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  • PCB原理图与PCB设计文件,两者有何本质区别?

       2026-04-19 网络整理佚名810
    Key Point:元器件封装表示实际元器件的外形尺寸和引脚布局;布线层用于描述电路板上导线的走向和宽度;焊盘是元器件引脚与电路板导线的连接点;过孔则用于实现不同布线层之间的电气连接;丝印层则用于标注
     
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