Datasheets
A1220LLHLX-T by: Allegro MicroSystems LLC

Hall Effect Sensor, -4mT Min, 4mT Max, 30-60mA, BICMOS, Plastic/epoxy, Rectangular, 3 Pin, Surface Mount, SOT-23W, 3 PIN

Part Details for A1220LLHLX-T by Allegro MicroSystems LLC

Results Overview of A1220LLHLX-T by Allegro MicroSystems LLC

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A1220LLHLX-T Information

A1220LLHLX-T by Allegro MicroSystems LLC is a Magnetic Field Sensor.
Magnetic Field Sensors are under the broader part category of Sensors/Transducers.

Sensors and transducers detect and measure physical quantities like temperature, pressure, and force, converting them into electrical signals for various applications. Read more about Sensors/Transducers on our Sensors/Transducers part category page.

Price & Stock for A1220LLHLX-T

Part # Distributor Description Stock Price Buy
DISTI # 49AC3219
Newark Hall Effect Latch, Aec-Q100, 22G, Sot23W, Operating Point Typ:22G, Release Point Typ:-23G, Hysteresis Typ:-, Supply Voltage Min:3V, Supply Voltage Max:24V, Sensor Case/Package:Sot-23W, No. Of Pins:3 Pin, Sensor Output Type:Voltage Rohs Compliant: Yes |Allegro Microsystems A1220LLHLX-T RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Cut Tape 19721
  • 1 $0.4860
  • 10 $0.4860
  • 25 $0.4860
  • 50 $0.4860
  • 100 $0.4860
  • 250 $0.4860
  • 500 $0.4860
  • 1,000 $0.4860
$0.4860 Buy Now
DISTI # 620-A1220LLHLX-TCT-ND
DigiKey MAGNETIC SWITCH LATCH SOT23W Min Qty: 1 Lead time: 15 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR) 28350
In Stock
  • 1 $0.9300
  • 5 $0.8160
  • 10 $0.7750
  • 25 $0.7252
  • 50 $0.6916
  • 100 $0.6607
  • 500 $0.5987
  • 1,000 $0.5757
  • 5,000 $0.5294
  • 10,000 $0.5122
  • 20,000 $0.4963
$0.4963 / $0.9300 Buy Now
DISTI # 250-A1220LLHLX-T
Mouser Electronics Board Mount Hall Effect / Magnetic Sensors CHOPPER-STABILIZED PRECISION HALL EFFECT LATCH RoHS: Compliant 60797
  • 1 $0.9300
  • 5 $0.8160
  • 10 $0.7260
  • 50 $0.6920
  • 100 $0.6610
  • 500 $0.5990
  • 1,000 $0.5760
  • 2,000 $0.5600
  • 5,000 $0.5280
$0.5280 / $0.9300 Buy Now
DISTI # E54:1762_03822661
Arrow Electronics Hall Effect Sensor 25mA Latch 3.3V/5V/9V/12V/15V/18V 3-Pin SOT-23W T/R Automotive AEC-Q100 RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Lead time: 13 Weeks Date Code: 2511 Europe - 10000
  • 10,000 $0.6636
  • 20,000 $0.4051
  • 30,000 $0.4011
  • 40,000 $0.4000
$0.4000 / $0.6636 Buy Now
Future Electronics CHOPPER-STABILIZED PRECISION HALL EFFECT LATCH RoHS: Not Compliant pbFree: Yes Min Qty: 10000 Package Multiple: 10000 Lead time: 15 Weeks Container: Reel 10000
Reel
  • 10,000 $0.4100
$0.4100 Buy Now
DISTI # 86929266
Verical Hall Effect Sensor 25mA Latch 3.3V/5V/9V/12V/15V/18V 3-Pin SOT-23W T/R Automotive AEC-Q100 RoHS: Compliant Min Qty: 103 Package Multiple: 1 Americas - 19721
  • 103 $0.7936
  • 250 $0.7618
  • 500 $0.7343
  • 1,000 $0.7103
  • 2,500 $0.6893
  • 5,000 $0.6708
  • 10,000 $0.6544
$0.6544 / $0.7936 Buy Now
DISTI # 88110864
Verical Hall Effect Sensor 25mA Latch 3.3V/5V/9V/12V/15V/18V 3-Pin SOT-23W T/R Automotive AEC-Q100 RoHS: Compliant Min Qty: 10000 Package Multiple: 10000 Date Code: 2511 Americas - 10000
  • 10,000 $0.6636
  • 20,000 $0.4051
  • 30,000 $0.4011
  • 40,000 $0.4000
$0.4000 / $0.6636 Buy Now
DISTI # 88116517
Verical Hall Effect Sensor 25mA Latch 3.3V/5V/9V/12V/15V/18V 3-Pin SOT-23W T/R Automotive AEC-Q100 RoHS: Compliant Min Qty: 587 Package Multiple: 1 Date Code: 2301 Americas - 8420
  • 587 $0.6399
  • 1,000 $0.5901
  • 10,000 $0.5261
  • 100,000 $0.4409
$0.4409 / $0.6399 Buy Now
Rochester Electronics Hall Effect Sensor, -4mT Min, 4mT Max, 30-60mA, BICMOS, Plastic/epoxy, Rectangular, 3 Pin, Surface Mount RoHS: Compliant Status: Active Min Qty: 1 8420
  • 100 $0.5688
  • 500 $0.5119
  • 1,000 $0.4721
  • 10,000 $0.4209
  • 100,000 $0.3527
$0.3527 / $0.5688 Buy Now
Future Electronics CHOPPER-STABILIZED PRECISION HALL EFFECT LATCH Min Qty: 10000 Package Multiple: 10000 10000
null
  • 10,000 $0.4100
$0.4100 Buy Now
Chip 1 Exchange INSTOCK 72046
RFQ
DISTI # A1220LLHLX-T
Avnet Silica Hall Effect Sensor 25mA Latch 33V5V9V12V15V18V 3Pin SOT23W TR (Alt: A1220LLHLX-T) RoHS: Compliant Min Qty: 30000 Package Multiple: 30000 Lead time: 12 Weeks, 0 Days Silica - 0
Buy Now
LCSC SOT-23W Linear Hall Sensors ROHS 1019
  • 1 $0.8184
  • 10 $0.6526
  • 30 $0.5705
  • 100 $0.4884
  • 500 $0.4382
  • 1,000 $0.4138
$0.4138 / $0.8184 Buy Now
New Advantage Corporation   RoHS: Compliant Min Qty: 1 Package Multiple: 10000 20000
  • 10,000 $0.6833
  • 20,000 $0.6308
$0.6308 / $0.6833 Buy Now

Part Details for A1220LLHLX-T

A1220LLHLX-T CAD Models

A1220LLHLX-T Part Data Attributes

A1220LLHLX-T Allegro MicroSystems LLC
Buy Now Datasheet
Compare Parts:
A1220LLHLX-T Allegro MicroSystems LLC Hall Effect Sensor, -4mT Min, 4mT Max, 30-60mA, BICMOS, Plastic/epoxy, Rectangular, 3 Pin, Surface Mount, SOT-23W, 3 PIN
Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer ALLEGRO MICROSYSTEMS LLC
Reach Compliance Code compliant
Samacsys Manufacturer Allegro Microsystems
Additional Feature REVERSE BATTERY PROTECTION, SHORT-CIRCUIT PROTECTION
Body Breadth 1.91 mm
Body Height 1 mm
Body Length or Diameter 2.98 mm
Housing PLASTIC
Hysteresis 4.5 mT
JESD-609 Code e3
Magnetic Field Range-Max 4 mT
Magnetic Field Range-Min -4 mT
Mounting Feature SURFACE MOUNT
Number of Terminals 3
Operating Current-Max 4 mA
Operating Temperature-Max 150 °C
Operating Temperature-Min -40 °C
Output Circuit Type SINGLE-ENDED
Output Current-Max 25 mA
Output Range 30-60mA
Output Type ANALOG CURRENT
Package Body Material PLASTIC/EPOXY
Package Equivalence Code TO-236
Package Shape/Style RECTANGULAR
Sensors/Transducers Type MAGNETIC FIELD SENSOR,HALL EFFECT
Supply Voltage-Max 24 V
Supply Voltage-Min 3 V
Surface Mount YES
Technology BICMOS
Terminal Finish MATTE TIN
Termination Type SOLDER

A1220LLHLX-T Related Parts

A1220LLHLX-T Frequently Asked Questions (FAQ)

  • A symmetrical layout with a central ground plane and minimal signal trace length is recommended. Allegro provides a reference layout in their application note AN296070.

  • The output voltage swing of the A1220LLHLX-T is proportional to the input current. To ensure accurate current sensing, use a voltage reference and an ADC with a sufficient resolution to capture the output voltage swing.

  • The A1220LLHLX-T has a temperature coefficient of ±0.1% per °C. To minimize temperature-related errors, use a thermistor or thermocouple to monitor the temperature and compensate for its effect on the current measurement.

  • Use a fuse or a current limiter to protect the A1220LLHLX-T from overcurrent conditions. For overvoltage protection, use a voltage regulator or a TVS diode to clamp the input voltage to a safe level.

  • Calibrate the A1220LLHLX-T by applying a known current and measuring the output voltage. Use a calibration coefficient to adjust the output voltage to match the input current. Repeat the process for multiple current levels to ensure accuracy across the operating range.

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