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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 (IDR) Filter the results in the table by unit price based on your quantity.	Qty.
Board Mount Current Sensors THERMALLY ENHANCED, FULLY INTEGRATED, HA ACS770LCB-100U-PFF-T Allegro MicroSystems 1: Rp199.421 8.234In Stock	Mfr. Part No. ACS770LCB-100U-PFF-T Mouser Part No 250-770LCB100UPFFT	Allegro MicroSystems	Board Mount Current Sensors THERMALLY ENHANCED, FULLY INTEGRATED, HA Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	8.234In Stock	Rp199.421 Rp180.708 Rp173.737 Rp162.729 View Rp157.225 Rp146.401 Rp143.466 Rp130.624 Rp127.505	Min.: 1 Mult.: 1
Board Mount Current Sensors 250 KHZ CURRENT SENSOR IC ACS772LCB-050B-PFF-T Allegro MicroSystems 1: Rp193.367 5.246In Stock	Mfr. Part No. ACS772LCB-050B-PFF-T Mouser Part No 250-772LCB050BPFFT	Allegro MicroSystems	Board Mount Current Sensors 250 KHZ CURRENT SENSOR IC Learn More about Allegro MicroSystems allegro acs772 sensor ics	Datasheet	5.246In Stock	Rp193.367 Rp187.496 Rp174.287 Rp163.096 View Rp157.409 Rp142.915 Rp138.879 Rp136.678	Min.: 1 Mult.: 1
Board Mount Current Sensors 250 KHZ CURRENT SENSOR IC ACS772LCB-100U-PFF-T Allegro MicroSystems 1: Rp192.266 3.199In Stock 3.264Expected 17/12/2026	Mfr. Part No. ACS772LCB-100U-PFF-T Mouser Part No 250-772LCB100UPFFT	Allegro MicroSystems	Board Mount Current Sensors 250 KHZ CURRENT SENSOR IC Learn More about Allegro MicroSystems allegro acs772 sensor ics	Datasheet	3.199In Stock 3.264Expected 17/12/2026	Rp192.266 Rp174.287 Rp167.499 Rp158.143 View Rp147.135 Rp139.246 Rp136.678 Rp121.817 Rp119.249	Min.: 1 Mult.: 1
Board Mount Current Sensors PROGRAMMABLE THERMALLY ENHANCED CURRENT SENSOR ACS780LLRTR-050U-T Allegro MicroSystems 1: Rp131.724 5.498In Stock	Mfr. Part No. ACS780LLRTR-050U-T Mouser Part No 250-780LLRTR050UT	Allegro MicroSystems	Board Mount Current Sensors PROGRAMMABLE THERMALLY ENHANCED CURRENT SENSOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	5.498In Stock	Cut Tape Rp131.724 Rp118.882 Rp113.929 Rp108.241 View Reel Rp88.428 Rp104.205 Rp100.720 Rp90.996 Rp88.428 Rp88.428 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
Board Mount Current Sensors PROGRAMMABLE THERMALLY ENHANCED CURRENT SENSOR ACS780LLRTR-100B-T Allegro MicroSystems 1: Rp131.724 30.070In Stock	Mfr. Part No. ACS780LLRTR-100B-T Mouser Part No 250-780LLRTR100BT	Allegro MicroSystems	Board Mount Current Sensors PROGRAMMABLE THERMALLY ENHANCED CURRENT SENSOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	30.070In Stock	Cut Tape Rp131.724 Rp118.882 Rp113.929 Rp108.241 View Reel Rp84.575 Rp104.205 Rp100.720 Rp90.996 Rp88.795 Rp84.575 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
Board Mount Current Sensors PROGRAMMABLE THERMALLY ENHANCED CURRENT SENSOR ACS780LLRTR-100U-T Allegro MicroSystems 1: Rp131.724 8.254In Stock	Mfr. Part No. ACS780LLRTR-100U-T Mouser Part No 250-780LLRTR100UT	Allegro MicroSystems	Board Mount Current Sensors PROGRAMMABLE THERMALLY ENHANCED CURRENT SENSOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	8.254In Stock	Cut Tape Rp131.724 Rp118.882 Rp113.929 Rp108.241 View Reel Rp84.575 Rp104.205 Rp100.720 Rp90.996 Rp88.795 Rp84.575 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL-EFFECT UNIPOLAR SWI A1102EUA-T Allegro MicroSystems 1: Rp32.472 18.223In Stock	Mfr. Part No. A1102EUA-T Mouser Part No 250-A1102EUA-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	18.223In Stock	Rp32.472 Rp28.803 Rp25.868 Rp24.767 View Rp23.666 Rp21.098 Rp20.731 Rp19.263 Rp18.346	Min.: 1 Mult.: 1
Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V,ANALOG OUT, SIP-3, 2.5MV/G, AUTO A1308KUA-2-T Allegro MicroSystems 1: Rp29.721 23.985In Stock 16.000Expected 04/10/2027	Mfr. Part No. A1308KUA-2-T Mouser Part No 250-A1308KUA-2-T	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V,ANALOG OUT, SIP-3, 2.5MV/G, AUTO Learn More about Allegro MicroSystems allegro a1308 a1309 hall effect sensor ics	Datasheet	23.985In Stock 16.000Expected 04/10/2027	Rp29.721 Rp26.418 Rp23.666 Rp22.566 View Rp21.648 Rp19.263 Rp18.896 Rp17.337 Rp16.787	Min.: 1 Mult.: 1
Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 3.3V,ANALOG OUT, 1MV/G, SOT23-3, AUTO A1315LLHLX-1-T Allegro MicroSystems 1: Rp31.922 28.965In Stock	Mfr. Part No. A1315LLHLX-1-T Mouser Part No 250-A1315LLHLX-1-T	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 3.3V,ANALOG OUT, 1MV/G, SOT23-3, AUTO Learn More about Allegro MicroSystems allegro 1d factory programmed sensor ics	Datasheet	28.965In Stock	Cut Tape Rp31.922 Rp27.152 Rp24.951 Rp21.098 View Reel Rp14.035 Rp19.630 Rp16.585 Rp15.411 Rp14.603 Rp14.035 Rp14.035 MouseReel Available	Min.: 1 Mult.: 1 : 10.000
Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V, ANALOG OUT, SOT23W-3, 5MV/G, AUTO A1324LLHLX-T Allegro MicroSystems 1: Rp31.555 23.306In Stock 60.000Expected 08/02/2027	Mfr. Part No. A1324LLHLX-T Mouser Part No 250-A1324LLHLX-T	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V, ANALOG OUT, SOT23W-3, 5MV/G, AUTO Learn More about Allegro MicroSystems allegro 1d factory programmed sensor ics	Datasheet	23.306In Stock 60.000Expected 08/02/2027	Cut Tape Rp31.555 Rp28.069 Rp25.134 Rp24.033 View Reel Rp18.089 Rp22.933 Rp20.548 Rp19.630 Rp19.080 Rp18.089 Rp18.089 MouseReel Available	Min.: 1 Mult.: 1 : 10.000
Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V, ANALOG OUT, SIP-3, 2MV/G, AUTO A1326LUA-T Allegro MicroSystems 1: Rp34.857 19.544In Stock 72.000On Order	Mfr. Part No. A1326LUA-T Mouser Part No 250-A1326LUA-T	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors 1D LINEAR HALL SENSOR, 5V, ANALOG OUT, SIP-3, 2MV/G, AUTO Learn More about Allegro MicroSystems allegro 1d factory programmed sensor ics	Datasheet	19.544In Stock 72.000On Order On Order Ship Dates Mfr. No: A1326LUA-T Stock: 19.544 Can Dispatch Immediately On Order: 48.000 Expected 11/02/2027 24.000 Expected 26/07/2027 Factory Lead Time: 24 Weeks	Rp34.857 Rp30.821 Rp27.702 Rp26.602 View Rp25.501 Rp22.749 Rp22.015 Rp20.548 Rp19.814	Min.: 1 Mult.: 1
Board Mount Hall Effect/Magnetic Sensors LOW NOISE, HIGH PRECISION, PROGRAMMABLE A1366LKTTN-2-T Allegro MicroSystems 1: Rp75.219 6.905In Stock	Mfr. Part No. A1366LKTTN-2-T Mouser Part No 250-A1366LKTTN-2-T	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors LOW NOISE, HIGH PRECISION, PROGRAMMABLE Learn More about Allegro MicroSystems allegro 0a 1000a field sensor ics	Datasheet	6.905In Stock	Cut Tape Rp75.219 Rp67.513 Rp64.578 Rp61.092 View Reel Rp48.433 Rp58.707 Rp56.506 Rp53.020 Rp51.369 Rp48.433 Rp48.433 MouseReel Available	Min.: 1 Mult.: 1 : 4.000
Board Mount Hall Effect/Magnetic Sensors MICROPOWER HALL EFFECT SW A3211ELHLT-T Allegro MicroSystems 1: Rp19.814 34.405In Stock 6.000Expected 12/11/2026	Mfr. Part No. A3211ELHLT-T Mouser Part No 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	34.405In Stock 6.000Expected 12/11/2026	Cut Tape Rp19.814 Rp17.392 Rp15.466 Rp14.769 View Reel Rp11.008 Rp14.108 Rp12.640 Rp12.090 Rp11.411 Rp11.008 MouseReel Available	Min.: 1 Mult.: 1 : 3.000
Board Mount Hall Effect/Magnetic Sensors OMNIPOLAR MICROPOWER SWITCH A3213ELHLX-T Allegro MicroSystems 1: Rp18.346 30.088In Stock	Mfr. Part No. A3213ELHLX-T Mouser Part No 250-A3213ELHLX-T	Allegro MicroSystems	Board Mount Hall Effect/Magnetic Sensors OMNIPOLAR MICROPOWER SWITCH Learn More about Allegro MicroSystems allegro magnetic switch latch ics	Datasheet	30.088In Stock	Cut Tape Rp18.346 Rp16.144 Rp14.347 Rp13.686 View Reel Rp9.723 Rp13.081 Rp11.613 Rp11.154 Rp10.806 Rp9.723 Rp9.723 MouseReel Available	Min.: 1 Mult.: 1 : 10.000
Motor/Motion/Ignition Controllers & Drivers COPPER WIRE UMC STEPPER A3901SEJTR-T Allegro MicroSystems 1: Rp25.317 35.269In Stock	Mfr. Part No. A3901SEJTR-T Mouser Part No 250-A3901SEJTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers COPPER WIRE UMC STEPPER Learn More about Allegro MicroSystems allegro stepper motor drivers	Datasheet	35.269In Stock	Cut Tape Rp25.317 Rp18.529 Rp16.695 Rp14.805 Reel Rp11.943 View Rp13.888 Rp13.338 Rp12.255 Rp11.741 MouseReel Available	Min.: 1 Mult.: 1 : 1.500
Motor/Motion/Ignition Controllers & Drivers 8 INCH 3938 A3938SLDTR-T Allegro MicroSystems 1: Rp164.564 26.816In Stock	Mfr. Part No. A3938SLDTR-T Mouser Part No 250-A3938SLDTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers 8 INCH 3938 Learn More about Allegro MicroSystems allegro brushless dc drivers	Datasheet	26.816In Stock	Cut Tape Rp164.564 Rp127.505 Rp118.332 Rp108.058 View Reel Rp93.014 Rp103.838 Rp102.371 Rp101.086 Rp98.701 Rp93.014 MouseReel Available	Min.: 1 Mult.: 1 Max.: 12.000 : 4.000
Motor/Motion/Ignition Controllers & Drivers 8 INCH 3941 A3941KLPTR-T Allegro MicroSystems 1: Rp86.593 7.194In Stock 12.000Expected 28/01/2027	Mfr. Part No. A3941KLPTR-T Mouser Part No 250-A3941KLPTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers 8 INCH 3941 Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	7.194In Stock 12.000Expected 28/01/2027	Cut Tape Rp86.593 Rp65.862 Rp60.725 Rp55.038 View Reel Rp46.966 Rp52.286 Rp50.452 Rp49.901 Rp46.966 MouseReel Available	Min.: 1 Mult.: 1 : 4.000
Motor/Motion/Ignition Controllers & Drivers FULL BRIDGE MOSFET DRIVER A3950SEUTR-T Allegro MicroSystems 1: Rp67.330 12.717In Stock	Mfr. Part No. A3950SEUTR-T Mouser Part No 250-A3950SEUTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers FULL BRIDGE MOSFET DRIVER Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	12.717In Stock	Cut Tape Rp67.330 Rp50.268 Rp46.048 Rp41.462 Reel Rp35.591 View Rp39.260 Rp38.894 Rp36.325 Rp35.224 MouseReel Available	Min.: 1 Mult.: 1 : 1.500
Motor/Motion/Ignition Controllers & Drivers DUAL DMOS FULL BRIDGE MICROSTEP W/TRANSLATOR A3979SLPTR-T Allegro MicroSystems 1: Rp146.585 23.788In Stock	Mfr. Part No. A3979SLPTR-T Mouser Part No 250-A3979SLPTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers DUAL DMOS FULL BRIDGE MICROSTEP W/TRANSLATOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	23.788In Stock	Cut Tape Rp146.585 Rp115.029 Rp107.324 Rp98.518 View Reel Rp85.676 Rp94.665 Rp93.381 Rp92.280 Rp89.895 Rp85.676 MouseReel Available	Min.: 1 Mult.: 1 : 4.000
Motor/Motion/Ignition Controllers & Drivers UMC VERSION OF 3981 A3981KLPTR-T Allegro MicroSystems 1: Rp93.014 5.562In Stock	Mfr. Part No. A3981KLPTR-T Mouser Part No 250-A3981KLPTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers UMC VERSION OF 3981 Learn More about Allegro MicroSystems allegro stepper motor drivers	Datasheet	5.562In Stock	Cut Tape Rp93.014 Rp70.816 Rp65.312 Rp59.074 View Reel Rp53.203 Rp56.322 Rp54.488 Rp53.754 Rp53.203 Rp53.203 MouseReel Available	Min.: 1 Mult.: 1 : 4.000
Motor/Motion/Ignition Controllers & Drivers DUAL 1.5A FULL BRIDGE 1/16 MICROSTEP A3984SLPTR-T Allegro MicroSystems 1: Rp101.637 8.333In Stock	Mfr. Part No. A3984SLPTR-T Mouser Part No 250-A3984SLPTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers DUAL 1.5A FULL BRIDGE 1/16 MICROSTEP Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	8.333In Stock	Cut Tape Rp101.637 Rp77.420 Rp71.366 Rp64.761 View Reel Rp57.056 Rp61.643 Rp59.625 Rp58.891 Rp58.340 Rp57.056 MouseReel Available	Min.: 1 Mult.: 1 : 4.000
Motor/Motion/Ignition Controllers & Drivers 3 PHASE BRUSHLESS DC MOTOR PRE-DRIVER A4931METTR-T Allegro MicroSystems 1: Rp48.250 11.374In Stock	Mfr. Part No. A4931METTR-T Mouser Part No 250-A4931METTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers 3 PHASE BRUSHLESS DC MOTOR PRE-DRIVER Learn More about Allegro MicroSystems allegro a4931 dc motor predriver	Datasheet	11.374In Stock	Cut Tape Rp48.250 Rp35.775 Rp32.656 Rp29.354 Reel Rp25.317 View Rp27.702 Rp26.602 Rp25.684 Rp24.400 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3.000 : 1.500
Motor/Motion/Ignition Controllers & Drivers HIGH CURRENT INTEGRATED DC MOTOR A4959GLPTR-T Allegro MicroSystems 1: Rp70.632 6.914In Stock	Mfr. Part No. A4959GLPTR-T Mouser Part No 250-A4959GLPTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers HIGH CURRENT INTEGRATED DC MOTOR Learn More about Allegro MicroSystems allegro magnetic speed sensors ics	Datasheet	6.914In Stock	Cut Tape Rp70.632 Rp53.387 Rp48.984 Rp44.214 View Reel Rp39.260 Rp42.379 Rp41.829 Rp40.545 Rp39.994 Rp39.260 MouseReel Available	Min.: 1 Mult.: 1 : 4.000
Motor/Motion/Ignition Controllers & Drivers DMOS MICROSTEPPING DRIVER w/TRANSLATOR A4983SETTR-T Allegro MicroSystems 1: Rp80.172 16.195In Stock	Mfr. Part No. A4983SETTR-T Mouser Part No 250-A4983SETTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers DMOS MICROSTEPPING DRIVER w/TRANSLATOR Learn More about Allegro MicroSystems allegro stepper motor drivers	Datasheet	16.195In Stock	Cut Tape Rp80.172 Rp61.276 Rp56.506 Rp51.552 View Reel Rp45.865 Rp49.718 Rp46.966 Rp45.865 MouseReel Available	Min.: 1 Mult.: 1 : 1.500
Motor/Motion/Ignition Controllers & Drivers UMC 4984 A4984SESTR-T Allegro MicroSystems 1: Rp68.981 7.450In Stock	Mfr. Part No. A4984SESTR-T Mouser Part No 250-A4984SESTR-T	Allegro MicroSystems	Motor/Motion/Ignition Controllers & Drivers UMC 4984 Learn More about Allegro MicroSystems allegro stepper motor drivers	Datasheet	7.450In Stock	Cut Tape Rp68.981 Rp51.369 Rp46.966 Rp42.196 Reel Rp35.958 View Rp39.811 Rp38.894 Rp37.059 Rp35.224 MouseReel Available	Min.: 1 Mult.: 1 : 1.500

Magnetic Speed Sensor ICs

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Magnetic Speed Sensor ICs

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