Motherboard
About the Motherboard PCB
Motherboard is an open source PCB design by oats-center, published on GitHub. It is a 4-layer board measuring 108 × 88.9 mm, with 47 components from 34 distinct parts.
Other key parts include the LM27762 and TC1262-33. By type, the board carries 14 capacitors, 13 diodes, 9 resistors, 7 connectors, 2 ICs and 1 fuse.
From the project
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Main components on the Motherboard
Motherboard bill of materials (BOM)
47 components, 34 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | LM27762 | WSON-12-1EP_3x2mm_P0.5mm_EP1x2.65_ThermalVias | U2 |
| 1 | TC1262-33 | TC1262 | U3 |
| 1 | C89120 12V Alt Supply | TerminalBlock_Phoenix_MKDS-3-2-5.08_1x02_P5.08mm_Horizontal | J2 |
| 1 | C146243 ControllerPwr | PinSocket_1x03_P2.54mm_Vertical | J7 |
| 1 | C40877 ControllerEth | PinSocket_1x06_P2.54mm_Vertical | J8 |
| 1 | C5371993 SignalsIn | Signals_Module | J10 |
| 1 | C40877 SignalsOut | PinSocket_1x06_P2.54mm_Vertical | J11 |
| 1 | C5371993 ControllerSense | ControllerModel | J12 |
| 1 | ARJM11C7-114-BA-EW2 | ARJM11C7-114-BA-EW2_ABR | J13 |
| 1 | C206917 Fuse | 0154Series_LTF | F1 |
| 1 | R-78CK3.3-0.5 R-78CK5.0-0.5 | R78CK5005 | PS1 |
| 2 | ABS10 | Diode_Bridge_Diotec_ABS | D1, D2 |
| 1 | SMAJ58A | D_SMA | D3 |
| 1 | C2288 PGOOD | D_0603_1608Metric | D4 |
| 1 | C2288 +12V | D_0603_1608Metric | D5 |
| 1 | C2288 +5V | D_0603_1608Metric | D6 |
| 1 | C2288 +3V3D | D_0603_1608Metric | D7 |
| 1 | US1M | D_SMA | D8 |
| 1 | ESD7381MUT5G | D_0201_0603Metric_Pad0.64x0.40mm_HandSolder | D11 |
| 4 | BAV199 | SOT-23 | D12, D13, D14, D15 |
Show 14 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | 1NF 1nF | C_0603_1608Metric | C1 |
| 1 | 22NF 22nF | C_0603_1608Metric | C2 |
| 1 | 10NF 10nF | C_0603_1608Metric | C3 |
| 4 | 10UF 10uF | C_0603_1608Metric | C4, C5, C20, C21 |
| 1 | C165558 25V 100uF | CP_Radial_D6.3mm_P2.50mm | C6 |
| 1 | C70462 25V 10uF | C_1206_3216Metric | C7 |
| 1 | 2.2UF 2.2uF | C_0603_1608Metric | C14 |
| 1 | 10UF 10uF | C_0805_2012Metric | C15 |
| 3 | 4.7UF 4.7uF | C_0603_1608Metric | C16, C17, C18 |
| 1 | 10 | R_0603_1608Metric | R1 |
| 2 | 100K 100k | R_0402_1005Metric | R4, R5 |
| 2 | 56K 56k | R_0402_1005Metric | R6, R7 |
| 1 | 1k | R_0402_1005Metric | R8 |
| 3 | 270 | R_0402_1005Metric | R9, R10, R11 |
Motherboard design files
The KiCad project lives in the oats-center/avena-rs repository on GitHub; these links point at the commit this page was built from.
Motherboard: common questions
How big is the Motherboard PCB?
The Motherboard measures 108 × 88.9 mm, has 4 copper layers and is 1.6 mm thick.
How many components are on the Motherboard?
47 components, from 34 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 Motherboard design files?
From the oats-center/avena-rs 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 Motherboard design in my own project?
The repository has no license, so all rights stay with oats-center. Use it as a reference, and ask the author before reusing the design.
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