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Schematic

Layout

3D View

Debugging Port
K1
Q2
Q4
R15
Resistance
100 Ω
R5
Resistance
4.7kΩ
R14
Resistance
100 Ω
R13
Resistance
100 Ω
R6
Resistance
4.7kΩ
R3
Resistance
100 Ω
R1
Resistance
10kΩ
R4
Resistance
4.7kΩ
R2
Resistance
470 Ω
R7
Resistance
4.7kΩ
U1
SW1
Part Type
Reset Button
U2
Manufacturer Part Number
AMS1117-3.3
U5
C8
Capacitance
470uF
Max Reverse Voltage
25v V
B1
C6
Capacitance
220uF
Max Reverse Voltage
12 V
U4
.1
R10
Resistance
10kΩ
SIM 7600 Port
4x4 Matrix eypad
D2
D3
Q5
DC PUMP
C10
Capacitance
1000uF
C1
Capacitance
1uF
LED1
MG990R
LED2
C2
Capacitance
1uF
Graphics LCD Screen
C3
Capacitance
0.1uF
C4
Capacitance
10uF
C7
Capacitance
0.1uF
LM2596S-5.0/NOPB
Manufacturer Part Number
LM2596S-5.0/NOPB
C5
Capacitance
1uF
L1
Designator Prefix
33uH

Smart Vending System Control Board