555 sink and source example

137

02:07:24

Example of a 555 timer where the output (pin 3) is being used as both a source driving one led and a sink driving the other. When the IC is in the low state the top led is on and the output pin is a sink. When the IC is in the high state, the bottom led is on and the output pin is a source. 

published 8 years ago

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