Board Design
Board design documentation for Traffic light project
Last updated
Board design documentation for Traffic light project
Last updated
The general board size is 230 x 250 mm, more detailed dimensions can be referred in the PDF file below.
The circuit schematic of the Smart Traffic Light module composes three parts as listed below
C1, C2
0.1uF
C_1206_3216Metric
2
C4, C6
22uF
C_1206_3216Metric
2
C8, C9
1uF
C_1206_3216Metric
2
C3
1000pF
C_1206_3216Metric
1
C5
4.7uF
C_1206_3216Metric
1
C7
100pF
C_1206_3216Metric
1
R1, R2, R5, R7, R11
10K
R_1206_3216Metric
5
R3, R6, R8
1K
R_1206_3216Metric
3
R4
10k
02LDR1-Enlarge
1
R9
8.2K
R_1206_3216Metric
1
R10
3.3K
R_1206_3216Metric
1
R12
0R
Jumper-1206Padx3
1
L1
2.2uH
L_1206_3216Metric
1
D2, D3
1N4148
D_SOD-123
2
D1
1N5819
D_SOD-123
1
U2, U3
EST248GUA
TO-92-EST248GUA-Enlarge
2
U1
LM393
SOP-8_3.9x4.9mm_P1.27mm
1
U4
XL1509-ADJE1
SOP-8_3.9x4.9mm_P1.27mm
1
U5
MIC5504-3.3YM5
SOT-23-5
1
SW1, SW2
SW_6X6X6
SW_PUSH_6mm-Enlarge
2
SW3
SW_DPDT_x2
SW-MT-0-102-A101-M200-RS+PJ-Enlarge
1
H1, H2, H3, H4
MountingHole
MountingHole_3.2mm_M3
4
RV1, RV2
10k
3386P-Enlarge
2
J4, J5, J6, J7, J8, J9, J10, J11
Roadlight
PinSocket_2x03_P2.54mm_Vertical_SMD
8
J1, J3, J12, J13
Conn_02x05_Odd_Even
PinSocket_2x05_P2.54mm_Vertical_SMD
4
J16, J17, J18
Conn_Charge
XH-2A-P2.54-Enlarge
3
J2
STEP_FPGA
DIP-40_800_Enlarge
1
J15
Conn_BAT
XH-2A-P2.54-Enlarge
1
J19
STEP_PICO
RPi_Pico_Core
1
