Full-Bridge DMOS PWM Motor Drivers with Integrated Protection

A4952, A4953

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The A4952/3 offers a cost-effective solution for PWM control of DC motors, with integrated protection features and synchronous rectification for enhanced efficiency.

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Top Features

Packaging

  • Low RDS(on) outputs
  • Overcurrent protection (OCP)
    • Motor short protection
    • Motor lead short to ground protection
    • Motor lead short to battery protection
    • Low Power Standby mode
    • Adjustable PWM current limit
    • Synchronous rectification
    • Internal undervoltage lockout (UVLO)
    • Crossover-current protection
    • Fault output (A4952 only)
    • Selectable retry (A4952 only)

    The A4952 is provided in a low-profile 10-pin MSOP package (suffix LY) and the A4953 is provided in a low-profile 8-pin SOICN package. Both packages have an exposed thermal pad, and are lead (Pb) free, with 100% matte tin leadframe plating.

     

    Part Number Specifications and Availability