Temperature controlled on off relay circuit using LM393
The temperature controlled on off relay circuit,main ideals is thermistor will change its resistance.IC1-LM393 to bias transistor to drive relay works. [...]
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August 13, 2012
ULN2003 Datasheet | pinout | DC motor driver circuit
Imagine that you want to control the stepper motor with any microcontroller, Arduino, PIC, MCS51, and others. But we can't drive it directly. We need to have a good helper.…
May 15, 2008
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