VBAT
3V3
R2
Resistance
1KΩ
R1
Resistance
3.4KΩ
5V
U1
VBAT
H4
L1
Inductance
2.2uH
J1
H2
H1
H3
C2
Capacitance
33uF
VIN
C1
Capacitance
10uF
C3
Capacitance
0.1uF