PCB 制造工艺简述

PCB󰠊䗴⌕⿟󰦞䇈󱯢

ϔ. PCBⓨ󰦬

1.1 PCB󱡂ⓨⱘ㾦㡆

PCBⱘ󰡳㛑Ў󱦤կ󱅠󱟤㄀ϔ󱈖㑻󱵘㺙ⱘ㒘ӊϢ󰝊󱅗󱖙乏ⱘ⬉󱄤⬉䏃䳊ӊ󱥹󰧜ⱘ󰷎󰴄

ҹ㒘󱟤ϔϾ󰝋⡍󱅮󰡳㛑ⱘ῵󰴫󱟪󱟤󰪕󱠔ҹPCB󰳼󱭈Ͼ⬉󱄤ѻ

󰪕Ё󱡂ⓨњ󱭈󰧜䖲㒧󱘏󰝊󱟤󱠔󱳝󰡳㛑ⱘ㾦㡆г󰲴ℸ󱯊󱐌⬉󱄤ѻ󰪕󰡳㛑󱬙

䱰󱯊󱳔󰜜㹿䋼⭥󱕔󱕔󱈅󱰃PCB󰳒1.1󱰃⬉󱄤󱵘㺙󱈖㑻󰤎󰟚⼎󱛣

1.2 PCBⱘⓨ󰦬

1.󱮽Ѣ1903󱑈Mr. Albert Hanson佪󰟯󰟽⫼"㒓䏃"(Circuit)㾖󱗉󱑨⫼Ѣ⬉䆱Ѹ󱤶󱴎㋏㒳󱅗󱰃⫼䞥󱈲ㅨќҹ󰟛󰡆󱟤㒓䏃󱇐ԧ

󱇚П咣ⴔѢ⷇㳵㒌Ϟ

Ϟ䴶󰧠ḋ䌈Ϟϔ󱈖⷇㳵㒌󱟤њ⦄ҞPCBⱘ󱴎󱵘䲣󰵟㾕󰳒1.2

2. 㟇1936󱑈Dr Paul Eisnerⳳℷ󰦥󱯢њPCBⱘ󰠊԰󱡔󱴃

г󰦥㸼󰻮乍ϧ󰟽󱮹Пprint-etch (photo image transfer)ⱘ󱡔󱴃

󱈅󱰃⊓㺁󰝊󰦥󱯢㗠󱴹ⱘ1.3 PCB⾡㉏󰦞󰠊⊩

󰳼󱴤󱭭󱈖⃵󰠊⿟Ϟⱘ󰻮ḋ󰣪ҹ䗖󰧜

ϡ󰧠ⱘ⬉󱄤ѻ󰪕󰦞󰝊⡍⅞䳔∖ϔѯ䗮⫼ⱘ󰤎󰟿󰡲⊩󱴹ㅔ󰤩ҟ㒡PCBⱘ󰟚㉏ҹ󰦞󱅗ⱘ󰠊䗴󱮍

⊩1.3.1 PCB⾡㉏

A.ҹ󱴤䋼󰟚 a. 󱳝󱴎󱴤䋼

䜮䝯󱷥㛖⦏⩗㑸㓈/

⦃⇻󱷥㛖

b. 󱮴󱴎󱴤䋼

䪱Copper Inver-copper

㗠Ҟ

ҹϟ󱈅󱔦㒇

PolyamideBT/Epoxy

ㄝⱚ󱈲П

Џ㽕󰦪󰝊󱬷⛁󰡳㛑

ceramic

ㄝⱚ󱈲П

B.ҹ󱟤󰪕䕃⹀󰤎󰟚 a. ⹀󱵓 Rigid PCB b.䕃󱵓 Flexible PCB㾕󰳒1.3 c.䕃⹀󱵓 Rigid-Flex PCB㾕󰳒1.4C.ҹ㒧󱵘󰟚

a.󰤩䴶󱵓㾕󰳒1.5 b.󰦠䴶󱵓㾕󰳒1.6 c.󰻮󱈖󱵓㾕󰳒1.7

D.ձ⫼䗨󰟚䗮󰖵/㗫⫼󱗻⬉󱄤/󰝯⫼/䅵ㅫ󱴎/󰤞󱇐ԧ/⬉⌟󱵓󰦺󱳝ϔ⾡󱇘󰟎󱟤󰵟ⱘゟԧPCB󰲴Փ⫼󱇥

ϡ󰳼ℸҟ㒡

1.3.2󰠊䗴󱮍⊩ҟ㒡

A.

󰞣䰸⊩󰝊⌕⿟㾕󰳒1.9

,㾕󰳒1.8 BGA.

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