FREE CIRCUIT DIAGRAMS 4U: Simple 555 Timer circuit diagram

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Sunday, July 29, 2012

Simple 555 Timer circuit diagram

A lot of guys requested a simple timer circuit so this is the circuit.This circuit runs with main IC NE555. you can change the frequencies of the circuit by changing the values of R1, R2,C .This circuit runs with 4.5V.

Note :

# Don't supply more than 4.5V
# Build this on a PCB

2 comments:

Unknown said...: Where the pin 3 is connected to..?; August 13, 2012 at 6:11 PM
Unknown said...: can u put this diagram on a copper stripboard pls would be helpful; May 29, 2013 at 2:57 PM