Generally, After turning ON the LED, you have to turn OFF it by just again pressing the switch. With the help of this circuit, your led automatically gets off after some time of turning on it.
What is the Delay Timer OFF Circuit?
A Delay timer off is such a circuit through which your connected device automatically gets off after some time of turning on it. If you want to use this circuit on AC then just simply add a 5VDC relay.
This type of circuit is used in bathroom lights to get them to turn off after some time of turning on them.
Components Required-
BC547 Transistor
220uf,63v
100k,1k Resistance
LED
Push Button