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A1221LLHLT-T

A1221LLHLT-T datasheet pdf and Magnetic Sensors - Switches (Solid State) product details from Allegro MicroSystems stock available at Noco


  • Manufacturer: Allegro MicroSystems
  • Nocochips NO: 26-A1221LLHLT-T
  • Package: SOT-23W
  • Datasheet: PDF
  • Stock: 430
  • Description: A1221LLHLT-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~150°C TA
Packaging Tape & Reel (TR)
Published 2009
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 ~ 150°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

A1221LLHLT-T Overview


The magnetic switch is packaged in the Tape & Reel (TR) to prevent damage. A safety precaution is taken by putting the magnetic switches into SOT-23W packages. The maximum current these switches can supply when they work is 25mA. The maximum current supplied by these switches can be 4mA. Switches have 3 pins for operation. Current output by switches should be 25mA in general.

A1221LLHLT-T Features


Packaging: Tape & Reel (TR)
Moisture Sensitivity Level (MSL): 1 (Unlimited)
Supply Voltage: 3V~24V
Operating Temperature: -40°C~150°C TA
Mounting Type: Surface Mount
3 Pins
Output Type: Open Drain

A1221LLHLT-T Applications


There are a lot of Allegro MicroSystems A1221LLHLT-T Magnetic Switches applications.

  • Compressor speed
  • Robotics control
  • Speed and RPM (revolutions per minute) sensing
  • Fan speed measurement
  • Industrial controls
  • Industrial process control
  • Tachometers/counters
  • Magnetic encoders
  • Flow-rate sensing
  • Gear reducer RPM

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