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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 (PEN) Filter the results in the table by unit price based on your quantity.	Qty.
Board Mount Hall Effect / Magnetic Sensors HIGHEST ACCURACY PROGRAMMABLE LINEAR HALL EFFECT SENSOR IC WITH REVERSE BATTER PROTECTION ACS70311LKTATN-2P5B5-C Allegro MicroSystems 1: S/ 24.25 6,453In 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	6,453In Stock	Cut Tape S/ 24.25 S/ 20.44 S/ 19.00 S/ 17.24 View Reel S/ 13.08 S/ 16.04 S/ 14.91 S/ 13.08 S/ 13.08 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Board Mount Current Sensors HIGH ACCURACY, 3.3V CURRENT SENSOR ACS724KMATR-30AB-T Allegro MicroSystems 1: S/ 13.97 6,836In 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	6,836In Stock	Cut Tape S/ 13.97 S/ 13.04 S/ 12.57 S/ 12.11 Reel S/ 10.43 View S/ 11.79 S/ 11.37 S/ 10.74 S/ 10.16 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Current Sensors HIGH PRECISION LINEAR HALL EFFECT ACS72981LLRATR-100U5 Allegro MicroSystems 1: S/ 23.63 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 S/ 23.63 S/ 21.25 S/ 20.36 S/ 19.31 View Reel S/ 13.82 S/ 18.61 S/ 17.94 S/ 15.88 S/ 15.26 S/ 13.82 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Motor / Motion / Ignition Controllers & Drivers 8 INCH 3930 A3930KJPTR-T Allegro MicroSystems 1: S/ 28.69 3,702In Stock	Mfr. Part # A3930KJPTR-T Mouser Part # 250-A3930KJPTR-T	Allegro MicroSystems	Motor / Motion / Ignition Controllers & Drivers 8 INCH 3930 Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	3,702In Stock	Cut Tape S/ 28.69 S/ 22.15 S/ 20.51 S/ 18.72 View Reel S/ 16.27 S/ 17.71 S/ 16.70 S/ 16.27 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Motor / Motion / Ignition Controllers & Drivers 3-PHASE MOSFET CONTROLLER A4915METTR-T Allegro MicroSystems 1: S/ 15.73 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 S/ 15.73 S/ 12.69 S/ 11.91 S/ 11.02 View Reel S/ 9.73 S/ 10.59 S/ 10.32 S/ 9.96 S/ 9.73 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: S/ 17.44 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 S/ 17.44 S/ 15.57 S/ 14.87 S/ 13.97 View Reel S/ 11.02 S/ 13.39 S/ 12.81 S/ 11.76 S/ 11.44 S/ 11.02 S/ 11.02 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Motor / Motion / Ignition Controllers & Drivers DMOS FULL BRIDGE PWM MOTOR DRIVER A4950KLJTR-T Allegro MicroSystems 1: S/ 12.88 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 S/ 12.88 S/ 9.69 S/ 8.87 S/ 8.02 Reel S/ 6.81 View S/ 7.59 S/ 7.47 S/ 7.28 S/ 5.92 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: S/ 6.46 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 S/ 6.46 S/ 5.72 S/ 5.14 S/ 4.90 View Reel S/ 3.31 S/ 4.71 S/ 4.09 S/ 3.93 S/ 3.71 S/ 3.31 S/ 3.31 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Board Mount Current Sensors HIGH ACCURACY GALVANICALLY ISOLATED CURR ACS722LLCTR-10AB-T Allegro MicroSystems 1: S/ 21.41 7,658In Stock	Mfr. Part # ACS722LLCTR-10AB-T Mouser Part # 250-722LLCTR10ABT	Allegro MicroSystems	Board Mount Current Sensors HIGH ACCURACY GALVANICALLY ISOLATED CURR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	7,658In Stock	Cut Tape S/ 21.41 S/ 19.27 S/ 18.45 S/ 17.48 View Reel S/ 13.39 S/ 16.82 S/ 16.23 S/ 14.56 S/ 14.01 S/ 13.39 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Current Sensors THERMALLY ENHANCED, FULLY INTEGRATED, HA ACS770KCB-150B-PFF-T Allegro MicroSystems 1: S/ 37.25 9,373In 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	9,373In Stock	S/ 37.25 S/ 33.32 S/ 31.84 S/ 29.89 View S/ 28.65 S/ 27.64 S/ 25.96 S/ 25.30	Min.: 1 Mult.: 1
Board Mount Hall Effect / Magnetic Sensors CONTINUOUS TIME HALL EFFECT UNIPOLAR SWI A1102LLHLT-T Allegro MicroSystems 1: S/ 7.75 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 S/ 7.75 S/ 6.89 S/ 6.31 S/ 5.76 View Reel S/ 4.32 S/ 5.41 S/ 4.83 S/ 4.67 S/ 4.48 S/ 4.32 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Current Sensors HIGH ACCURACY GALVANICALLY ISOLATED CURRENT SENSOR ACS722KMATR-10AB-T Allegro MicroSystems 1: S/ 26.04 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 S/ 26.04 S/ 23.43 S/ 22.50 S/ 21.33 Reel S/ 16.89 View S/ 20.55 S/ 19.81 S/ 17.44 S/ 14.99 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Hall Effect / Magnetic Sensors CHOPPER STABILIZED PRECISION HALL EFFECT A1126LLHLX-T Allegro MicroSystems 1: S/ 4.59 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 S/ 4.59 S/ 4.05 S/ 3.60 S/ 2.60 View Reel S/ 2.17 S/ 2.46 S/ 2.18 S/ 2.17 S/ 2.17 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Board Mount Current Sensors HIGH ACCURACY, 3.3V CURRENT SENSOR ACS724KMATR-65AB-T Allegro MicroSystems 1: S/ 17.75 6,191In Stock	Mfr. Part # ACS724KMATR-65AB-T Mouser Part # 250-724KMATR65ABT	Allegro MicroSystems	Board Mount Current Sensors HIGH ACCURACY, 3.3V CURRENT SENSOR Learn More about Allegro MicroSystems allegro acs724 acs725 current sensors	Datasheet	6,191In Stock	Cut Tape S/ 17.75 S/ 15.92 S/ 15.26 S/ 14.44 Reel S/ 11.56 View S/ 13.86 S/ 13.35 S/ 11.99 S/ 10.67 MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Current Sensors For New Designs Use ACS772/3 ACS758ECB-200B-PSS-T Allegro MicroSystems 1: S/ 40.83 4,792In Stock	Mfr. Part # ACS758ECB-200B-PSS-T Mouser Part # 250-758ECB200BPSST	Allegro MicroSystems	Board Mount Current Sensors For New Designs Use ACS772/3 Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	4,792In Stock	S/ 40.83 S/ 36.98 S/ 35.54 S/ 33.32 View S/ 32.15 S/ 31.06 S/ 27.75 S/ 25.73	Min.: 1 Mult.: 1
Board Mount Hall Effect / Magnetic Sensors MICROPOWER HALL EFFECT SW A3211ELHLT-T Allegro MicroSystems 1: S/ 4.20 33,795In Stock 6,000Expected 11/12/2026	Mfr. Part # A3211ELHLT-T Mouser Part # 250-A3211ELHLT-T	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors MICROPOWER HALL EFFECT SW Learn More about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	33,795In Stock 6,000Expected 11/12/2026	Cut Tape S/ 4.20 S/ 3.69 S/ 3.28 S/ 3.13 View Reel S/ 2.34 S/ 2.99 S/ 2.68 S/ 2.57 S/ 2.42 S/ 2.34 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Motor / Motion / Ignition Controllers & Drivers 8 INCH 3938 A3938SLDTR-T Allegro MicroSystems 1: S/ 34.92 28,266In Stock	Mfr. Part # A3938SLDTR-T Mouser Part # 250-A3938SLDTR-T	Allegro MicroSystems	Motor / Motion / Ignition Controllers & Drivers 8 INCH 3938 Learn More about Allegro MicroSystems allegro brushless dc drivers	Datasheet	28,266In Stock	Cut Tape S/ 34.92 S/ 27.05 S/ 25.11 S/ 22.93 View Reel S/ 19.97 S/ 22.07 S/ 21.76 S/ 21.49 S/ 20.98 S/ 19.97 MouseReel Available	Min.: 1 Mult.: 1 Max.: 12,000 : 4,000
Motor / Motion / Ignition Controllers & Drivers MICROSTEP MOTOR DRIVER WITH TRANSLATOR AND OCP A5976GLPTR-T Allegro MicroSystems 1: S/ 13.58 8,223In Stock	Mfr. Part # A5976GLPTR-T Mouser Part # 250-A5976GLPTR-T	Allegro MicroSystems	Motor / Motion / Ignition Controllers & Drivers MICROSTEP MOTOR DRIVER WITH TRANSLATOR AND OCP Learn More about Allegro MicroSystems allegro stepper motor drivers	Datasheet	8,223In Stock	Cut Tape S/ 13.58 S/ 10.24 S/ 9.38 S/ 8.49 View Reel S/ 6.70 S/ 8.02 S/ 7.94 S/ 7.51 S/ 7.32 S/ 6.70 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Motor / Motion / Ignition Controllers & Drivers 40V 2A MICROSTEPPING MOTOR DRIVER IC A5984GLPTR-T Allegro MicroSystems 1: S/ 9.30 138,120In Stock	Mfr. Part # A5984GLPTR-T Mouser Part # 250-A5984GLPTR-T	Allegro MicroSystems	Motor / Motion / Ignition Controllers & Drivers 40V 2A MICROSTEPPING MOTOR DRIVER IC Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	138,120In Stock	Cut Tape S/ 9.30 S/ 7.32 S/ 6.81 S/ 6.27 View Reel S/ 5.49 S/ 5.99 S/ 5.92 S/ 5.80 S/ 5.72 S/ 5.49 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Board Mount Hall Effect / Magnetic Sensors LOW NOISE VERY HIGH PRECISION PROGRAMMABLE IC ACS70310LKTATN-001B5-C Allegro MicroSystems 1: S/ 20.82 6,929In Stock	Mfr. Part # ACS70310LKTATN-001B5-C Mouser Part # 250-70310LKTATN1B5C	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors LOW NOISE VERY HIGH PRECISION PROGRAMMABLE IC Learn More about Allegro MicroSystems allegro acs70310 acs70311 sensor ics	Datasheet	6,929In Stock	Cut Tape S/ 20.82 S/ 20.44 S/ 15.92 S/ 14.67 View Reel S/ 10.39 S/ 14.64 S/ 12.77 S/ 12.73 S/ 12.38 S/ 10.39 S/ 10.39 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Board Mount Current Sensors HIGH ACCURACY 3.3V SOIC8 CURRENT SENSOR ACS724LLCTR-05AU-T Allegro MicroSystems 1: S/ 21.21 14,952In Stock 9,000Expected 5/6/2027	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	14,952In Stock 9,000Expected 5/6/2027	Cut Tape S/ 21.21 S/ 17.91 S/ 16.62 S/ 15.10 View Reel S/ 10.24 S/ 14.01 S/ 13.04 S/ 11.09 S/ 10.74 S/ 10.24 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: S/ 23.63 6,712In 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	6,712In Stock	Cut Tape S/ 23.63 S/ 21.25 S/ 20.36 S/ 19.31 View Reel S/ 14.95 S/ 18.61 S/ 17.91 S/ 15.88 S/ 15.26 S/ 14.95 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: S/ 7.55 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 S/ 7.55 S/ 5.06 S/ 4.28 S/ 4.24 View Reel S/ 3.68 S/ 4.20 S/ 3.68 S/ 3.68 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: S/ 11.91 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 S/ 11.91 S/ 10.67 S/ 9.61 S/ 8.76 View Reel S/ 7.05 S/ 8.21 S/ 7.36 S/ 7.05 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Motor / Motion / Ignition Controllers & Drivers FULL BRIDGE MOSFET DRIVER A3950SLPTR-T Allegro MicroSystems 1: S/ 16.50 11,600In Stock	Mfr. Part # A3950SLPTR-T Mouser Part # 250-A3950SLPTR-T	Allegro MicroSystems	Motor / Motion / Ignition Controllers & Drivers FULL BRIDGE MOSFET DRIVER Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	11,600In Stock	Cut Tape S/ 16.50 S/ 12.42 S/ 11.41 S/ 10.32 View Reel S/ 8.91 S/ 9.77 S/ 9.69 S/ 9.11 S/ 8.91 S/ 8.91 MouseReel Available	Min.: 1 Mult.: 1 Max.: 4,000 : 4,000

Magnetic Speed Sensor ICs

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Magnetic Speed Sensor ICs

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