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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: $6.07 6,818In 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	6,818In Stock	Cut Tape $6.07 $5.46 $4.96 $4.78 View Reel $3.61 $4.61 $4.26 $4.14 $3.96 $3.61 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Motor / Motion / Ignition Controllers & Drivers DMOS FULL BRIDGE PWM MOTOR DRIVER A4950KLJTR-T Allegro MicroSystems 1: $3.31 10,284In 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	10,284In Stock	Cut Tape $3.31 $2.49 $2.28 $2.06 Reel $1.75 View $1.95 $1.92 $1.87 $1.52 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: $1.66 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 $1.66 $1.47 $1.32 $1.26 View Reel $0.871 $1.21 $1.10 $1.06 $1.01 $0.871 $0.871 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Board Mount Current Sensors HIGH ACCURACY GALVANICALLY ISOLATED CURR ACS722LLCTR-10AB-T Allegro MicroSystems 1: $5.40 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 $5.40 $4.84 $4.45 $4.02 View Reel $3.23 $3.84 $3.52 $3.44 $3.35 $3.23 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Hall Effect / Magnetic Sensors CONTINUOUS TIME HALL EFFECT UNIPOLAR SWI A1102LLHLT-T Allegro MicroSystems 1: $1.99 30,121In 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	30,121In Stock	Cut Tape $1.99 $1.77 $1.62 $1.48 View Reel $1.16 $1.38 $1.27 $1.24 $1.19 $1.16 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Motor / Motion / Ignition Controllers & Drivers 8 INCH 3930 A3930KJPTR-T Allegro MicroSystems 1: $7.37 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 $7.37 $5.69 $5.27 $4.81 Reel $4.22 View $4.61 $4.46 $3.91 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Motor / Motion / Ignition Controllers & Drivers 3-PHASE MOSFET CONTROLLER A4915METTR-T Allegro MicroSystems 1: $3.68 6,053In 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	6,053In Stock	Cut Tape $3.68 $3.06 $2.90 $2.71 Reel $2.44 View $2.62 $2.58 $2.53 $2.42 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Board Mount Current Sensors HIGH ACCURACY, 3.3V CURRENT SENSOR ACS724KMATR-30AB-T Allegro MicroSystems 1: $4.34 6,831In 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	6,831In Stock	Cut Tape $4.34 $3.87 $3.61 $3.31 Reel $2.82 View $3.15 $2.91 $2.72 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Hall Effect / Magnetic Sensors CHOPPER STABILIZED PRECISION HALL EFFECT A1126LLHLX-T Allegro MicroSystems 1: $1.18 25,774In 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	25,774In Stock	Cut Tape $1.18 $0.895 $0.829 $0.754 View Reel $0.557 $0.634 $0.571 $0.557 $0.557 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Board Mount Hall Effect / Magnetic Sensors HIGHEST ACCURACY PROGRAMMABLE LINEAR HALL EFFECT SENSOR IC WITH REVERSE BATTER PROTECTION ACS70311LKTATN-2P5B5-C Allegro MicroSystems 1: $6.23 6,448In 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	6,448In Stock	Cut Tape $6.23 $5.25 $4.88 $4.12 View Reel $3.36 $3.83 $3.43 $3.36 $3.36 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: $5.35 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 $5.35 $5.25 $3.77 $3.28 $2.82 Reel $2.77 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Board Mount Current Sensors HIGH PRECISION LINEAR HALL EFFECT ACS72981LLRATR-050B5 Allegro MicroSystems 1: $6.07 6,709In 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	6,709In Stock	Cut Tape $6.07 $5.46 $4.96 $4.78 View Reel $3.95 $4.61 $4.27 $4.14 $3.96 $3.95 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: $1.94 19,465In 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	19,465In Stock	Cut Tape $1.94 $1.30 $1.10 $1.09 $0.945 Reel $0.945 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: $2.80 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 $2.80 $2.48 $2.47 $2.37 View Reel $1.88 $2.27 $2.09 $2.02 $1.90 $1.88 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Motor / Motion / Ignition Controllers & Drivers FULL BRIDGE MOSFET DRIVER A3950SLPTR-T Allegro MicroSystems 1: $4.25 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 $4.25 $3.21 $2.95 $2.67 View Reel $2.30 $2.54 $2.52 $2.37 $2.33 $2.30 MouseReel Available	Min.: 1 Mult.: 1 Max.: 4,000 : 4,000
Motor / Motion / Ignition Controllers & Drivers A4979SLPTR-T A4979GLPTR-T Allegro MicroSystems 1: $3.79 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 $3.79 $3.03 $2.83 $2.67 View Reel $2.40 $2.58 $2.57 $2.53 $2.40 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
Board Mount Hall Effect / Magnetic Sensors 3D LINEAR HALL EFFECT SENSOR IM DFN 2000G ALS31300EEJASR-2000 Allegro MicroSystems 1: $1.73 20,865In Stock	Mfr. Part # ALS31300EEJASR-2000 Mouser Part # 250-31300EEJASR2000	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors 3D LINEAR HALL EFFECT SENSOR IM DFN 2000G Learn More about Allegro MicroSystems allegro als31300 sensors	Datasheet	20,865In Stock	Cut Tape $1.73 $1.54 $1.37 $1.31 View Reel $0.826 $1.24 $1.11 $1.07 $1.04 $0.826 MouseReel Available	Min.: 1 Mult.: 1 : 6,000
Board Mount Current Sensors PROGRAMMABLE THERMALLY ENHANCED CURRENT SENSOR ACS781LLRTR-100U-T Allegro MicroSystems 1: $7.18 11,121In Stock	Mfr. Part # ACS781LLRTR-100U-T Mouser Part # 250-781LLRTR100UT	Allegro MicroSystems	Board Mount Current Sensors PROGRAMMABLE THERMALLY ENHANCED CURRENT SENSOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	11,121In Stock	Cut Tape $7.18 $6.48 $5.90 $5.68 View Reel $4.25 $5.49 $5.09 $5.01 $4.36 $4.25 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Hall Effect / Magnetic Sensors ULTRA SENSITIVE DUEL CHANNEL BIPOLAR SWITCH A1230LK-T Allegro MicroSystems 1: $2.24 14,846In Stock	Mfr. Part # A1230LK-T Mouser Part # 250-A1230LK-T	Allegro MicroSystems	Board Mount Hall Effect / Magnetic Sensors ULTRA SENSITIVE DUEL CHANNEL BIPOLAR SWITCH Learn More about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	14,846In Stock	$2.24 $1.99 $1.79 $1.72 View $1.65 $1.51 $1.45 $1.37 $1.24	Min.: 1 Mult.: 1
Gate Drivers BRUSHED DC GATE DRIVER A4955GESTR-T Allegro MicroSystems 1: $1.71 28,460In Stock	Mfr. Part # A4955GESTR-T Mouser Part # 250-A4955GESTR-T	Allegro MicroSystems	Gate Drivers BRUSHED DC GATE DRIVER Learn More about Allegro MicroSystems allegro a4955 gate drivers	Datasheet	28,460In Stock	Cut Tape $1.71 $1.26 $1.14 $1.02 Reel $0.848 View $0.951 $0.915 $0.871 $0.769 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Motor / Motion / Ignition Controllers & Drivers COMMERCIAL VERSION OF 3930 AMT49413GEVATR Allegro MicroSystems 1: $4.90 21,085In Stock	Mfr. Part # AMT49413GEVATR Mouser Part # 250-AMT49413GEVATR	Allegro MicroSystems	Motor / Motion / Ignition Controllers & Drivers COMMERCIAL VERSION OF 3930 Learn More about Allegro MicroSystems allegro brushless dc drivers	Datasheet	21,085In Stock	Cut Tape $4.90 $3.73 $3.43 $3.11 Reel $2.78 View $2.97 $2.96 $2.69 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000
Board Mount Hall Effect / Magnetic Sensors CHOPPER STABILIZED PRECISION HALL EFFECT A1126LLHLT-T Allegro MicroSystems 1: $1.35 109,793In 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	109,793In Stock	Cut Tape $1.35 $1.19 $1.07 $1.02 View Reel $0.72 $0.971 $0.883 $0.851 $0.805 $0.72 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
Board Mount Hall Effect / Magnetic Sensors GENERAL PURPOSE HALL EFFECT LATCH A1221LLHLX-T Allegro MicroSystems 1: $1.19 24,768In 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	24,768In Stock	Cut Tape $1.19 $1.06 $0.938 $0.896 View Reel $0.608 $0.857 $0.778 $0.748 $0.721 $0.608 $0.608 MouseReel Available	Min.: 1 Mult.: 1 : 10,000
Switching Voltage Regulators CONSTANT ON TIME BUCK SWITCHING REGULATO A4403GEUTR-T Allegro MicroSystems 1: $2.03 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 $2.03 $1.50 $1.37 $1.22 Reel $1.02 View $1.15 $1.11 $1.05 $0.961 MouseReel Available	Min.: 1 Mult.: 1 : 1,500
Motor / Motion / Ignition Controllers & Drivers DUAL FULL BRIDGE PWM MOTOR DRIVER A4970SLBTR-T Allegro MicroSystems 1: $3.87 5,704In 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	5,704In Stock	Cut Tape $3.87 $3.22 $3.04 $2.85 Reel $2.61 View $2.76 $2.73 $2.56 MouseReel Available	Min.: 1 Mult.: 1 : 1,000

Magnetic Speed Sensor ICs

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Magnetic Speed Sensor ICs

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