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ACS37002LLAATR-015B5 - Allegro Microsystems

Description: 400 kHz, High Accuracy Current Sensor with Pin-Selectable Gains

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ACS37002LLAATR-015B5 - Allegro Microsystems - PCB symbol
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ACS37002LLAATR-015B5 - Allegro Microsystems PCB footprint - Small Outline Packages - Small Outline Packages - 16 SOICW Package LA
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ACS37002LLAATR-015B5 - Allegro Microsystems - 3D model - Small Outline Packages - 16 SOICW Package LA
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ACS37002LLAATR-015B5 Details

  • Manufacturer Part Number:

    ACS37002LLAATR-015B5

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    SOIC-16

  • Date Of Intro:

    2020-07-08

  • Manufacturer:

    Allegro MicroSystems LLC

  • Accuracy-Max (%):

    1%

  • Additional Feature:

    BODY HGT_MAX

  • Body Breadth:

    7.5 mm

  • Body Height:

    2.35 mm

  • Body Length or Diameter:

    10.3 mm

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    150 °C

  • Operating Temperature-Min:

    -40 °C

  • Output:

    ANALOG

  • Output Range:

    0.5-4.5V

  • Output Type:

    ANALOG VOLTAGE

  • Package Body Material:

    PLASTIC

  • Package Equivalence Code:

    SOP16,.4

  • Package Shape/Style:

    RECTANGULAR

  • Screening Level:

    AEC-Q100

  • Sensors/Transducers Type:

    CURRENT SENSOR

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Surface Mount:

    YES

  • Terminal Finish:

    MATTE TIN

ACS37002LLAATR-015B5 Frequently Asked Questions (FAQs)

  • Allegro provides a recommended PCB layout guide in their application note AN296065, which includes guidelines for trace routing, component placement, and shielding to minimize noise and ensure accurate current sensing.
  • Calibration involves adjusting the zero-current output voltage (VOUT) to match the device's specified offset voltage. Allegro provides a calibration procedure in their datasheet, which involves applying a known current and adjusting the VOUT to match the expected value.
  • The ACS37002LLAATR-015B5 is rated for operation from -40°C to 125°C, but the accuracy and linearity of the device may degrade at extreme temperatures. It's essential to consider the temperature range of the application and ensure the device is operated within its specified limits.
  • Yes, the ACS37002LLAATR-015B5 is capable of bidirectional current sensing, but it requires additional circuitry to handle the direction of the current. Allegro provides application notes and reference designs for bidirectional current sensing using the ACS37002LLAATR-015B5.
  • The recommended filter capacitor value depends on the specific application and noise requirements. Allegro suggests using a 10 nF to 100 nF capacitor, but the optimal value may vary depending on the system's noise characteristics and bandwidth requirements.

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ACS37002LLAATR-015B5 Overview

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