Brush DC Drivers

DMOS Full-Bridge PWM Motor Driver with Selectable Current Decay Modes

A3959

The A3959 provides flexible PWM control of DC motors with output currents up to ±3A and operating voltages up to 50V. It features selectable current decay modes (slow, fast, mixed) and synchronous rectification for optimized performance and reduced power dissipation.

Product Details

Top Features

  • ±3 A, 50 V Output Rating
  • Low rDS(on) Outputs (270 milliohms, Typical)
  • Mixed, Fast, and Slow Current-Decay Modes
  • Synchronous Rectification for Low Power Dissipation
  • Internal UVLO and Thermal-Shutdown Circuitry
  • Crossover-Current Protection
  • Internal Oscillator for Digital PWM Timing

Part Number Specifications and Availability

Design Tools