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PCB设计：工业级4层板EMC Checklist

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2025-5-11 19:08:26 显示全部楼层阅读模式

PCB设计：工业级4层板EMC Checklist

必检项：

所有高速信号线距≥3×线宽
地平面裂缝宽度<1/20波长（@1GHz）
电源入口TVS二极管响应时间<1ns
模板下载：4层电机驱动板Gerber

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