hi all,
attached herewith is a circuit diagram of a power supply using lm723. its positive psu. my is can it be modified to provide a negative voltage. if yes how?. or any one can provide a working diagram of adjustable negative psu. i must use lm723,any 3-pin regulators are not allowed to me.
attached herewith is a circuit diagram of a power supply using lm723. its positive psu. my is can it be modified to provide a negative voltage. if yes how?. or any one can provide a working diagram of adjustable negative psu. i must use lm723,any 3-pin regulators are not allowed to me.