4 Layer ENIG Impedance Half Hole PCB
Hanyar Sarrafa Ƙarfafa Rabin Ramin PCB hakowa
The takamaiman metallized rabin-rami za a sarrafa ta da wadannan hanya: duk metallized rabin-rami PCB ramukan za a huda a cikin hanyar hakowa bayan zana plating da kuma kafin etching, daya rami za a huda a intersection maki a duka iyakar na biyu na hakowa. rabin rami.
1) Ƙirƙirar tsarin MI bisa ga tsarin fasaha,
2) da karfe rabin rami ne rawar soja rawar soja (ko gong out), adadi bayan plating, kafin etching biyu rawar soja rabin rami, dole ne la'akari da siffar gong tsagi ba zai fallasa jan karfe, rawar soja rabin rami zuwa naúrar motsi,
3) Ramin dama (hana rabin rami)
A. Yi hakowa da farko, sa'an nan kuma juya farantin (ko shugabanci);Haɗa rami a hagu
B. Manufar ita ce a rage ja da wukar rawar soja a kan tagulla a cikin rami na ciki na rabin ramin, wanda ya haifar da asarar tagulla a cikin ramin.
4) Dangane da tazara na layin kwane-kwane, an ƙayyade girman bututun bututun rami na rabin rami.
5) Zana fim ɗin walda mai juriya, kuma ana amfani da gongs azaman wurin toshewa don buɗe taga kuma ƙara girman taga da 4mil.