Introduction: Super Efficient Joule Thief - to Light Up 24 LEDs
Simple and very efficient Joule Thief that light's up 24 LEDs - The component required are
4 x inductors 82uH
2 x 1N4007 diodes
1 x 5.6KOhm resistor
2 x 10nF capacitor
And a breadboard board or PCB board or circuit board.
Follow This schematic how to connect the component