下面是[固定电压电源供应电路]的电路图

元件BOM表：

C1 2200uF 35V Electrolytic Capacitor
C2, C4 0.1uF Ceramic Disc Capacitor
C3 10uF 35V Electrolytic Capacitor
D1, D2 1N4007 Silicon Diode
BR1 2A 30V Bridge Rectifier
U1 Regulator (See Notes)
T1 Transformer (See Notes)
S1 SPST 2 Amp Switch
F1 2A 250V Fuse and Holder
MISC Heatsink For U1, Line Cord, Case, Wire