"ntc"-tagged Public Circuits

thermistor beta model PUBLIC

Beta model of a ntc thermistor. Includes the effect of self heating.

by signality | updated March 07, 2014

ntc   thermistor  

NTC to Voltage Converter PUBLIC

A converter from temperature to voltage using a NTC sensor, to be used to control a computer fan. You’ll find “strange” objects and some explanation ...

by Sancho_P | updated April 15, 2013

celsius   explain   newbie   ntc   ntc-b57861-s861  

NTC fan speed control PUBLIC

This is the complete circuit to control the mini fan in my Apple’s Time Capsule by a NTC sensor and a dual timer ICM7556IPD (CMOS). The project basically consisted of three parts because I did not...

by Sancho_P | updated November 13, 2012

555   behavioral-sources   fan-speed-control   newbie   ntc   pwm   time-capsule  

NTC converter for fan speed control PUBLIC

A simple converter for a NTC thermal sensor to a voltage signal. The DC-Sweep simulation is used to pick the desired resistance value in series to the NTC.

by Sancho_P | updated November 07, 2012

555   fan-speed-control   newbie   ntc   pwm  

555 Clock for fan speed control PUBLIC

A 25 kHz clock circuit, set to about 75 % duty cycle, using a 555 timer.

by Sancho_P | updated November 07, 2012

555   behavioral-sources   fan-speed-control   newbie   ntc   pwm  

555 PWM for fan speed control PUBLIC

I wanted to control a computer’s fan speed by the air temperature at the “hot spot” (the power supply air outlet). The project consists of three parts for easy simulation and was later verified on a...

by Sancho_P | updated November 07, 2012

555   behavioral-sources   fan-speed-control   newbie   ntc   pwm  

100k NTC circuit PUBLIC

by eclectica | updated June 29, 2012

ntc   picaxe   sensor   temperature