Design a new Flux project schematic for an ESP32-C6 based LED driver that supports 24V FCOB LED strips with RGBW+CCT channels. The design will incorporate a 24V power input, voltage regulation down to 5V/3.3V for the ESP32-C6, and a MOSFET-based LED driver circuit for six channels with proper PWM mapping, protection elements, and necessary support circuitry.
Create a new Flux project and set up a fresh schematic.
Add core components:
Select and add an ESP32-C6 module (e.g., Seeed Studio XIAO ESP32C6 if available) to serve as the MCU.
Place a 24V power input connector for the LED strips and external supply.
Add connectors for the LED strip outputs corresponding to RGBW+CCT (six channels total).
Implement the power stage:
Add a 24V input stage including protection components such as a fuse, reverse polarity protection diode, and TVS diode.
Select and place a DC-DC regulator circuit to provide 5V/3.3V to the ESP32-C6 and its peripherals.
Add the LED driver stage:
Select and add MOSFET drivers (high-side or low-side as needed) to drive each of the six LED channels at 24V. Ensure the MOSFETs are rated for 24V application.
Map PWM signals from the ESP32-C6 to each MOSFET gate. If required, add level shifting/gate driver circuits between the MCU and MOSFETs.
Add support circuitry:
Incorporate decoupling capacitors for the ESP32-C6 and power regulators.
Add boot/reset circuitry and a programming header for the ESP32-C6.
Include any necessary pull-ups and filters on the control signals.
Connect the components:
Create interconnections between the power input, regulators, ESP32-C6, MOSFET drivers, and LED strip connectors.
Ensure proper routing of PWM signals and power distribution.
Validate the design:
Run ERC/DRC checks on the schematic.
Prepare notes for PCB layout, focusing on thermal management and safe clearances for high voltage areas.
A complete schematic that integrates a 24V input with necessary protection, adequate voltage regulation for the ESP32-C6, and a MOSFET-based LED driver for six channels (RGBW+CCT).
Correct mapping of PWM-capable GPIOs from the ESP32-C6 to each LED channel with appropriate level shifting/gate driver circuitry if needed.
Schematic passes ERC/DRC checks and includes support circuitry for reliable operation and programming of the ESP32-C6.
To get started, talk to Flux or create a New Document.
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Assets
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LED Driver Board for Seeed Studio XIAO v1.step
LED Driver Board for Seeed Studio XIAO v13D Model
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LED Driver Board for Seeed Studio XIAO
This LED driver board is a compact yet powerful solution supporting both 5V and 12V LED strips, including popular addressable RGB LEDs such as NeoPixel WS2812, WS2813, WS2815. Compatible with all XIAO boards, it enables smart control and automation through WLED and Home Assistant when using XIAO ESP32 Series, while offering flexible power options and comprehensive protection for safe, reliable operation in your lighting setup.