Based on Hans Polak and Ivey's design.
Thanks for Hans Polak and Ivey.
This design is similar but uses LM317 and no Zener diode
BOM
Reference(s): Value
C1, C2, C8, C9, C101, C102: 330uF /50V
C3, C103 6n8
C4, C104 22n
C5, C7, C105: 47uF / 50V
C6, C106: 1uF/50V non electrolytic
C11,C111: 3p3
J1, J3 TerminalBlock:TerminalBlock_bornier-3_P5.08mm
J2 TerminalBlock:TerminalBlock_bornier-2_P5.08mm
Q1, Q2, Q3, Q101, Q102, Q103: 2N2222A
R1, R101: 150 Ohm
R2, R9, R102, R109: 1K8
R3, R103: 8K2
R4, R8, R104, R108: 100
R5, R105: 12K
R6, R106: 270K
R7, R107: 6K
R10, R110: 1K
R12, R112: 47K
R13, R113: 4K7
R14, R114: 10K
R11: 220
R15: 3K3
U1: LM317_TO-220