

RGBW Controller
- Size
- 20 × 35 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 25
- Nets
- 33
- Pads
- 77
- Tracks, vias
- 178, 21
- Pours
- 3
- Routed
- Yes
- KiCad
- KiCad 6 (file 20211014)
- Created
- 8 Dec 2020
- Updated
- 1 Feb 2022
Overview
RGBW Controller is an open-source printed circuit board by maxl95, from the maxl95/RGBW-Controller repository on GitHub, published under the MIT licence. It is a 2-layer board of 20 × 35 mm with 25 parts on 33 nets, routed with 178 tracks and 21 vias.
It is built around the ESP-12F and AO3400A. Its parts include 11 resistors, 4 transistors, 3 capacitors, 2 connectors and 1 IC. It belongs with the ESP8266 boards of this library.
Main components
2README
README.mdRGBW-Controller
This is a low cost and tasmota compatile RGBW-Controller as an alternative to MagicHome devices. Everything is untested until now.
Some specs:
- operating voltage 12V (becaus of the mini360)
- max current per channel (color) 5A in theory
- fully compatible with Tasmota
- price/piece around 5.60€
- dimensions 20mm x 35mm
Tasmota template:
known bugs:
Short circuit between +12V and GND because of a polygon error
Pictures:

Parts
25| Qty | Value | Footprint | References |
|---|---|---|---|
| 4 | 10k | Resistor_SMD:R_0603_1608Metric | R2, R4, R6, R8 |
| 4 | 330 | Resistor_SMD:R_0603_1608Metric | R1, R3, R5, R7 |
| 4 | AO3400A | Package_TO_SOT_SMD:SOT-23 | Q1, Q2, Q3, Q4 |
| 2 | 100k | Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R9, R10 |
| 2 | 100n | Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder | C2, C3 |
| 1 | 10k | Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R11 |
| 1 | 3V3 | Jumper:SolderJumper-2_P1.3mm_Open_Pad1.0x1.5mm | JP2 |
| 1 | 47µ | Capacitor_Tantalum_SMD:CP_EIA-3528-12_Kemet-T_Pad1.50x2.35mm_HandSolder | C1 |
| 1 | ESP-12F | RF_Module:ESP-12E | U1 |
| 1 | LOGO | QR-Code:QR-Code | G*** |
| 1 | Mini360_Module | mini360:Mini360_Module | mini360 |
| 1 | Power | Connector_PinHeader_2.54mm:PinHeader_1x02_P2.54mm_Vertical | J1 |
| 1 | Prog | Jumper:SolderJumper-2_P1.3mm_Open_Pad1.0x1.5mm | JP1 |
| 1 | RGBW | Connector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_Horizontal | J2 |
Questions
How big is the RGBW Controller PCB?
It measures 20 × 35 mm and has 2 copper layers, 1.6 mm thick.
What parts does the RGBW Controller use?
25 parts, built around the ESP-12F and AO3400A. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the RGBW Controller KiCad files?
From the maxl95/RGBW-Controller repository on GitHub, at the commit this page was made from: the board is RGBW-Controller.kicad_pcb and its schematic RGBW-Controller.kicad_sch. PCBKit opens the board in the browser, with nothing to install.
Can I use the RGBW Controller design in my own project?
Its repository publishes it under the MIT licence: you may reuse it on that licence's terms (keep the author's notice, and for a copyleft licence share your changes alike).
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