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Schematic

Layout

Preview

CHG_S
R1
Resistance
Resistance
TS
R5
Resistance
10kΩ
CHG_S
R2
Resistance
Resistance
~EN
R3
Resistance
Resistance
ISETU
R9
Resistance
10kΩ
R4
Resistance
Resistance
~EN
R6
Resistance
Resistance
ISETU
TS
R8
Resistance
10kΩ
R7
Resistance
1.5kΩ
VACIN
VUSB
VSYS
VOUT1
VSYS
VACIN
Q2
ACIN
VACIN
USB
VBAT
VUSB
VOUT2
VUSB
VOUT1
VACIN
VSYS
VOUT1
VSYS
VBAT
VSYS
Q1
VUSB
VSYS
VOUT2
VOUT2
C7
Capacitance
4.7uF
LED1
C3
Capacitance
220pF
L1
Inductance
2.2uH
C4
Capacitance
10uF
C6
Capacitance
4.7uF
L2
Inductance
2.2uH
C5
Capacitance
0.1uF
D1
C1
Capacitance
220pF
C9
Capacitance
1uF
C2
Capacitance
10uF
C8
Capacitance
1uF
U2
BAT

RT9511 Reference Design