Magnetic Switch & Latch ICs

Allegro MicroSystems Magnetic Switch and Latch ICs provide excellent jitter performance for optimized motor control. The magnetic switch and latch ICs feature vertical hall technology and survive the harshest automotive voltage transients. Furthermore, the switches and latches are developed to ISO 26262 standards.

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Description Datasheet Availability Pricing (GBP) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Type
Operating Supply Current
Maximum Output Current
Operating Point Min/Max
Release Point Min/Max (Brp)
Operating Supply Voltage
Minimum Operating Temperature
Maximum Operating Temperature
Mounting Style
Package/Case
Series
Packaging
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT UNIPOLAR SWI
Datasheet
24,766In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 10,000

Unipolar 4.1 mA 25 mA 50 G to 160 G 10 G to 130 G 3.8 V to 24 V - 40 C + 150 C SMD/SMT ZLH-3 A110X Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL-EFFECT UNIPOLAR SWI
Datasheet
8,115In Stock
Min.: 1
Mult.: 1

Unipolar 4.1 mA 25 mA 130 G to 230 G 75 G to 175 G 3.8 V to 24 V - 40 C + 85 C Through Hole SIP-3 A110X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL-EFFECT SWITCH
Datasheet
3,829In Stock
Min.: 1
Mult.: 1

Unipolar 4.1 mA 25 mA 130 G to 230 G 75 G to 175 G 3.8 V to 24 V - 40 C + 150 C Through Hole SIP-3 A110X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL-EFFECT SWITCH
Datasheet
6,622In Stock
Min.: 1
Mult.: 1

Unipolar 4.1 mA 25 mA 70 G to 350 G 50 G to 330 G 3.8 V to 24 V - 40 C + 85 C Through Hole SIP-3 A110X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED HALL SWITCH
Datasheet
8,606In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Unipolar 4.1 mA 25 mA 70 G to 350 G 50 G to 330 G 3.8 V to 24 V - 40 C + 150 C SMD/SMT SOT-23-3 A110X Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL-EFFECT SWITCH
Datasheet
6,901In Stock
12,625Expected 13/04/2026
Min.: 1
Mult.: 1

Unipolar 4.1 mA 25 mA 70 G to 350 G 50 G to 330 G 3.8 V to 24 V - 40 C + 150 C Through Hole SIP-3 A110X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT UNIPOLAR SWITCH
Datasheet
6,318In Stock
Min.: 1
Mult.: 1

Unipolar 4.1 mA 25 mA 280 G to 400 G 180 G to 300 G 3.8 V to 24 V - 40 C + 85 C Through Hole SIP-3 A110X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT UNIPOLAR SWI
Datasheet
10,650In Stock
Min.: 1
Mult.: 1

Unipolar 4.1 mA 25 mA 280 G to 400 G 180 G to 300 G 3.8 V to 24 V - 40 C + 150 C Through Hole SIP-3 A110X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors LOW VOLTAGE GENERAL PURPOSE UNIPOLAR SWI
Datasheet
3,873In Stock
14,800Expected 04/03/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Unipolar 4 mA 25 mA 35 G to 50 G 5 G to 25 G 3 V to 24 V - 40 C + 85 C SMD/SMT SOT-23-3 A1120 Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors LOW VOLTAGE GENERAL PURPOSE UNIPOLAR SWITCH
Datasheet
9,413In Stock
Min.: 1
Mult.: 1

Unipolar 4 mA 25 mA 35 G to 50 G 5 G to 25 G 3 V to 24 V - 40 C + 85 C Through Hole SIP-3 A1120 Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED SWITCH
Datasheet
8,746In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

4 mA 25 mA 50 G to 135 G 40 G to 110 G 3 V to 24 V - 40 C + 150 C SMD/SMT ZLH-3 A1121 Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CHOPPER STABILIZED SWITCH
Datasheet
10,031In Stock
Min.: 1
Mult.: 1

Unipolar 4 mA 25 mA 120 G to 200 G 110 G to 190 G 3 V to 24 V - 40 C + 150 C Through Hole SIP-3 A1122 Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL-EFFECT BIPOLAR SWIT
Datasheet
5,970In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Bipolar 3.8 mA 25 mA 26 G to 95 G - 95 G to - 26 G 3.8 V to 24 V - 40 C + 150 C SMD/SMT ZLH-3 A1202-3 Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL-EFFECT LATCH
Datasheet
4,456In Stock
Min.: 1
Mult.: 1

4.1 mA 25 mA 25 G to 150 G - 150 G to - 25 G 3.8 V to 24 V - 40 C + 150 C Through Hole HUA-3 A121X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH
Datasheet
6,953In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

4.1 mA 25 mA 50 G to 175 G - 175 G to - 50 G 3.8 V to 24 V - 40 C + 150 C SMD/SMT ZLH-3 A121X Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH
Datasheet
5,500In Stock
5,000Expected 16/03/2026
Min.: 1
Mult.: 1

4.1 mA 25 mA 50 G to 175 G - 175 G to - 50 G 3.8 V to 24 V - 40 C + 150 C Through Hole SIP-3 A121X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH
Datasheet
3,688In Stock
Min.: 1
Mult.: 1

4.1 mA 25 mA 80 G to 200 G - 200 G to - 80 G 3.8 V to 24 V - 40 C + 150 C Through Hole SIP-3 A121X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors CONTINUOUS TIME HALL EFFECT LATCH
Datasheet
9,401In Stock
Min.: 1
Mult.: 1

4.1 mA 25 mA 140 G to 300 G - 300 G to - 140 G 3.8 V to 24 V - 40 C + 150 C Through Hole SIP-3 A121X Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors GENERAL PURPOSE HALL EFFECT LATCH
Datasheet
3,159In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Precision 4 mA 25 mA 5 G to 40 G - 40 G to - 5 G 3 V to 24 V - 40 C + 150 C SMD/SMT SOT-23-3 A1220-1-2-3 Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors GENERAL PURPOSE HALL EFFECT LATCH
Datasheet
19,770In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Precision 4 mA 25 mA 15 G to 90 G - 90 G to - 15 G 3 V to 24 V - 40 C + 85 C SMD/SMT SOT-23-3 A1220-1-2-3 Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors LOW VOLTAGE GENERAL PURPOSE LATCH
Datasheet
5,602In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

ZLH-3 A1220-1-2-3 Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors ULTRA SENSITIVE DUEL CHANNEL BIPOLAR SWITCH
Datasheet
6,175In Stock
Min.: 1
Mult.: 1

Bipolar 3.5 mA 70 mA 7 G to 30 G - 30 G to - 7 G 3.3 V to 18 V - 40 C + 150 C Through Hole SIP-4 A1230 Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors DUAL OUTPUT RING MAGNET SENSOR
Datasheet
4,603In Stock
Min.: 1
Mult.: 1

Chopper-Stabilized Precision 4.5 mA 30 mA - 35 G to 55 G - 55 G to 35 G 3.5 V to 24 V - 40 C + 150 C Through Hole SIP-4 A1233 Bulk
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors HALL EFFECT BI-POLAR SWITCH
Datasheet
10,063In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 10,000

Bipolar 4 mA 60 mA - 10 G to 25 G - 25 G to 10 G 3 V to 24 V - 40 C + 150 C SMD/SMT SOT-23-3 A1250 Reel, Cut Tape, MouseReel
Allegro MicroSystems Board Mount Hall Effect/Magnetic Sensors HALL EFFFECT BI-POLAR SWITCH
Datasheet
3,305In Stock
Min.: 1
Mult.: 1

Bipolar 4 mA 60 mA - 10 G to 25 G - 25 G to 10 G 3 V to 24 V - 40 C + 150 C Through Hole SIP-3 A1250 Bulk