R14
Resistance
0 Ω
R9
Resistance
1MΩ
R19
Resistance
0 Ω
R8
Resistance
200kΩ
R25
Resistance
4.7kΩ
R22
Resistance
0 Ω
R15
Resistance
100kΩ
R30
Resistance
0 Ω
R21
Resistance
0 Ω
R1
Resistance
0 Ω
R20
Resistance
200kΩ
R18
Resistance
0 Ω
R11
Resistance
24kΩ
R23
Resistance
4.7kΩ
R16
Resistance
0 Ω
R3
Resistance
100kΩ
R2
Resistance
200kΩ
R29
Resistance
200kΩ
R26
Resistance
4.7kΩ
R13
Resistance
0 Ω
R28
Resistance
4.7kΩ
R6
Resistance
0 Ω
R12
Resistance
475kΩ
R24
Resistance
4.7kΩ
R5
Resistance
0 Ω
R27
Resistance
4.7kΩ
R4
Resistance
0 Ω
R17
Resistance
0 Ω
R7
Resistance
0 Ω
R10
Resistance
499kΩ
TP8
TP10
C1
Capacitance
10uF
C9
Capacitance
0.1uF
TP13
C4
Capacitance
1uF
C6
Capacitance
0.1uF
TP11
C8
Capacitance
0.1uF
C3
Capacitance
1uF
C5
Capacitance
0.1uF
TP17
TP4
TP12
TP6
C2
Capacitance
15uF
TP14
TP2
TP9
C7
Capacitance
0.1uF
TP5
TP15
TP7
TP16
TP3
J1
J2
U4
Q1
Designator Prefix
Q
Q2
Designator Prefix
Q
Q3
Designator Prefix
Q
Note 2
Line 1
J1 pin 1 corresponds to pin 1 to of the RPi Pico W Pinout
Line 2
J2 pin 1 corresponds to pin 40 of the RPi Pico Pinout
Line 3
I2C1 pins 31 (SDA) and 32 (SCL)
Line 4
V_ST_STO attached to ADC2
Line 5
INT_PI attached to GP21
CP1
D1
U2
Not Recommended for New Designs
Note 1
Line 1
R_MPP[2:0] set to 100 to configure MPPT ratio to 80%
Line 2
T_MPP[1:0] set to 11 to configure MPPT sampling to 1.12s every 71.7s
Line 3
STO_CFG[3:0] set to 0111 for Custom Mode (use resistors to select)
Line 4
R1,R2, R3, R4 chosen for Vovch = 4.2V, Vchrdy = 4V, Vovdis = 2V
L1
Inductance
10uH
SC1
U3
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