Category: IC 4017

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Touch ON OFF switch circuit diagram using IC 4017

A toggle switch can use to ON and OFF the load alternatively with the incoming pulses. That is, to act as a push ON and push OFF switch. The circuit uses a decade counter IC...

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Piezoelectric sensor toggle touch switch

In this touch switch, a piezoelectric sensor is used to sense the touch action. It can generate an electrical charge from any change in physical parameters such as pressure, strain, force, acceleration and temperature.  A...

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Non contact AC voltage detector circuit

A non-contact AC detector is an easy and safe AC live line tester. It can detect electricity in a conductor without any physical contact. The device can indicate as it reaches near to a...