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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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.
Board Mount Current Sensors CURRENT SENSOR IC ACS773LCB-100B-SMT-T Allegro MicroSystems 1: $9.64 840In Stock	Mfr. Part No. ACS773LCB-100B-SMT-T Mouser Part No 250-773LCB100BSMTT	Allegro MicroSystems	Board Mount Current Sensors CURRENT SENSOR IC Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	840In Stock	$9.64 $8.72 $7.84 $7.79 View $7.44 $6.37 Quote	Min.: 1 Mult.: 1
Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED SWITCH A1121LUA-T Allegro MicroSystems 1: $0.82 8,124In 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 about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	8,124In Stock	$0.82 $0.724 $0.662 $0.62 View $0.594 $0.54 $0.535 $0.486 $0.478	Min.: 1 Mult.: 1
Board Mount Hall Effect/Magnetic Sensors GENERAL PURPOSE HALL EFFECT LATCH A1220LLHLX-T Allegro MicroSystems 1: $1.19 29,771In Stock	Mfr. Part No. A1220LLHLX-T Mouser Part No 250-A1220LLHLX-T	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors GENERAL PURPOSE HALL EFFECT LATCH Learn More about Allegro MicroSystems allegro a1220 a1221 a1222 a1223 sensor ics	Datasheet	29,771In Stock	Cut Tape $1.19 $1.06 $0.938 $0.872 View Reel $0.634 $0.813 $0.737 $0.71 $0.69 $0.634 $0.634 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Board Mount Hall Effect/Magnetic Sensors NOT FOR NEW DESIGNS - USE A1308 A1318LLHLT-1-T Allegro MicroSystems 1: $2.64 10,577In 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 about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	10,577In Stock	Cut Tape $2.64 $2.35 $2.12 $2.03 View Reel $1.43 $1.95 $1.78 $1.71 $1.64 $1.43 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Sensor Interface PRESSURE SENSOR INTERFACE AND SIGNAL CON A17700LESBTR-DO Allegro MicroSystems 1: $3.42 10,476In Stock	Mfr. Part No. A17700LESBTR-DO Mouser Part No 250-A17LESBTR-DO	Allegro MicroSystems	Sensor Interface PRESSURE SENSOR INTERFACE AND SIGNAL CON Learn More about Allegro MicroSystems allegro a17700 sensor interface ics	Datasheet	10,476In Stock	Cut Tape $3.42 $2.63 $2.41 $2.16 Reel $1.83 View $2.04 $1.99 $1.89 $1.63 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Motor/Motion/Ignition Controllers & Drivers DUAL FULL BRIDGE PWM MOTOR DRIVER A3966SLBTR-T Allegro MicroSystems 1: $2.67 5,580In Stock	Mfr. Part No. A3966SLBTR-T Mouser Part No 250-A3966SLBTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers DUAL FULL BRIDGE PWM MOTOR DRIVER Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	5,580In Stock	Cut Tape $2.67 $2.21 $2.08 $1.94 Reel $1.77 View $1.87 $1.84 $1.72 $1.64 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Motor/Motion/Ignition Controllers & Drivers AUTOMOTIVE 3 PHASE GATE DRIVER w/LOW SUPPLY VOLTAGE OPERATION A4918KJPTR-5-T Allegro MicroSystems 1: $5.45 4,480In Stock	Mfr. Part No. A4918KJPTR-5-T Mouser Part No 250-A4918KJPTR-5-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers AUTOMOTIVE 3 PHASE GATE DRIVER w/LOW SUPPLY VOLTAGE OPERATION Learn More about Allegro MicroSystems allegro magnetic speed sensors ics		4,480In Stock	Cut Tape $5.45 $4.97 $4.59 $4.18 View Reel $3.76 $3.98 $3.86 $3.82 $3.76 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Motor/Motion/Ignition Controllers & Drivers UMC THREE PHASE SENSORLESS FAN DRIVER A4942GESTR-T Allegro MicroSystems 1: $3.46 8,065In Stock	Mfr. Part No. A4942GESTR-T Mouser Part No 250-A4942GESTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers UMC THREE PHASE SENSORLESS FAN DRIVER Learn More about Allegro MicroSystems allegro a4942 fan driver ic	Datasheet	8,065In Stock	Cut Tape $3.46 $2.60 $2.39 $2.15 Reel $1.84 View $2.04 $2.02 $1.89 $1.70 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Motor/Motion/Ignition Controllers & Drivers 7891 BOND OPTION OF 4982 A4982SLPTR-T Allegro MicroSystems 1: $4.14 3,850In Stock 8,000Expected 12/11/2026	Mfr. Part No. A4982SLPTR-T Mouser Part No 250-A4982SLPTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers 7891 BOND OPTION OF 4982 Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	3,850In Stock 8,000Expected 12/11/2026	Cut Tape $4.14 $3.14 $2.84 $2.61 View Reel $2.22 $2.47 $2.46 $2.31 $2.26 $2.22 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Motor/Motion/Ignition Controllers & Drivers DUAL FULL BRIDGE MOTOR DRIVER A5985GETTR-T Allegro MicroSystems 1: $2.89 8,326In Stock	Mfr. Part No. A5985GETTR-T Mouser Part No 250-A5985GETTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers DUAL FULL BRIDGE MOTOR DRIVER Learn More about Allegro MicroSystems allegro stepper motor drivers	Datasheet	8,326In Stock	Cut Tape $2.89 $2.16 $1.98 $1.78 Reel $1.51 View $1.68 $1.65 $1.55 $1.38 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
LED Lighting Driver ICs AUTOMOTIVE, HIGH CURRENT LED BOOST/BUCK-BOOST CONTROLLER A6271KLPTR-T Allegro MicroSystems 1: $4.48 7,994In Stock	Mfr. Part No. A6271KLPTR-T Mouser Part No 250-A6271KLPTR-T	Allegro MicroSystems	LED Lighting Driver ICs AUTOMOTIVE, HIGH CURRENT LED BOOST/BUCK-BOOST CONTROLLER Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	7,994In Stock	Cut Tape $4.48 $3.40 $3.13 $2.83 View Reel $2.14 $2.69 $2.68 $2.53 $2.47 $2.14 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR A8650KEJTR-T Allegro MicroSystems 1: $2.68 17,999In Stock	Mfr. Part No. A8650KEJTR-T Mouser Part No 250-A8650KEJTR-T	Allegro MicroSystems	Switching Voltage Regulators LOW INPUT VOLTAGE BUCK REGULATOR Learn More about Allegro MicroSystems allegro a8650 regulator	Datasheet	17,999In Stock	Cut Tape $2.68 $2.00 $1.83 $1.64 Reel $1.39 View $1.55 $1.50 $1.43 $1.37 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 3.3V,ANALOG OUT, SIP-3, AUTO ALS31001LUAATN Allegro MicroSystems 1: $1.72 14,055In Stock	Mfr. Part No. ALS31001LUAATN Mouser Part No 250-ALS31001LUAATN	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 3.3V,ANALOG OUT, SIP-3, AUTO Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	14,055In Stock	Cut Tape $1.72 $1.53 $1.37 $1.31 View Reel $0.899 $1.25 $1.14 $1.10 $1.03 $0.899 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Motor/Motion/Ignition Controllers & Drivers SENSORLESS SINUSOIDAL BLDC MOSFET DRIVER FOR CEILING/POLE FAN AMT49406GESSR Allegro MicroSystems 1: $3.61 12,108In Stock	Mfr. Part No. AMT49406GESSR Mouser Part No 250-AMT49406GESSR	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers SENSORLESS SINUSOIDAL BLDC MOSFET DRIVER FOR CEILING/POLE FAN Learn More about Allegro MicroSystems allegro amt49406 bldc motor controller ics	Datasheet	12,108In Stock	Cut Tape $3.61 $2.72 $2.50 $1.84 Reel $1.79 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
Board Mount Hall Effect/Magnetic Sensors HALL EFFECT LATCH APS12205LLHALT Allegro MicroSystems 1: $0.63 20,186In Stock	Mfr. Part No. APS12205LLHALT Mouser Part No 250-APS12205LLHALT	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors HALL EFFECT LATCH Learn More about Allegro MicroSystems allegro aps122x sensor ics	Datasheet	20,186In Stock	Cut Tape $0.63 $0.552 $0.488 $0.465 View Reel $0.313 $0.443 $0.399 $0.379 $0.357 $0.313 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Current Sensors 400KHZ BW CURRENT SENSOR IC WITH VREF PIN ACS37002LMABTR-066U3 Allegro MicroSystems 1: $5.89 3,205In Stock	Mfr. Part No. ACS37002LMABTR-066U3 Mouser Part No 250-2LMABTR-066U3	Allegro MicroSystems	Board Mount Current Sensors 400KHZ BW CURRENT SENSOR IC WITH VREF PIN Learn More about Allegro MicroSystems allegro acs37002 sensor ics	Datasheet	3,205In Stock	Cut Tape $5.89 $5.30 $4.82 $4.64 Reel $4.00 View $4.47 $4.13 $3.88 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Current Sensors For New Designs Use ACS725KMA or ACS37002 ACS718KMATR-20B-T Allegro MicroSystems 1: $6.69 5,733In Stock	Mfr. Part No. ACS718KMATR-20B-T Mouser Part No 250-718KMATR20BT	Allegro MicroSystems	Board Mount Current Sensors For New Designs Use ACS725KMA or ACS37002 Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	5,733In Stock	Cut Tape $6.69 $6.03 $5.49 $5.29 Reel $4.14 View $5.10 $4.73 $4.01 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH A1213LUA-T Allegro MicroSystems 1: $1.98 3,365In Stock	Mfr. Part No. A1213LUA-T Mouser Part No 250-A1213LUA-T	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH Learn More about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	3,365In Stock	$1.98 $1.73 $1.60 $1.45 View $1.38 $1.24 $1.21 $1.17 $1.16	Min.: 1 Mult.: 1
Board Mount Motion & Position Sensors ROTARY ON-AXIS SENSOR, SPI/SENT/PWM, LIN, 5V PROG DUAL DIE A33003LLUBTR-DD Allegro MicroSystems 1: $6.34 3,848In Stock	Mfr. Part No. A33003LLUBTR-DD Mouser Part No 250-A33003LLUBTR-DD	Allegro MicroSystems	Board Mount Motion & Position Sensors ROTARY ON-AXIS SENSOR, SPI/SENT/PWM, LIN, 5V PROG DUAL DIE Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	3,848In Stock	Cut Tape $6.34 $5.71 $5.19 $5.00 View Reel $4.09 $4.83 $4.47 $4.36 $4.10 $4.09 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Power Management Specialised - PMIC MULTI-OUTPUT AUTOMOTIVE REGULATOR A4405KLPTR-T Allegro MicroSystems 1: $4.38 7,840In Stock	Mfr. Part No. A4405KLPTR-T Mouser Part No 250-A4405KLPTR-T	Allegro MicroSystems	Power Management Specialised - PMIC MULTI-OUTPUT AUTOMOTIVE REGULATOR Learn More about Allegro MicroSystems allegro multiple output regulators	Datasheet	7,840In Stock	Cut Tape $4.38 $3.32 $3.05 $2.76 View Reel $2.12 $2.62 $2.61 $2.46 $2.41 $2.12 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
LED Lighting Driver ICs AUTOMOTIVE MULTI-CHANNEL FAULT TOLERANT A8519KLPTR-T Allegro MicroSystems 1: $4.58 7,972In Stock	Mfr. Part No. A8519KLPTR-T Mouser Part No 250-A8519KLPTR-T	Allegro MicroSystems	LED Lighting Driver ICs AUTOMOTIVE MULTI-CHANNEL FAULT TOLERANT Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	7,972In Stock	Cut Tape $4.58 $3.48 $3.20 $2.90 View Reel $2.19 $2.75 $2.59 $2.53 $2.19 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V,ANALOG OUT, SIP-3, AUTO ALS31001LUAATN-5V Allegro MicroSystems 1: $1.91 15,638In Stock	Mfr. Part No. ALS31001LUAATN-5V Mouser Part No 250-ALS31001LUAATN5V	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V,ANALOG OUT, SIP-3, AUTO Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	15,638In Stock	Cut Tape $1.91 $1.65 $1.51 $1.35 View Reel $1.01 $1.27 $1.15 $1.10 $1.05 $1.01 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Board Mount Hall Effect/Magnetic Sensors CHOPPER-STABILIZED HALL EFFECT SWITCH APS12205LUAA Allegro MicroSystems 1: $0.77 12,830In Stock	Mfr. Part No. APS12205LUAA Mouser Part No 250-APS12205LUAA	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors CHOPPER-STABILIZED HALL EFFECT SWITCH Learn More about Allegro MicroSystems allegro aps122x sensor ics	Datasheet	12,830In Stock	$0.77 $0.67 $0.594 $0.566 View $0.54 $0.488 $0.473 $0.435 $0.419	Min.: 1 Mult.: 1
Sensor Interface TRUE ZERO-SPEED DIGITAL SPEED SENSOR ATS682LSHTN-T Allegro MicroSystems 1: $4.13 3,799In Stock	Mfr. Part No. ATS682LSHTN-T Mouser Part No 250-ATS682LSHTN-T	Allegro MicroSystems	Sensor Interface TRUE ZERO-SPEED DIGITAL SPEED SENSOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	3,799In Stock	Cut Tape $4.13 $3.86 $3.64 $3.51 View Reel $3.36 $3.50 $3.49 $3.36 MouseReel Available	Min.: 1 Mult.: 1 : 800
Board Mount Current Sensors For New Designs Use ACS772/3 ACS759LCB-100B-PFF-T Allegro MicroSystems 1: $10.49 635In Stock NRND	Mfr. Part No. ACS759LCB-100B-PFF-T Mouser Part No 250-759LCB100BPFFT NRND	Allegro MicroSystems	Board Mount Current Sensors For New Designs Use ACS772/3 Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	635In Stock	$10.49 $9.23 $8.34 $7.59 View $7.16 $7.03 Quote	Min.: 1 Mult.: 1

Magnetic Speed Sensor ICs

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Magnetic Speed Sensor ICs

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