Part A4952
Description Full-Bridge DMOS PWM Motor Drivers
Manufacturer Allegro MicroSystems
Size 1.02 MB
Allegro MicroSystems
A4952

Overview

Designed for pulse width modulated (PWM) control of DC motors, the A4952 and A4953 are capable of peak output currents to ±2 A and operating voltages to 40 V. Input terminals are provided for use in controlling the speed and direction of a DC motor with externally applied PWM control signals.

  • 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) PACKAGES: 10-pin MSOP with exposed thermal pad (LY package)