wheel speed, engine, e-motors, and many more encoder and gear tooth sensing applications.

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Part #

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED SWITCH

A1121EUA-T
Allegro MicroSystems
1: $0.65
3,503In Stock

Mfr. Part No.
A1121EUA-T

Mouser Part No
250-A1121EUA-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED SWITCH

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Datasheet

3,503In Stock

$0.65

$0.572

$0.511

$0.488

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED SWITCH

A1121LUA-T
Allegro MicroSystems
1: $0.64
1,336In Stock

Mfr. Part No.
A1121LUA-T

Mouser Part No
250-A1121LUA-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED SWITCH

Learn More

Datasheet

1,336In Stock

$0.64

$0.579

$0.513

$0.488

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors UNIPOLAR SWITCH

A1123LUA-T
Allegro MicroSystems
1: $1.52
3,673In Stock

Mfr. Part No.
A1123LUA-T

Mouser Part No
250-A1123LUA-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors UNIPOLAR SWITCH

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Datasheet

3,673In Stock

$1.52

$1.28

$1.19

$1.01

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED PRECISION HALL EFFECT

A1125LUA-T
Allegro MicroSystems
1: $1.07
3,743In Stock

Mfr. Part No.
A1125LUA-T

Mouser Part No
250-A1125LUA-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED PRECISION HALL EFFECT

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Datasheet

3,743In Stock

$1.07

$0.972

$0.904

$0.875

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED 2-WIRE SWITCHES

A1150LLHLX-T
Allegro MicroSystems
1: $1.45
3,258In Stock

Mfr. Part No.
A1150LLHLX-T

Mouser Part No
250-A1150LLHLX-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED 2-WIRE SWITCHES

Learn More

Datasheet

3,258In Stock

Cut Tape

$1.45

$1.22

$1.14

$0.956

View

Reel

$0.545

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED 2-WIRE SWITCHES

A1158LLHLX-T
Allegro MicroSystems
1: $1.45
8,170In Stock
8On Order

Mfr. Part No.
A1158LLHLX-T

Mouser Part No
250-A1158LLHLX-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED 2-WIRE SWITCHES

Learn More

Datasheet

8,170In Stock

8On Order

Cut Tape

$1.45

$1.42

$0.641

Reel

$0.641

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED 2-WIRE SWITCHES

A1193LLHLT-T
Allegro MicroSystems
1: $1.17
5,979In Stock

Mfr. Part No.
A1193LLHLT-T

Mouser Part No
250-A1193LLHLT-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED 2-WIRE SWITCHES

Learn More

Datasheet

5,979In Stock

Cut Tape

$1.17

$1.04

$0.925

$0.883

View

Reel

$0.592

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED 2-WIRE SWITCHES

A1193LLHLX-T
Allegro MicroSystems
1: $1.45
2,918In Stock

Mfr. Part No.
A1193LLHLX-T

Mouser Part No
250-A1193LLHLX-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED 2-WIRE SWITCHES

Learn More

Datasheet

2,918In Stock

Cut Tape

$1.45

$1.22

$1.14

$0.956

View

Reel

$0.547

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH

A1211LUA-T
Allegro MicroSystems
1: $1.24
7,019In Stock

Mfr. Part No.
A1211LUA-T

Mouser Part No
250-A1211LUA-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH

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Datasheet

7,019In Stock

$1.24

$1.10

$0.98

$0.936

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH

A1212LLHLX-T
Allegro MicroSystems
1: $1.17
13,370In Stock

Mfr. Part No.
A1212LLHLX-T

Mouser Part No
250-A1212LLHLX-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH

Learn More

Datasheet

13,370In Stock

Cut Tape

$1.17

$0.984

$0.915

$0.771

View

Reel

$0.519

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Board Mount Hall Effect/Magnetic Sensors LOW VOLTAGE GENERAL PURPOSE LATCH

A1223LUA-T
Allegro MicroSystems
1: $0.911
558In Stock

Mfr. Part No.
A1223LUA-T

Mouser Part No
250-A1223LUA-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors LOW VOLTAGE GENERAL PURPOSE LATCH

Learn More

Datasheet

558In Stock

$0.911

$0.802

$0.714

$0.682

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT LATCH

A1227LUA-T
Allegro MicroSystems
1: $1.06
3,768In Stock

Mfr. Part No.
A1227LUA-T

Mouser Part No
250-A1227LUA-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT LATCH

Learn More

Datasheet

3,768In Stock

$1.06

$0.934

$0.833

$0.795

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT LATCH

A1229LUA-T
Allegro MicroSystems
1: $1.06
3,905In Stock

Mfr. Part No.
A1229LUA-T

Mouser Part No
250-A1229LUA-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors HALL EFFECT LATCH

Learn More

Datasheet

3,905In Stock

$1.06

$0.934

$0.833

$0.795

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors 2D HALL EFFECT DUAL LATCH

A1262LLHLT-X-T
Allegro MicroSystems
1: $0.85
Non-Stocked Lead-Time 24 Weeks

Mfr. Part No.
A1262LLHLT-X-T

Mouser Part No
250-A1262LLHLT-X-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors 2D HALL EFFECT DUAL LATCH

Learn More

Datasheet

Non-Stocked Lead-Time 24 Weeks

Cut Tape

$0.85

$0.744

$0.661

$0.629

View

Reel

$0.484

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Hall Effect/Magnetic Sensors 3D MICRO POWER SENSOR

A1266ELHLT-T
Allegro MicroSystems
1: $0.92
3,039In Stock

Mfr. Part No.
A1266ELHLT-T

Mouser Part No
250-A1266ELHLT-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors 3D MICRO POWER SENSOR

Learn More

Datasheet

3,039In Stock

Cut Tape

$0.92

$0.805

$0.719

$0.687

View

Reel

$0.469

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V,ANALOG OUT, SIP-3, 9MV/G, AUTO

A1309KUA-9-T
Allegro MicroSystems
1: $1.26
1,459In Stock

Mfr. Part No.
A1309KUA-9-T

Mouser Part No
250-A1309KUA-9-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V,ANALOG OUT, SIP-3, 9MV/G, AUTO

Learn More

Datasheet

1,459In Stock

$1.26

$1.12

$0.993

$0.948

View

Min.: 1
Mult.: 1

Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 3.3V,ANALOG OUT, 2MV/G, SOT23-3, AUTO

A1315LLHLT-2-T
Allegro MicroSystems
1: $1.19
3,329In Stock

Mfr. Part No.
A1315LLHLT-2-T

Mouser Part No
250-A1315LLHLT-2-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 3.3V,ANALOG OUT, 2MV/G, SOT23-3, AUTO

Learn More

Datasheet

3,329In Stock

Cut Tape

$1.19

$1.05

$0.923

$0.878

View

Reel

$0.694

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Hall Effect/Magnetic Sensors NOT FOR NEW DESIGNS - USE A1308

A1318LLHLT-1-T
Allegro MicroSystems
1: $2.05
11,977In Stock

Mfr. Part No.
A1318LLHLT-1-T

Mouser Part No
250-A1318LLHLT-1-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors NOT FOR NEW DESIGNS - USE A1308

Learn More

Datasheet

11,977In Stock

Cut Tape

$2.05

$1.83

$1.63

$1.57

View

Reel

$1.08

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Hall Effect/Magnetic Sensors FOR NEW DESIGNS USE A1315LLHLT-2-T

A1318LLHLT-2-T
Allegro MicroSystems
1: $2.05
5,495In Stock

Mfr. Part No.
A1318LLHLT-2-T

Mouser Part No
250-A1318LLHLT-2-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors FOR NEW DESIGNS USE A1315LLHLT-2-T

Learn More

Datasheet

5,495In Stock

Cut Tape

$2.05

$1.83

$1.63

$1.57

View

Reel

$1.26

MouseReel Available

Min.: 1
Mult.: 1

Reel: 3,000

Board Mount Hall Effect/Magnetic Sensors NOT FOR NEW DESIGNS - USE A1308

A1318LLHLX-1-T
Allegro MicroSystems
1: $2.47
2,139In Stock
1,059On Order

Mfr. Part No.
A1318LLHLX-1-T

Mouser Part No
250-A1318LLHLX-1-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors NOT FOR NEW DESIGNS - USE A1308

Learn More

Datasheet

2,139In Stock

1,059On Order

Cut Tape

$2.47

$1.14

Reel

$1.14

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Board Mount Hall Effect/Magnetic Sensors NOT FOR NEW DESIGNS - USE A1308

A1319LLHLX-5-T
Allegro MicroSystems
1: $2.28
1,643In Stock

Mfr. Part No.
A1319LLHLX-5-T

Mouser Part No
250-A1319LLHLX-5-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors NOT FOR NEW DESIGNS - USE A1308

Learn More

Datasheet

1,643In Stock

Cut Tape

$2.28

$1.92

$1.79

$1.51

View

Reel

$0.911

MouseReel Available

Min.: 1
Mult.: 1

Reel: 10,000

Board Mount Motion & Position Sensors PROGRAMMABLE ROTARY ANGLE SENSOR W/ANALOG AND PWM OUTPUT

A1330LLETR-P-T
Allegro MicroSystems
1: $2.37
4,025In Stock

Mfr. Part No.
A1330LLETR-P-T

Mouser Part No
250-A1330LLETR-P-T

Allegro MicroSystems

Board Mount Motion & Position Sensors PROGRAMMABLE ROTARY ANGLE SENSOR W/ANALOG AND PWM OUTPUT

Learn More

Datasheet

4,025In Stock

Cut Tape

$2.37

$2.12

$1.90

$1.83

View

Reel

$1.48

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Board Mount Motion & Position Sensors ROTARY SENSOR WITH UVW/ABI/SPI/PWM OUTPUTS, ASIL B

A1333LLETR-5-T
Allegro MicroSystems
1: $2.83
201In Stock
12,000Expected 2026/07/20

Mfr. Part No.
A1333LLETR-5-T

Mouser Part No
250-A1333LLETR-5-T

Allegro MicroSystems

Board Mount Motion & Position Sensors ROTARY SENSOR WITH UVW/ABI/SPI/PWM OUTPUTS, ASIL B

Learn More

Datasheet

201In Stock

12,000Expected 2026/07/20

Cut Tape

$2.83

$2.52

$2.27

$2.26

View

Reel

$1.70

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Board Mount Motion & Position Sensors ROTARY SENSOR WITH UVW/ABI/SPI/PWM OUTPUTS, ASIL D, DUAL DIE

A1333LLPTR-DD-T
Allegro MicroSystems
1: $4.26
3,842In Stock

Mfr. Part No.
A1333LLPTR-DD-T

Mouser Part No
250-A1333LLPTR-DD-T

Allegro MicroSystems

Board Mount Motion & Position Sensors ROTARY SENSOR WITH UVW/ABI/SPI/PWM OUTPUTS, ASIL D, DUAL DIE

Learn More

Datasheet

3,842In Stock

Cut Tape

$4.26

$3.83

$3.66

$3.47

View

Reel

$2.70

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Board Mount Hall Effect/Magnetic Sensors LINEAR HALL, TSSOP8, PWM/SENT, 32PT LINEARIZATION, 5V, 150C

A1343LLETR-T
Allegro MicroSystems
1: $4.77
2,024In Stock

Mfr. Part No.
A1343LLETR-T

Mouser Part No
250-A1343LLETR-T

Allegro MicroSystems

Board Mount Hall Effect/Magnetic Sensors LINEAR HALL, TSSOP8, PWM/SENT, 32PT LINEARIZATION, 5V, 150C

Learn More

Datasheet

2,024In Stock

Cut Tape

$4.77

$4.04

$3.74

$3.40

View

Reel

$2.16

MouseReel Available

Min.: 1
Mult.: 1

Reel: 4,000

Magnetic Speed Sensor ICs

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Magnetic Speed Sensor ICs

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