2 layers105.5 × 27 mm
Panel board
nategri/chernobyl_dice
A quantum random number generator with a Cold War aesthetic.
19 parts196MIT
2 layers76.2 × 101.6 mm
The Open Bar
theopenbar/PCB1I2C Controller Board based on MCP23008
- Size
- 76.2 × 101.6 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 97
- Nets
- 74
- Pads
- 347
- Tracks, vias
- 781, 41
- Pours
- 8
- Routed
- Yes
- KiCad
- KiCad 4
- Created
- 4 Aug 2016
- Updated
- 30 Sep 2020
Overview
The Open Bar is an open-source printed circuit board by theopenbar, from the theopenbar/PCB repository on GitHub, published under the GPL-3.0 licence. It is a 2-layer board of 76.2 × 101.6 mm with 97 parts on 74 nets, routed with 781 tracks and 41 vias.
It is built around the MCP23008-E/P. Its parts include 33 diodes, 32 transistors, 9 connectors, 8 capacitors and 6 ICs.
Main components
1Parts
97| Qty | Value | Footprint | References |
|---|---|---|---|
| 32 | D_Schottky | Project Folder:microSMP | D2, D10, D11, D12, D13, D14, D15, D16, D17, D18, D19, D20, D21, D22, D23, D24 +16 |
| 32 | MTM232270LBF | TO_SOT_Packages_SMD:SC-70 | Q1, Q2, Q10, Q11, Q12, Q13, Q14, Q15, Q16, Q17, Q18, Q19, Q20, Q21, Q22, Q23 +16 |
| 5 | CONN_01X02 | Terminal_Blocks:TerminalBlock_Pheonix_PT-3.5mm_2pol | P1, P2, P3, P4, P5 |
| 4 | 0.1uF | Capacitors_SMD:C_0402 | C5, C6, C7, C8 |
| 4 | CONN_01X16 | Terminal_Blocks:TerminalBlock_Pheonix_PT-3.5mm_16pol | P6, P7, P8, P9 |
| 4 | MCP23008 | Housings_SOIC:SOIC-18_7.5x11.6mm_Pitch1.27mm | IC1, IC2, IC3, IC4 |
| 3 | 1k | Resistors_SMD:R_0402 | R2, R3, R4 |
| 3 | Fiducial_Modern_CopperTop | Fiducials:Fiducial_1mm_Dia_2.54mm_Outer_CopperTop | FID1, FID2, FID3 |
| 2 | 1uF | Capacitors_SMD:C_0402 | C2, C3 |
| 1 | 220uF | Capacitors_SMD:C_1210 | C4 |
| 1 | 22uH | Inductors:SELF-WE-PD-XXL | L1 |
| 1 | 470uF | Capacitors_SMD:c_elec_10x10 | C1 |
| 1 | AP3003-5.0V | TO_SOT_Packages_SMD:TO-263-5Lead | U1 |
| 1 | DNP | Resistors_SMD:R_0402 | R1 |
| 1 | D_Schottky | Diodes_ThroughHole:Diode_DO-201AD_Horizontal_RM15 | D1 |
| 1 | TC1262 | TO_SOT_Packages_SMD:SOT-223 | U2 |
The 96 most common of 97 parts.
Questions
How big is the The Open Bar PCB?
It measures 76.2 × 101.6 mm and has 2 copper layers, 1.6 mm thick.
What parts does the The Open Bar use?
97 parts, built around the MCP23008-E/P. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the The Open Bar KiCad files?
From the theopenbar/PCB repository on GitHub, at the commit this page was made from: the board is The Open Bar.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the The Open Bar design in my own project?
Its repository publishes it under the GPL-3.0 licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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