PCB工艺

PCBPage1of20((PP..CC..BB))PCBPage2of20:()2()4()5()7()8()PTH9()11()12()13()14()15()15()16()17()20()24()28()33()38PCBPage3of20D/FD/F11270C2350%PH4212343123441234567PCBPage4of2085123612347123456PCBPage5of20L/FL/FPCBPage6of20A11*1*2*3**4*B5*1*UVStouffer2*C3*1*2*3*4*5*D6*1*A2*1*B2*1*2*3*C4*A1*1*2*B3*PCBPage7of201*C2*1*2*22.50A3*1*2*A3*B1*C1*1*A2*1*B2*1*2*3*C4/*A1**B1*1*A2*1*/B2*A1***A1*PCBPage8of20B1***C1*D1*E1**F1*A1*B1*C1*11.2.1.2.21.2.1.2.31.2.1.2.41.2.1.2.PCBPage9of205.6.5.6.1.2.1.2.1.2.1.2.1.1.2.1.2.1.2.1.2.1.2.1.2.1.2.1.2.1.2.1.2.1.2.PCBPage10of203.3.//MnPdPdSnPd///NaOHHCHOCu2+Mn/////PCBPage11of20////Pd/SnSn//Sn//////PCBPage12of205-7CM2PCBPage13of20PH2O2-PHPHPHPHPHPHH2O2-PHH2O2-PCBPage14of20PHPHPHPHPHPHNiCu,2.5,5-15%H2SO42.5,,PCBPage15of20Sn2+Sn4+Sn2+SnSO4H2SO4H2SO4Sn2+PCBPage16of20PH1231PH231PH21PH21212PHPHPHPH,PHPHPH,PH,PCBPage17of20////PCBPage18of201500C2-4116-1200C21500C2PCBPage19of201.;2.;3..1.2.;3.,1.;2.;1.;2.3.----1.1.2.3.1.2.1.2.1.2.1.2.1.1.PCBPage20of202.2.1.2.3.1.2.3.1.2.1.2.3.4.5.1.2.3.4.5.Tg1.2.3.4.5.6.1.2.153.4.PH5.6.