【PCB design】

1. Schematic diagram

2. PCB

2.1 Trace Width

Current: (Mainly consider heat generation and voltage drop issues, the wiring is equivalent to resistance, the thicker the resistance, the smaller the heat generation)

  • Over 1A current, at least 10mil, recommended 15mil
  • Over 2A current, at least 30mil, recommended 50mil
  • Over 3A current, at least 60mil, recommended 100mil
  • If the current is greater than 3A, it is recommended to use copper or window type?
    Signal:

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Origin blog.csdn.net/weixin_44029896/article/details/126305188