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2 layers100 × 40 mmWled controller, the printed circuit board in 3D

A ESP-07 based controller to use with WLED and ATX power supplies.

Size
100 × 40 mm
Copper layers
2
Thickness
1.6 mm
Parts
45
Nets
27
Pads
124
Tracks, vias
235, 32
Pours
2
Routed
Yes
KiCad
KiCad 5 (file 20171130)
Created
7 Oct 2021
Updated
27 Oct 2021

Overview

Wled controller is an open-source printed circuit board by embediver, from the embediver/atx-wled-controller repository on GitHub. It is a 2-layer board of 100 × 40 mm with 45 parts on 27 nets, routed with 235 tracks and 32 vias.

It is built around the ESP-07, 74HCT00D and LM1117-3.3, with the LL4148 and BC817 among its other parts. Its parts include 10 resistors, 8 capacitors, 7 diodes, 5 ICs and 3 connectors. It belongs with the ESP8266 boards of this library.

Main components

5

README

README.md

A simple, ESP-07 based, controller for NeoPixel LED's

Designed to work with all kinds of single wire adressable NeoPixel LEDs and ATX Power supplies.

WLED-Controller.png

  • Works great with WLED
  • Support for IR Remotes
  • Two-Layer PCB designed for home production
  • 74HTC00 as Levelshifter
  • Output to Toggle PS-ON pin of ATX power supplies
  • Over voltage protection on I/O ports

It's intended to be uesed with ATX power supplies (since they are so easy availible), where it can be driven over the 5V always-on rail. By powering the LED's with the other Rails, they can be switched off together with the PS.

Parts

45
QtyValueFootprintReferences
6100nCapacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolderC2, C3, C5, C6, C7, C8
610kResistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolderR1, R2, R3, R4, R5, R9
6LL4148Diode_SMD:D_MiniMELFD2, D3, D4, D5, D6, D7
362RResistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolderR6, R7, R8
2220uCapacitor_THT:CP_Radial_D8.0mm_P3.50mmC1, C4
2SW_PushButton_Switch_THT:SW_PUSH_6mm_H13mmSW1, SW2
11N5817Diode_THT:D_DO-41_SOD81_P10.16mm_HorizontalD1
11k2Resistor_SMD:R_0805_2012Metric_Pad1.20x1.40mm_HandSolderR10
174HCT00Package_SO:SO-14_3.9x8.65mm_P1.27mmU2
1BC817Package_TO_SOT_SMD:SOT-23Q1
1Conn_01x05_MaleConnector_PinHeader_2.54mm:PinHeader_1x05_P2.54mm_VerticalJ3
1ESP-07ESP8266:ESP-07v2U3
1LM1117-3.3Package_TO_SOT_SMD:SOT-223-3_TabPin2U1
1LOGOWHSlogo:WHLOGOG***
1Screw_Terminal_01x04TerminalBlock_4Ucon:TerminalBlock_4Ucon_1x04_P3.50mm_HorizontalJ1
1Screw_Terminal_01x06TerminalBlock_4Ucon:TerminalBlock_4Ucon_1x06_P3.50mm_HorizontalJ2
1TSOP17xxOptoDevice:Vishay_CAST-3PinU5
1TSOP45xxOptoDevice:Vishay_MOLD-3PinU4

The 37 most common of 45 parts.

Questions

How big is the Wled controller PCB?

It measures 100 × 40 mm and has 2 copper layers, 1.6 mm thick.

What parts does the Wled controller use?

45 parts, built around the ESP-07, 74HCT00D, LM1117-3.3 and LL4148. 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 Wled controller KiCad files?

From the embediver/atx-wled-controller repository on GitHub, at the commit this page was made from: the board is wled-controller.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.

Can I use the Wled controller design in my own project?

Its repository states no licence, so its author keeps all rights: ask embediver before reusing the design.

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