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LED Filament Driver board for controlling up to 10 LED filaments

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KiCad project also contains a driver for EDP displays, however this schematic was not included in the final PCB.


BOM:

  • STM32F103C6T6/STM32F103C8T6
  • 10x AO3400 MOSFET SOT-23
  • 13x 10K 0603
  • 6x 100nF 0603
  • 1x 470uF electrolytic cap
  • 8 MHz crystal
  • 2x 20pF 0603
  • 1x AMS1117 3.3

AMS1117 3.3 is rated for 1A, make sure the LED filaments do no consume more than 1A.

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