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A1221ELHLT-T

A1221ELHLT-T datasheet pdf and Magnetic Sensors - Switches (Solid State) product details from Allegro MicroSystems stock available at Noco


  • Manufacturer: Allegro MicroSystems
  • Nocochips NO: 26-A1221ELHLT-T
  • Package: SOT-23W
  • Datasheet: PDF
  • Stock: 368
  • Description: A1221ELHLT-T datasheet pdf and Magnetic Sensors - Switches (Solid State) product details from Allegro MicroSystems stock available at Noco(Kg)

Details

Tags

Parameters
Factory Lead Time 1 Week
Mount Surface Mount
Mounting Type Surface Mount
Package / Case SOT-23W
Number of Pins 3
Operating Temperature -40°C~85°C TA
Packaging Tape & Reel (TR)
Published 2010
Series Automotive, AEC-Q100
Pbfree Code yes
Part Status Active
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Additional Feature AEC-Q100; ISO 26262 COMPLIANT; SHORT-CIRCUIT PROTECTION
Technology Hall Effect
Voltage - Supply 3V~24V
Function Latch
Body Length or Diameter 2.98mm
Body Breadth 1.91 mm
Output Type Open Drain
Max Output Current 25mA
Termination Type SOLDER
Operating Supply Current 4mA
Polarization South Pole
Output Current 25mA
Max Supply Current 4mA
Bandwidth 800 kHz
Test Condition -40°C ~ 85°C
Sensing Range 9mT Trip, -9mT Release
Hysteresis 10 mT
Magnetic Field Range-Min -9 mT
Magnetic Field Range-Max 9 mT
Body Height 1mm
RoHS Status ROHS3 Compliant

A1221ELHLT-T Overview


In order to prevent damage, the magnetic switch is packaged in the Tape & Reel (TR). Magnet switches are packed in SOT-23W packages for safety reasons. When these switches are working, their maximum current will be 25mA. There is a maximum current that can be supplied by these switches of 4mA. Switches require 3 pins to function. Generally, switches should output 25mA current.

A1221ELHLT-T Features


Packaging: Tape & Reel (TR)
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Supply Voltage: 3V~24V
Operating Temperature: -40°C~85°C TA
Mounting Type: Surface Mount
3 Pins
Output Type: Open Drain

A1221ELHLT-T Applications


There are a lot of Allegro MicroSystems A1221ELHLT-T Magnetic Switches applications.

  • Speed and direction of gears
  • Speed and RPM (revolutions per minute) sensing
  • Dyno testing
  • Position tracking
  • Conducting objects
  • Identification of magnetic patterns in cards and banknotes
  • Security and military applications
  • Wiper home/end position sensor
  • Transmission
  • Magnetic encoders

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