Joule thief - two transistors LED driver

@f0f0r3

9 years ago

https://everycircuit.com/circuit/4929193288925184

Circuit from Internet good for DIY flashlight I build this with: PNP BD140 NPN D882 Inductor 681uH Resistor1 47.3k Resistor2 46.7k (attached to ground and NPN transistor) Capicator 100 100-U WIMA (i dont know capacity) 100nF or 10nF