DC Fans and PWM Basics | Videos
DC Fans and PWM Basics
This video explains what DC fans are and how they work. It also explains what pulse width modulation signals are and how they are used to control the speed of a fan.
Reference Links:
Microchip’s Fan Controller Website:
https://www.microchip.com/en-us/products/sensors-and-motor-drive/motor-drivers/fan-controllers
RPM to TACH Counts Conversion Application Note: https://ww1.microchip.com/downloads/en/Appnotes/en562764.pdf