Main Board
About the Main Board
Main Board is an open source PCB design by ambadran, published on GitHub. It is a 2-layer board measuring 63.9 × 77.9 mm, with 35 components from 11 distinct parts.
Other key parts include the PC817. By type, the board carries 16 resistors, 4 ICs, 4 transistors, 4 LEDs and 1 capacitor.
From the project
repo for holding my free lance work
Main components on the Main Board
Main Board bill of materials (BOM)
35 components, 11 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 4 | PC817 | DIP-4_W7.62mm | U1, U2, U3, U4 |
| 4 | BD681 | TO-126-3_Vertical | Q1, Q2, Q3, Q4 |
| 4 | JST-3p | JST_EH_B3B-EH-A_1x03_P2.50mm_Vertical | PIR_sensor1, PIR_sensor2, PIR_sensor3, PIR_sensor4 |
| 1 | Screw_Terminal_01x02 | TerminalBlock_bornier-2_P5.08mm | PowerIn1 |
| 1 | Conn_02x20 | PinSocket_2x20_P2.54mm_Vertical | RaspberryPiZeroW1 |
| 4 | JST-2p | JST_EH_B2B-EH-A_1x02_P2.50mm_Vertical | LED1, LED2, LED3, LED4 |
| 1 | 470uF | CP_Radial_D8.0mm_P3.50mm | C1 |
| 4 | 330 | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R1, R3, R5, R7 |
| 4 | 1k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R2, R4, R6, R10 |
| 4 | 10k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R8, R11, R13, R15 |
| 4 | 20k | R_Axial_DIN0207_L6.3mm_D2.5mm_P7.62mm_Horizontal | R9, R12, R14, R16 |
Main Board design files
The KiCad project lives in the ambadran/Free-Lance-Projects repository on GitHub; these links point at the commit this page was built from.
Main Board: common questions
How big is the Main Board?
The Main Board measures 63.9 × 77.9 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Main Board?
35 components, from 11 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.
Where can I download the Main Board design files?
From the ambadran/Free-Lance-Projects repository on GitHub, which has the KiCad layout, the schematic and the BOM; the links under Design files point to each one.
Can I use the Main Board design in my own project?
The repository has no license, so all rights stay with ambadran. Use it as a reference, and ask the author before reusing the design.
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