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A1220EUA-T - Allegro Microsystems

Description: Chopper-Stabilized Precision Hall-Effect Latches

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PCB Footprints
A1220EUA-T - Allegro Microsystems PCB footprint - Other - Other - Package UA, 3-Pin SIP_FFW
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3D Models
A1220EUA-T - Allegro Microsystems  - 3D model - Other - Package UA, 3-Pin SIP_FFW
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A1220EUA-T Details

  • Manufacturer Part Number:

    A1220EUA-T

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Manufacturer:

    Allegro MicroSystems LLC

  • YTEOL:

    6.2

  • Additional Feature:

    REVERSE BATTERY PROTECTION, SHORT-CIRCUIT PROTECTION

  • Body Breadth:

    1.52 mm

  • Body Height:

    5.26 mm

  • Body Length or Diameter:

    4.09 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:

    THROUGH HOLE MOUNT

  • Number of Terminals:

    3

  • Operating Current-Max:

    4 mA

  • Operating Temperature-Max:

    85 °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:

    SIP3,.03,50

  • Package Shape/Style:

    RECTANGULAR

  • Sensors/Transducers Type:

    MAGNETIC FIELD SENSOR,HALL EFFECT

  • Supply Voltage-Max:

    24 V

  • Supply Voltage-Min:

    3 V

  • Surface Mount:

    NO

  • Technology:

    BICMOS

  • Terminal Finish:

    MATTE TIN

  • Termination Type:

    SOLDER

A1220EUA-T Frequently Asked Questions (FAQs)

  • 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.
  • Use a low-impedance current sense resistor (RSENSE) and ensure it is placed close to the IC. Also, use a low-noise, low-impedance power supply and minimize noise coupling to the sense lines.
  • The maximum allowable voltage on the VCC pin is 5.5V. Exceeding this voltage may damage the device.
  • The A1220EUA-T has built-in thermal shutdown and overcurrent protection. Ensure your design can handle the fault conditions and provide adequate cooling to prevent overheating.
  • The A1220EUA-T is rated for operation up to 150°C. However, ensure your design takes into account the reduced accuracy and potential errors at high temperatures.

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A1220EUA-T Overview

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Part Image A1220LUA-T Allegro MicroSystems LLC

Hall Effect Sensor, -4mT Min, 4mT Max, 30-60mA, BICMOS, Plastic/epoxy, Rectangular, 3 Pin, Through Hole Mount