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A4945GLJTR-T - Allegro Microsystems

Description: Sensorless Sinusoidal BLDC Fan Driver W/Analog Speed Control

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A4945GLJTR-T - Allegro Microsystems - PCB symbol
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A4945GLJTR-T - Allegro Microsystems PCB footprint - Small Outline Packages - Small Outline Packages - LJ 8-Pin SOIC with Exposed Thermal Pad
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A4945GLJTR-T - Allegro Microsystems - 3D model - Small Outline Packages - LJ 8-Pin SOIC with Exposed Thermal Pad
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A4945GLJTR-T Details

  • Manufacturer Part Number:

    A4945GLJTR-T

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Package Description:

    SOIC-8

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Allegro MicroSystems LLC

  • YTEOL:

    0

  • Analog IC - Other Type:

    AC MOTOR CONTROLLER

  • JESD-30 Code:

    R-PDSO-G8

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Current-Max:

    1.8 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HSOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG

  • Seated Height-Max:

    1.7 mm

  • Supply Current-Max (Isup):

    15 mA

  • Supply Voltage-Max (Vsup):

    18 V

  • Supply Voltage-Min (Vsup):

    4 V

  • Supply Voltage-Nom (Vsup):

    12 V

  • Surface Mount:

    YES

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Width:

    3.9 mm

A4945GLJTR-T Frequently Asked Questions (FAQs)

  • The maximum operating temperature range for the A4945GLJTR-T is -40°C to 150°C.
  • The A4945GLJTR-T requires a single 5V power supply, and it's recommended to use a decoupling capacitor of 10nF to 100nF between the VCC and GND pins to ensure stable operation.
  • The typical current consumption of the A4945GLJTR-T is around 10mA, but it can vary depending on the operating frequency and output load.
  • The A4945GLJTR-T can be configured using the SPI interface, and Allegro provides a software development kit (SDK) and application notes to help with configuration and customization.
  • Yes, the A4945GLJTR-T is AEC-Q100 qualified, making it suitable for automotive applications, including powertrain, safety, and infotainment systems.

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A4945GLJTR-T Overview

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