Amazon.com: DC Fan Controller DC Motor Speed Controller Switch PWM Control Speed Adjustable for Pump Blower Brush or Brushless DC Fan 5V 12V 24V 1A : Electronics
Fan Motor Driver | NMB Technologies
BD6964F Single-Phase Fan Motor Driver - ROHM | Mouser
Fan Controller ICs | Microchip Technology
BLDC Ceiling Fan Controller with Sensorless Sinusoidal Current Control