Schematic of Pet Tracker Module 9f1t
U2
C3
Capacitance
4.7uF
C5
Capacitance
1uF
R3
Resistance
22 Ω
R8
Resistance
10KΩ
D1
R2
Resistance
1KΩ
R1
Resistance
1KΩ
L1
Inductance
22uH
U3
BT1
LED1
J2
U4