Lamp flasher using LM317

Posted on Feb 5, 2014

Here is a very useful lamp flasher circuit using the famous adjustable voltage regulator IC LM317T. LM317 can source up to 1A of current and so up to 12W lamps can be used with this flasher. Such a circuit finds huge application in automobiles. The frequency of the flashing depends on the value of resistors R1 to R3 and capacitors C2 to C4. With th

Lamp flasher using LM317
Click here to download the full size of the above Circuit.

e given values; the flashing rate is around 5 flashes per second.

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