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Power Supply Tempate
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Schematic
Layout
3D View
C17
Capacitance
10uF
SOLAR POWER INTERFACE
C24
Capacitance
10uF
C18
Capacitance
100nF
POWER CIRCUIT
Q1 Disconnects SOLAR input when both SOLAR and USB are connected. NOTE: This is a depletion type mosfet
C19
Capacitance
68pF
C15
Capacitance
10uF
Iset = 6800 / Rset = 1A
C21
Capacitance
100nF
C16
Capacitance
4u7 F
I_ch = (Vset / Rset) * 900 = 900mA
C23
Capacitance
100nF
VBAT
VUSB
U3
VSOLAR
+3V3
GND
R14
Resistance
6k8 Ω
R8
Resistance
15kΩ
R13
Resistance
68kΩ
Q1
R11
Resistance
1k5 Ω
U5
L2
Inductance
2u2 H
D4
Color
Red
R7
Resistance
2kΩ
U4
D5
Color
Green
D2
Manufacturer Part Number
SS34
Project
Power Supply Tempate
