Led wing
joshajohnson·iCE40-feather·breakouts/led-wing/led-wing.kicad_pcb
About the Led wing PCB
Led wing is an open source PCB design by joshajohnson, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 22.9 × 50 mm, with 48 components from 15 distinct parts.
Other key parts include the MCP73831T-2ACI/OT. By type, the board carries 37 diodes, 4 switches, 4 resistors, 1 IC, 1 connector and 1 capacitor.
It belongs with the dev boards & breakouts designs in this gallery.
From the project
iCE40UP5K in an Adafruit Feather form factor
iCE40 Feather is a Lattice iCE40UP5K FPGA in the Adafruit Feather form factor.
- Lattice iCE40UP5K FPGA. - 20 IO in the standard Feather pinout. - 6 extra IO on AREF and extra pads on back of board. - FT2232 enables both programming and communications over UART through a Type-C USB connector. - QSPI flash. - Onboard RX/TX, user, and RGB LEDs.
- Key parts of this board were based off the iCEBreaker project. - Tisham Dhar was the driving force behing the 0.2 redesign.

Main components on the Led wing
Led wing bill of materials (BOM)
48 components, 15 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | MCP73831T-2ACI/OT CD74HC4050 Microchip Technology | TSSOP-16_4.4x5mm_P0.65mm | U1 |
| 1 | TYPE-C-31-M-12 Feather Korean Hroparts Elec | featherwing | J1 |
| 1 | KMR221GLFS SW_Push C&K | BT_PTS815 | SW1 |
| 3 | SW_Push | BT_PTS815 | SW2, SW3, SW4 |
| 1 | KT-0603R LED_RGBA Hubei KENTO Elec | LED_ARGB_PLCC4_1210 | D1 |
| 1 | E6C0603SEAC1UDA LED EKINGLUX | LED_0603_1608Metric_45_noSilk | D2 |
| 2 | 19-217/GHC-YR1S2/3T LED Everlight Elec | LED_0603_1608Metric_45_noSilk | D3, D4 |
| 1 | MBR120ESFT1G LED ON Semiconductor | LED_0603_1608Metric_45_noSilk | D5 |
| 1 | 19-217/BHC-ZL1M2RY/3T LED Everlight Elec | LED_0603_1608Metric_45_noSilk | D6 |
| 1 | FM-B2020RGBA-HG LED Foshan NationStar Optoelectronics | LED_0603_1608Metric_45_noSilk | D7 |
| 30 | LED | LED_0603_1608Metric_45_noSilk | D8, D9, D10, D11, D12, D13, D14, D15 +22 |
| 1 | CC0402KRX5R6BB475 100n Yageo | C_0603_1608Metric | C1 |
| 1 | YC124-JR-0710KL 10K Yageo | R_Array_Convex_4x0402 | RN1 |
| 1 | YC124-JR-0710KL 330R Yageo | R_Array_Convex_4x0402 | RN2 |
| 2 | 330R | R_Array_Convex_4x0402 | RN3, RN4 |
Led wing design files
The KiCad project lives in the joshajohnson/iCE40-feather repository on GitHub; these links point at the commit this page was built from.
Led wing: common questions
How big is the Led wing PCB?
The Led wing measures 22.9 × 50 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Led wing?
48 components, from 15 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 Led wing design files?
From the joshajohnson/iCE40-feather repository on GitHub, which has the KiCad layout and the BOM; the links under Design files point to each one.
Can I use the Led wing design in my own project?
It is published under CC-BY-NC-4.0, which limits how it may be reused; read the license before building on it.
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