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A3213LLHLT-T - Allegro Microsystems

Description: Micropower, Ultrasensitive Hall-Effect Switch

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A3213LLHLT-T - Allegro Microsystems - PCB symbol
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PCB Footprints
A3213LLHLT-T - Allegro Microsystems PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - LH, 3-Pin (SOT-23W)_2+
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3D Models
A3213LLHLT-T - Allegro Microsystems - 3D model - SOT23 (3-Pin) - LH, 3-Pin (SOT-23W)_2+
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A3213LLHLT-T Details

  • Manufacturer Part Number:

    A3213LLHLT-T

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    SOT-23

  • Package Description:

    SOT-23, 3 PIN

  • Pin Count:

    3

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Allegro MicroSystems LLC

  • YTEOL:

    7

  • Body Breadth:

    1.91 mm

  • Body Height:

    0.95 mm

  • Body Length or Diameter:

    2.98 mm

  • Housing:

    PLASTIC

  • Hysteresis:

    1 mT

  • Input Mode:

    BIPOLAR

  • Magnetic Field Range-Max:

    7 mT

  • Magnetic Field Range-Min:

    1 mT

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    3

  • Operating Current-Max:

    0.85 mA

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Type:

    DIGITAL VOLTAGE

  • Package Equivalence Code:

    TO-236

  • Package Shape/Style:

    RECTANGULAR

  • Sensors/Transducers Type:

    MAGNETIC FIELD SENSOR,HALL EFFECT

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.4 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Termination Type:

    SOLDER

A3213LLHLT-T Frequently Asked Questions (FAQs)

  • A good PCB layout for the A3213LLHLT-T involves keeping the sense lines as short as possible, using a ground plane, and minimizing the distance between the IC and the sense resistors. Allegro provides a recommended PCB layout in their application notes.
  • When the A3213LLHLT-T is in sleep mode, the output signal is high impedance. To handle this, you can use a pull-up or pull-down resistor on the output line to ensure a defined state.
  • The maximum allowable voltage on the VCC pin is 6.5V, although the recommended operating voltage is 5V. Exceeding this voltage can damage the device.
  • The sensitivity of the A3213LLHLT-T can be adjusted by changing the value of the sense resistors (Rs) or the supply voltage (VCC). Increasing Rs or decreasing VCC will increase the sensitivity.
  • The typical response time of the A3213LLHLT-T is around 2-3 microseconds, although this can vary depending on the specific application and operating conditions.

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A3213LLHLT-T Overview

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A3213LLHLT-T Alternates

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Part Image A3213ELHLT-T Allegro MicroSystems LLC

Hall Effect Sensor, 1mT Min, 7mT Max, BICMOS, Rectangular, 3 Pin, Surface Mount
Part Image A3213LLHLT Allegro MicroSystems LLC

Magnetic Field Sensor