Ethernet
About the Ethernet PCB
Ethernet is an open source PCB design by atopile, published on GitHub under the MIT license. It is a 2-layer board measuring 33.2 × 13.6 mm, with 32 components from 17 distinct parts.
Other key parts include the W5500, J1B1211CCD and X322525MMB4SI. By type, the board carries 16 capacitors, 13 resistors and 3 ICs.
From the project
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Main components on the Ethernet
Ethernet bill of materials (BOM)
32 components, 17 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | W5500 WIZNET | LQFP-48_L7.0-W7.0-P0.50-LS9.0-BL | U1 |
| 1 | J1B1211CCD WIZNET | RJ45-TH_J1B1211CCD | U2 |
| 1 | X322525MMB4SI Yangxing Tech | CRYSTAL-SMD_4P-L3.2-W2.5-BL | U3 |
| 1 | CC0805KRX7R9BB102 1nF ±10% 50V X7R YAGEO | C0805-3b2e55 | C1 |
| 1 | GRM155R71H223KA12D 22nF ±10% 50V X7R Murata Electronics | C0402-b3ef17 | C2 |
| 2 | CC0402KRX7R9BB682 6.8nF ±10% 50V X7R YAGEO | C0402-b3ef17 | C3, C4 |
| 2 | CC0402KRX7R9BB103 10nF ±10% 50V X7R YAGEO | C0402-b3ef17 | C5, C6 |
| 1 | CL05A475KP5NRNC 4.7µF ±10% 10V X5R Samsung Electro-Mechanics | C0402-b3ef17 | C7 |
| 6 | CL05B104KO5NNNC 100nF ±10% 16V X7R Samsung Electro-Mechanics | C0402-b3ef17 | C8, C9, C10, C11, C12, C13 |
| 1 | CL21A106KAYNNNE 10µF ±10% 25V X5R Samsung Electro-Mechanics | C0805-3b2e55 | C14 |
| 2 | CC0402JRNPO9BN100 10pF ±5% 50V C0G YAGEO | C0402-b3ef17 | C15, C16 |
| 2 | 0402WGF2200TCE 220Ω ±1% 62.5mW UNI-ROYAL(Uniroyal Elec) | R0402-56259e | R1, R2 |
| 4 | 0402WGF330JTCE 33Ω ±1% 62.5mW UNI-ROYAL(Uniroyal Elec) | R0402-56259e | R3, R4, R8, R9 |
| 4 | 0402WGF499JTCE 49.9Ω ±1% 62.5mW UNI-ROYAL(Uniroyal Elec) | R0402-56259e | R5, R6, R10, R11 |
| 1 | 0402WGF100JTCE 10Ω ±1% 62.5mW UNI-ROYAL(Uniroyal Elec) | R0402-56259e | R7 |
| 1 | 0402WGF1242TCE 12.4kΩ ±1% 62.5mW UNI-ROYAL(Uniroyal Elec) | R0402-56259e | R12 |
| 1 | 0402WGF1004TCE 1MΩ ±1% 62.5mW UNI-ROYAL(Uniroyal Elec) | R0402-56259e | R13 |
Ethernet design files
The KiCad project lives in the atopile/hil repository on GitHub; these links point at the commit this page was built from.
Ethernet: common questions
How big is the Ethernet PCB?
The Ethernet measures 33.2 × 13.6 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Ethernet?
32 components, from 17 distinct parts. The full bill of materials is listed on this page.
Where can I download the Ethernet design files?
From the atopile/hil repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Ethernet design in my own project?
Yes, under the terms of its MIT license, which atopile chose for the repository.
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