Kha led strip
About the Kha led strip PCB
Kha led strip is an open source PCB design by kiu, published on GitHub under the CC-BY-NC-4.0 license. It is a 2-layer board measuring 50 × 53 mm, with 22 components from 18 distinct parts.
Other key parts include the AVR64DD32, SP481E and AP63205WU. By type, the board carries 8 capacitors, 5 connectors, 3 ICs, 2 transistors, 2 resistors and 1 fuse.
From the project
Overengineered Modular RS-485 Multi-Master 19" Subrack Home Automation / Control
Main components on the Kha led strip
Kha led strip bill of materials (BOM)
22 components, 18 distinct parts.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | AVR64DD32 | TQFP-32_7x7mm_P0.8mm | U1 |
| 1 | SP481E | SOIC-8_3.9x4.9mm_P1.27mm | U2 |
| 1 | AP63205WU | TSOT-23-6 | U3 |
| 1 | DMG2301L | SOT-23 | Q1 |
| 1 | MMBT3904 | SOT-23 | Q2 |
| 1 | 1x03_Jumper | PinHeader_1x03_P2.54mm_Vertical | J1 |
| 1 | AVR-UPDI-6 | eAVR6-UPDI-F | J2 |
| 2 | RJ45_Shielded | GDLX-S-88K | J3, J4 |
| 1 | Screw_Terminal_01x04 | TerminalBlock_Phoenix_MKDS-1,5-4-5.08_1x04_P5.08mm_Horizontal | J5 |
| 1 | Polyfuse | Fuse_0805_2012Metric | F1 |
| 1 | 4.7uH | L_1210_3225Metric | L1 |
| 1 | 10nF | C_0805_2012Metric | C1 |
| 3 | 100nF | C_0805_2012Metric | C2, C3, C5 |
| 1 | 470uF | CP_Elec_8x10.5 | C4 |
| 1 | 10uF | C_0805_2012Metric | C6 |
| 1 | 47uF | C_1210_3225Metric | C7 |
| 1 | 220uF | CP_EIA-6032-28_Kemet-C | C8 |
| 2 | 10k | R_0805_2012Metric | R1, R2 |
Kha led strip design files
The KiCad project lives in the kiu/kha repository on GitHub; these links point at the commit this page was built from.
Kha led strip: common questions
How big is the Kha led strip PCB?
The Kha led strip measures 50 × 53 mm, has 2 copper layers and is 1.6 mm thick.
How many components are on the Kha led strip?
22 components, from 18 distinct parts. The full bill of materials is listed on this page.
Where can I download the Kha led strip design files?
From the kiu/kha repository on GitHub, which has the KiCad layout and the schematic; the links under Design files point to each one.
Can I use the Kha led strip 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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