Super Simple Adjustable LED Driver or Laser Driver

Make your own driver for your led or laser diode,schematic is super simple just 2 components LM317 voltage regulator and adjustable trim pot 50 ohms.
The LM317 will be the current regulator,with trimm pot we gona set the desire current.

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Comments

[Outerlimit]

Great light !

[miicchhii]

You can find the curcuit plan and dimensioning of a similiar driver here:

www.langeder.org/homemade-laser-driver-with-lm317/

[joran79]

I would sit the LED so it uses the reflector. This way it will only create a small lightbeam. Anywas a nice idea. Will use it for some projects. Thumbs up and in my favorites

[macobt]

Thanks joran79