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A1244LLHLX-I1-T - Allegro Microsystems

Description: Chopper-Stabilized, Two-Wire Hall-Effect Latch

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PCB Footprints
A1244LLHLX-I1-T - Allegro Microsystems PCB footprint - Other - Other - LH,3-Pin (SOT-23W)
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3D Models
A1244LLHLX-I1-T - Allegro Microsystems  - 3D model - Other - LH,3-Pin (SOT-23W)
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A1244LLHLX-I1-T Details

  • Manufacturer Part Number:

    A1244LLHLX-I1-T

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOT-23W, 3 PIN

  • Manufacturer:

    Allegro MicroSystems LLC

  • YTEOL:

    6

  • Body Breadth:

    1.91 mm

  • Body Height:

    1 mm

  • Body Length or Diameter:

    2.98 mm

  • Housing:

    PLASTIC

  • Hysteresis:

    11 mT

  • Input Mode:

    UNIPOLAR

  • JESD-609 Code:

    e3

  • Magnetic Field Range-Max:

    8 mT

  • Magnetic Field Range-Min:

    -8 mT

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    3

  • Operating Current-Max:

    6.9 mA

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Interface Type:

    2-WIRE INTERFACE

  • 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:

    Tin (Sn)

  • Termination Type:

    SOLDER

A1244LLHLX-I1-T Frequently Asked Questions (FAQs)

  • A good PCB layout for the A1244LLHLX-I1-T should minimize noise and ensure good thermal dissipation. Keep the device away from high-current carrying traces, and use a solid ground plane to reduce noise. Use thermal vias to dissipate heat, and ensure good airflow around the device.
  • The A1244LLHLX-I1-T has an open-drain output, which means it can only sink current. To handle the output voltage swing, use an external pull-up resistor to set the output voltage level. Choose a resistor value that balances output voltage swing with power consumption.
  • The recommended operating temperature range for the A1244LLHLX-I1-T is -40°C to 150°C. However, the device can operate up to 170°C for short periods. Ensure good thermal design and heat dissipation to maintain reliability.
  • To ensure EMC with the A1244LLHLX-I1-T, follow good PCB design practices, such as using a solid ground plane, minimizing trace lengths, and using shielding or filtering where necessary. Also, ensure that the device is properly decoupled and that the power supply is clean and stable.
  • Handle the A1244LLHLX-I1-T with care to prevent damage. Store the device in a dry, cool place, away from direct sunlight and moisture. Use anti-static packaging and handling procedures to prevent electrostatic discharge (ESD) damage.

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A1244LLHLX-I1-T Overview

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