Lm317 diagram 3v volts output fritzing circuit if source above microcontroller 3v converter 5v circuit bom components required Make this 3.3v, 5v, 9v smps circuit
12V, 9V, 6V, 5V & 3.3V multiple voltage power supply circuit - Gadgetronicx
Lm317 to output 3.3 volts
3.3v and 5v outputs
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Dc converter circuit 5v diagram 3v outputs schematics12v, 9v, 6v, 5v & 3.3v multiple voltage power supply circuit 1.5v to 3.3v converterLevel circuit shifter 5v 3v shifting spi voltage dissipated minimize power transistor down stack.
