Touch Switch Using the 555 IC (CB879E)
- Details
- Published: Saturday, 18 March 2017 00:00
- Written by Newton C. Braga
This basic configuration aof a touch switch controls a relay. Power supply can be 5, 6 or 12 V acoording the relay. The relay is a sensitive type with up to 50 mA of coil current. Never power this circuit from transfomerless power supplies.
