Brushless DC Drivers

Three Phase Sinusoidal Fan Driver

A5943

The A5943 is a low-noise, 3-phase motor driver with an integrated power bridge for fans and blowers. It minimizes audible noise and vibration through sinusoidal PWM excitation and controls motor current using PWM techniques for efficient operation.

Product Details

Top Features

  • 180° sinusoidal drive - low audible noise and vibration
  • Motor position using external Hall sensors

Part Number Specifications and Availability

Design Tools