Fan controller circuit (originally with an Op Amp, now with a µcontroller)
DC 12V PWM Speed Controller Fan Speed governor 4 Wire Computer Temperature control Switch for PC CPU Cooler Fan Alarm STK IC - AliExpress
PWM Fan controllers using the 555 timer IC | Zak's Electronics Blog
DC Motor Speed Control using LM3578 IC
Fan Controller ICs | Microchip Technology
MAX31740ATA/VY+T Analog Devices - Datasheet PDF & Technical Specs
PWM controller for DC Motor using 555 timer IC » 555 timer IC Hackatronic
A mini fan controller for Raspberry Pi
Circuit provides efficient fan-speed control
Temperature Controlled Fan Using 555
AC line powers microcontroller-based fan-speed regulator - EDN
DC 12V Single PWM Speed Controller Fan Speed Controller Computer Temperature Control Switch for PC CPU Cooler Fan Alarm STK IC - AliExpress
SC8206 Remote Fan Control IC
SC8206 Remote Fan Control IC
Cooling down with fan-speed control - EDN
Remote Controlled Ceiling Fan Regulator Circuit - Homemade Circuit Projects
LTC1695 - SMBus/I²C Fan Speed Controller in SOT-23 _ BDTIC a Leading Distributor in China
PWM motor controller for DC motors and fans
Efficient Fan Speed Controller Circuit Diagram
Fan Speed Control Is Cool! - Tutorial - Maxim
Fan speed controller-Electronic speed controller circuit - Control_Circuit - Circuit Diagram - SeekIC.com
Wholesale fan speed controller ic ICs, Electronic Components – Alibaba.com
PWM Fan Speed Controller - EEWeb
Fan speed controller using LM2941
circuit design - 4-wire fan controlled by potentiometer and 555 IC not behaving properly - Electrical Engineering Stack Exchange
CPU Fan speed control based on IC temperature using Spartan6 FPGA Project Kit
