LED Ring
About the LED Ring PCB
LED Ring is an open source PCB design by NiciKreis, published on GitHub under the MIT license. It is a 2-layer board measuring 60 × 60 mm, with 67 components from 27 distinct parts.
Other key parts include the PCA9552D,118. By type, the board carries 27 resistors, 23 capacitors, 12 diodes, 2 LEDs, 1 IC and 1 transistor.
Main components on the LED Ring
LED Ring bill of materials (BOM)
67 components, 27 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | PCA9552D,118 | SOIC127P1032X265-24N | IC1 |
| 1 | FS8205A BSS138 | SOT-23 | Q1 |
| 1 | 87224-3 Board2Board | PinHeader_2x03_P2.54mm_Vertical_SMD | J1 |
| 2 | LDS-SMHTA5604RISIT | LDS-SMHTA5604RISIT_LUM | LED1, LED2 |
| 1 | C434446 SK6812 | LED_SK6812_PLCC4_5.0x5.0mm_P3.2mm | D1 |
| 1 | C434445 SK6812 | LED_SK6812_PLCC4_5.0x5.0mm_P3.2mm | D2 |
| 10 | SK6812 | LED_SK6812_PLCC4_5.0x5.0mm_P3.2mm | D3, D4, D5, D6, D7, D8, D9, D10 +2 |
| 2 | 10U 100n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C1, C2 |
| 11 | 100N 100n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C3, C6, C7, C10, C11, C12, C14, C15 +3 |
| 2 | 30Q 100n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C4, C5 |
| 2 | 100n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C8, C9 |
| 1 | 100N 4.7u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C13 |
| 3 | 100N 1u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C17, C18, C21 |
| 1 | 25P 1u | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C22 |
| 1 | 3.9P 100n | C_0603_1608Metric_Pad1.08x0.95mm_HandSolder | C23 |
| 2 | 5.1K 4k7 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R1, R2 |
| 1 | 5.1K 330 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R3 |
| 4 | 330 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R4, R5, R14, R15 |
| 1 | 100 330 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R6 |
| 4 | 330 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R7, R8, R18, R19 |
Show 7 more
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 2 | 27.4 330 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R9, R10 |
| 3 | 10k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R11, R26, R27 |
| 3 | 10K 330 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R12, R16, R17 |
| 1 | 56K 330 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R13 |
| 2 | 100 0 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R20, R21 |
| 1 | 330 0 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R22 |
| 3 | 0 | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R23, R24, R25 |
LED Ring design files
The KiCad project lives in the NiciKreis/ET21-Frackstock repository on GitHub; these links point at the commit this page was built from.
LED Ring: common questions
How big is the LED Ring PCB?
The LED Ring measures 60 × 60 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the LED Ring?
67 components, from 27 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 Ring design files?
From the NiciKreis/ET21-Frackstock 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 LED Ring design in my own project?
Yes, under the terms of its MIT license, which NiciKreis chose for the repository.
