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A1150LLHLX-T - Allegro Microsystems

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

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PCB Footprints
A1150LLHLX-T - Allegro Microsystems PCB footprint - SOT23 (3-Pin) - SOT23 (3-Pin) - LH,3-Pin SOT23W
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3D Models
A1150LLHLX-T - Allegro Microsystems  - 3D model - SOT23 (3-Pin) - LH,3-Pin SOT23W
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A1150LLHLX-T Details

  • Manufacturer Part Number:

    A1150LLHLX-T

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOT-23, 3 PIN

  • Manufacturer:

    Allegro MicroSystems LLC

  • YTEOL:

    6

  • Additional Feature:

    REVERSE BATTERY PROTECTION

  • Body Breadth:

    1.91 mm

  • Body Height:

    1 mm

  • Body Length or Diameter:

    2.98 mm

  • Housing:

    PLASTIC

  • Hysteresis:

    3 mT

  • Input Mode:

    UNIPOLAR

  • JESD-609 Code:

    e3

  • Magnetic Field Range-Max:

    11 mT

  • Magnetic Field Range-Min:

    4.5 mT

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    3

  • Operating Current-Max:

    17 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

A1150LLHLX-T Frequently Asked Questions (FAQs)

  • Allegro recommends a 4-layer PCB with a solid ground plane, and the use of vias to connect the GND pin to the ground plane. Additionally, keep the sense lines as short as possible and away from noise sources.
  • When the input voltage is close to the minimum operating voltage, the output voltage may not be accurate. It's recommended to use a voltage regulator or a voltage supervisor to ensure a stable output voltage.
  • The maximum allowable current through the sense pins is 10 mA. Exceeding this current may damage the device or affect its accuracy.
  • The A1150LLHLX-T is rated for operation up to 150°C. However, it's recommended to derate the device's performance and accuracy at high temperatures. Consult the datasheet and Allegro's application notes for more information.
  • Calibration is not required for the A1150LLHLX-T, as it is a ratiometric device. However, it's recommended to follow Allegro's application notes for proper PCB layout, component selection, and noise reduction techniques to ensure optimal accuracy.

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A1150LLHLX-T Overview

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