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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 HIGH PRECISION LINEAR HALL EFFECT ACS72981LLRATR-100U5 Allegro MicroSystems 1: $7.89 6,918In Stock	Mfr. Part # ACS72981LLRATR-100U5 Mouser Part # 250-72981LLRATR100U5	Allegro MicroSystems	Board Mount Current Sensors HIGH PRECISION LINEAR HALL EFFECT Learn More about Allegro MicroSystems allegro current sensors	Datasheet	6,918In Stock	Cut Tape $7.89 $7.10 $6.80 $6.45 View Reel $4.62 $6.21 $5.99 $5.30 $5.10 $4.62 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Hall Effect / Magnetic Sensors HIGHEST ACCURACY PROGRAMMABLE LINEAR HALL EFFECT SENSOR IC WITH REVERSE BATTER PROTECTION ACS70311LKTATN-2P5B5-C Allegro MicroSystems 1: $8.10 9,695In Stock	Mfr. Part # ACS70311LKTATN-2P5B5-C Mouser Part # 250-70311LKTATN2P5B5	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors HIGHEST ACCURACY PROGRAMMABLE LINEAR HALL EFFECT SENSOR IC WITH REVERSE BATTER PROTECTION Learn More about Allegro MicroSystems allegro acs70310 acs70311 sensor ics	Datasheet	9,695In Stock	Cut Tape $8.10 $6.83 $6.34 $5.76 View Reel $4.37 $5.36 $4.98 $4.37 $4.37 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Board Mount Hall Effect / Magnetic Sensors LOW VOLTAGE GENERAL PURPOSE UNIPOLAR SWI A1120ELHLT-T Allegro MicroSystems 1: $1.70 29,952In Stock	Mfr. Part # A1120ELHLT-T Mouser Part # 250-A1120ELHLT-T	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors LOW VOLTAGE GENERAL PURPOSE UNIPOLAR SWI Learn More about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	29,952In Stock	Cut Tape $1.70 $1.51 $1.35 $1.28 View Reel $0.889 $1.23 $1.10 $1.03 $0.97 $0.889 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Hall Effect / Magnetic Sensors 1D LINEAR HALL SENSOR, 5V,ANALOG OUT, SOT23W-3, 9MV/G, AUTO A1309LLHLX-9-T Allegro MicroSystems 1: $2.16 23,662In Stock	Mfr. Part # A1309LLHLX-9-T Mouser Part # 250-A1309LLHLX-9-T	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors 1D LINEAR HALL SENSOR, 5V,ANALOG OUT, SOT23W-3, 9MV/G, AUTO Learn More about Allegro MicroSystems allegro a1308 a1309 hall effect sensor ics	Datasheet	23,662In Stock	Cut Tape $2.16 $1.91 $1.72 $1.64 View Reel $1.11 $1.57 $1.37 $1.31 $1.24 $1.11 $1.11 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Motor / Motion / Ignition Controllers & Drivers 3-PHASE MOSFET CONTROLLER A4915METTR-T Allegro MicroSystems 1: $5.25 9,303In Stock	Mfr. Part # A4915METTR-T Mouser Part # 250-A4915METTR-T	Allegro MicroSystems	Motor / Motion / Ignition Controllers & Drivers 3-PHASE MOSFET CONTROLLER Learn More about Allegro MicroSystems allegro a4915 mosfet drivers	Datasheet	9,303In Stock	Cut Tape $5.25 $4.24 $3.98 $3.68 View Reel $3.25 $3.54 $3.45 $3.33 $3.25 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Board Mount Motion & Position Sensors ROTARY ON & OFF-AXIS ANGLE SENSOR IC W/I2C, SPI, SENT OUT A1335LLETR-T Allegro MicroSystems 1: $5.82 9,766In Stock	Mfr. Part # A1335LLETR-T Mouser Part # 250-A1335LLETR-T	Allegro MicroSystems	Board Mount Motion & Position Sensors ROTARY ON & OFF-AXIS ANGLE SENSOR IC W/I2C, SPI, SENT OUT Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	9,766In Stock	Cut Tape $5.82 $5.20 $4.97 $4.67 View Reel $3.68 $4.47 $4.28 $3.93 $3.82 $3.68 $3.68 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Motor / Motion / Ignition Controllers & Drivers DMOS FULL BRIDGE PWM MOTOR DRIVER A4950KLJTR-T Allegro MicroSystems 1: $4.30 10,288In Stock	Mfr. Part # A4950KLJTR-T Mouser Part # 250-A4950KLJTR-T	Allegro MicroSystems	Motor / Motion / Ignition Controllers & Drivers DMOS FULL BRIDGE PWM MOTOR DRIVER Learn More about Allegro MicroSystems allegro a4950 pwm motor controllers	Datasheet	10,288In Stock	Cut Tape $4.30 $3.24 $2.96 $2.68 Reel $2.28 View $2.54 $2.50 $2.43 $2.00 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Current Sensors HIGH ACCURACY, 3.3V CURRENT SENSOR ACS724KMATR-30AB-T Allegro MicroSystems 1: $4.93 6,866In Stock	Mfr. Part # ACS724KMATR-30AB-T Mouser Part # 250-724KMATR30ABT	Allegro MicroSystems	Board Mount Current Sensors HIGH ACCURACY, 3.3V CURRENT SENSOR Learn More about Allegro MicroSystems allegro acs724 acs725 current sensors	Datasheet	6,866In Stock	Cut Tape $4.93 $4.52 $4.36 $4.16 Reel $3.51 View $4.04 $3.87 $3.63 $3.42 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Current Sensors THERMALLY ENHANCED, FULLY INTEGRATED, HA ACS770KCB-150B-PFF-T Allegro MicroSystems 1: $12.44 9,393In Stock	Mfr. Part # ACS770KCB-150B-PFF-T Mouser Part # 250-770KCB150BPFFT	Allegro MicroSystems	Board Mount Current Sensors THERMALLY ENHANCED, FULLY INTEGRATED, HA Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	9,393In Stock	$12.44 $11.13 $10.63 $9.98 View $9.57 $9.23 $8.67 $8.45	Min.: 1 Mult.: 1
Board Mount Hall Effect / Magnetic Sensors CONTINUOUS TIME HALL EFFECT UNIPOLAR SWI A1102LLHLT-T Allegro MicroSystems 1: $2.59 30,629In Stock	Mfr. Part # A1102LLHLT-T Mouser Part # 250-A1102LLHLT-T	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors CONTINUOUS TIME HALL EFFECT UNIPOLAR SWI Learn More about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	30,629In Stock	Cut Tape $2.59 $2.30 $2.11 $1.92 View Reel $1.44 $1.81 $1.61 $1.56 $1.50 $1.44 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Current Sensors HIGH ACCURACY GALVANICALLY ISOLATED CURRENT SENSOR ACS722KMATR-10AB-T Allegro MicroSystems 1: $8.70 4,485In Stock	Mfr. Part # ACS722KMATR-10AB-T Mouser Part # 250-722KMATR10ABT	Allegro MicroSystems	Board Mount Current Sensors HIGH ACCURACY GALVANICALLY ISOLATED CURRENT SENSOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	4,485In Stock	Cut Tape $8.70 $7.83 $7.51 $7.12 Reel $5.64 View $6.86 $6.62 $5.82 $5.01 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Hall Effect / Magnetic Sensors CHOPPER STABILIZED PRECISION HALL EFFECT A1126LLHLX-T Allegro MicroSystems 1: $1.53 28,593In Stock	Mfr. Part # A1126LLHLX-T Mouser Part # 250-A1126LLHLX-T	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors CHOPPER STABILIZED PRECISION HALL EFFECT Learn More about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	28,593In Stock	Cut Tape $1.53 $1.35 $1.20 $0.867 View Reel $0.724 $0.82 $0.727 $0.724 $0.724 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Board Mount Current Sensors HIGH ACCURACY 3.3V SOIC8 CURRENT SENSOR ACS724LLCTR-05AU-T Allegro MicroSystems 1: $5.55 6,293In Stock 17,940On Order	Mfr. Part # ACS724LLCTR-05AU-T Mouser Part # 250-724LLCTR05AUT	Allegro MicroSystems	Board Mount Current Sensors HIGH ACCURACY 3.3V SOIC8 CURRENT SENSOR Learn More about Allegro MicroSystems allegro acs724 acs725 current sensors	Datasheet	6,293In Stock 17,940On Order On Order Ship Dates Mfr. #: ACS724LLCTR-05AU-T Stock: 6,293 Can Ship Immediately On Order: 8,940 Expected 11/2/2026 9,000 Expected 5/6/2027 Factory Lead-Time: 36 Weeks	Cut Tape $5.55 $4.98 $4.76 $4.51 View Reel $3.54 $4.33 $4.17 $3.81 $3.69 $3.54 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,000 : 3,000
Board Mount Current Sensors HIGH PRECISION LINEAR HALL EFFECT ACS72981LLRATR-050B5 Allegro MicroSystems 1: $7.89 6,715In Stock	Mfr. Part # ACS72981LLRATR-050B5 Mouser Part # 250-72981LLRATR050B5	Allegro MicroSystems	Board Mount Current Sensors HIGH PRECISION LINEAR HALL EFFECT Learn More about Allegro MicroSystems allegro current sensors	Datasheet	6,715In Stock	Cut Tape $7.89 $7.10 $6.80 $6.45 View Reel $4.99 $6.21 $5.98 $5.30 $5.10 $4.99 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Hall Effect / Magnetic Sensors CONTINUOUS TIME HALL EFFECT UNIPOLAR SWITCH A1103LLHLX-T Allegro MicroSystems 1: $2.52 19,992In Stock	Mfr. Part # A1103LLHLX-T Mouser Part # 250-A1103LLHLX-T	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors CONTINUOUS TIME HALL EFFECT UNIPOLAR SWITCH Learn More about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	19,992In Stock	Cut Tape $2.52 $1.69 $1.43 $1.42 View Reel $1.23 $1.40 $1.23 $1.23 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Board Mount Motion & Position Sensors PROGRAMMABLE ROTARY ANGLE SENSOR W/ANALOG AND PWM OUTPUT A1330LLETR-T Allegro MicroSystems 1: $3.98 21,926In Stock	Mfr. Part # A1330LLETR-T Mouser Part # 250-A1330LLETR-T	Allegro MicroSystems	Board Mount Motion & Position Sensors PROGRAMMABLE ROTARY ANGLE SENSOR W/ANALOG AND PWM OUTPUT Learn More about Allegro MicroSystems allegro 2d angle position sensor ics	Datasheet	21,926In Stock	Cut Tape $3.98 $3.56 $3.21 $2.93 View Reel $2.35 $2.74 $2.46 $2.35 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Motor / Motion / Ignition Controllers & Drivers A4979SLPTR-T A4979GLPTR-T Allegro MicroSystems 1: $5.19 16,784In Stock	Mfr. Part # A4979GLPTR-T Mouser Part # 250-A4979GLPTR-T	Allegro MicroSystems	Motor / Motion / Ignition Controllers & Drivers A4979SLPTR-T Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	16,784In Stock	Cut Tape $5.19 $4.08 $3.80 $3.54 View Reel $3.15 $3.41 $3.38 $3.29 $3.26 $3.15 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Board Mount Current Sensors For New Designs Use ACS725KMA or ACS37002 ACS717KMATR-10B-T Allegro MicroSystems 1: $8.70 5,382In Stock	Mfr. Part # ACS717KMATR-10B-T Mouser Part # 250-717KMATR10BT	Allegro MicroSystems	Board Mount Current Sensors For New Designs Use ACS725KMA or ACS37002 Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	5,382In Stock	Cut Tape $8.70 $7.84 $7.51 $7.14 Reel $5.64 View $6.88 $6.62 $5.82 $5.30 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Current Sensors For New Designs Use ACS772/3 ACS758ECB-200B-PFF-T Allegro MicroSystems 1: $13.95 18,444In Stock	Mfr. Part # ACS758ECB-200B-PFF-T Mouser Part # 250-758ECB200BPFFT	Allegro MicroSystems	Board Mount Current Sensors For New Designs Use ACS772/3 Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	18,444In Stock	$13.95 $12.62 $11.58 $10.78 View $10.17 $9.80 $9.79 $9.07 $8.45	Min.: 1 Mult.: 1
Board Mount Current Sensors For New Designs Use ACS772/3 ACS758LCB-100U-PFF-T Allegro MicroSystems 1: $13.60 20,971In Stock	Mfr. Part # ACS758LCB-100U-PFF-T Mouser Part # 250-758LCB100UPFFT	Allegro MicroSystems	Board Mount Current Sensors For New Designs Use ACS772/3 Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	20,971In Stock	$13.60 $12.10 $11.38 $10.62 View $10.11 $9.66 $9.65 $9.04 $8.85	Min.: 1 Mult.: 1
Board Mount Hall Effect / Magnetic Sensors CHOPPER STABILIZED PRECISION HALL EFFECT A1126LLHLT-T Allegro MicroSystems 1: $1.76 109,875In Stock	Mfr. Part # A1126LLHLT-T Mouser Part # 250-A1126LLHLT-T	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors CHOPPER STABILIZED PRECISION HALL EFFECT Learn More about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	109,875In Stock	Cut Tape $1.76 $1.55 $1.39 $1.33 View Reel $0.913 $1.26 $1.13 $1.06 $0.935 $0.913 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Hall Effect / Magnetic Sensors GENERAL PURPOSE HALL EFFECT LATCH A1221LLHLX-T Allegro MicroSystems 1: $1.55 25,673In Stock	Mfr. Part # A1221LLHLX-T Mouser Part # 250-A1221LLHLX-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	25,673In Stock	Cut Tape $1.55 $1.38 $1.22 $1.16 View Reel $0.746 $1.11 $0.983 $0.918 $0.868 $0.746 $0.746 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Switching Voltage Regulators CONSTANT ON TIME BUCK SWITCHING REGULATO A4403GEUTR-T Allegro MicroSystems 1: $2.63 30,302In Stock	Mfr. Part # A4403GEUTR-T Mouser Part # 250-A4403GEUTR-T	Allegro MicroSystems	Switching Voltage Regulators CONSTANT ON TIME BUCK SWITCHING REGULATO Learn More about Allegro MicroSystems allegro single output regulators	Datasheet	30,302In Stock	Cut Tape $2.63 $1.95 $1.77 $1.57 Reel $1.33 View $1.48 $1.43 $1.37 $1.25 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Motor / Motion / Ignition Controllers & Drivers DUAL FULL BRIDGE PWM MOTOR DRIVER A4970SLBTR-T Allegro MicroSystems 1: $5.47 7,124In Stock	Mfr. Part # A4970SLBTR-T Mouser Part # 250-A4970SLBTR-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	7,124In Stock	Cut Tape $5.47 $4.42 $4.13 $3.84 Reel $3.47 View $3.69 $3.65 $3.41 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Current Sensors HIGH ACCURACY GALVANICALLY ISOLATED CS ACS723LLCTR-20AU-T Allegro MicroSystems 1: $7.11 5,797In Stock	Mfr. Part # ACS723LLCTR-20AU-T Mouser Part # 250-723LLCTR20AUT	Allegro MicroSystems	Board Mount Current Sensors HIGH ACCURACY GALVANICALLY ISOLATED CS Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	5,797In Stock	Cut Tape $7.11 $6.42 $6.15 $5.84 View Reel $4.47 $5.58 $5.30 $4.86 $4.73 $4.47 MouseReel Available	Min.: 1 Mult.: 1 : 3,000

Magnetic Speed Sensor ICs

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Magnetic Speed Sensor ICs

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