U2
R3
Resistance
22 Ω
R8
Resistance
10KΩ
R2
Resistance
1KΩ
R1
Resistance
1KΩ
C3
Capacitance
4.7uF
L1
Inductance
22uH
C5
Capacitance
1uF
D1
U5
U3
BT1
LED1
J2
U4