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SMT贴片点数及DIP插件点数计算方式

 
Issuing time:2022-12-21 17:39

SMT贴片点数及DIP插件点数计算方式

电路板及IC.jpg

贴片类:
NO贴片名称计算点数备注
1电容、电阻(0402-1210)1
2电容、电阻(0402以下)2太小抛料
3二、三级管2有方向性
4钽电容、铝电解电容、电感2元件大的算4个点
5SOP、QFP类芯片3脚/计1点元件脚可以看到的
6QFN、BGA类芯片2脚/计1点元件脚看不到的
7排针座3脚/计1点最低计算3个点
8其它异型类元件(按实际情况确定)2脚/计1点最低计算3个点


插件类:
NO插件名称计算点数备注
1电解电容,电源座,Y电容、二级管等1脚/计1点
2排针座2脚/计1点最低计算2个点
3后焊元件脚焊盘较大的1脚/计2点正常点的倍数计算
4其它常用元器件3脚/计1点依实际情况计算



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