LM2596S DC 5V-36V to DC 1.5V-33V Step down converter
U1- LM2596s
C1- 50V 100uF kondezator
C2- 35V 220uF kondezator
C3- 0.1uF (104) kondenzator
C4- 0.1uF (104) kondenzator
D1- 3.0 A Schottky Barrier Rectifiers
D2- led dioda
L2- 47uH induktor (470)
R1- 1KΩ otpornik
R3- 330Ω otpornik
RV1- 10KΩ Podesivi otpornik