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SMT•SMT•.•.•.•.•.•.•.•.•.SMTSMT•1•2•3SMTSMT11a——5—6•b——••211ABPCBABPCBSMDTHCAABPCBABTHCASMDBABPCBBPCBTHCAABSMDABPCBABABSMDTHCABPCBABB•2•a•bSMT•c•e•••(1)••a•b•c•dselfalignment•e•f•(2)SMDTHCPCBABTHCPCBASMDPCBBBA•B•(3)THCTHCTHCATHCABA•B•SMDTHC3SMTSMT•3.1SMT——••12345678••1SMT•1—2—3—•4—5—6—•7—8—3.2SMT•SMT3.2.1——•3.2.1.1•aPCB•b•c•d•e•3.2.1.2•aPCB•b0.025mm•c3.2.2——•3.2.2.1abc•d•e•fXY•g•h•3.2.2.2•a•——Chip0.1mmSMD0.06mm•——•——•b0.2S/Chip0.3—0.6S/Chip•c/•dPCBPCB250300mm•e0.603mm~6060mm•f8mm•gSONYSI-E1000MK45•3.2.3••3.2.3.1PCB•3.2.3.2•a0.1—0.2•b5•c•d300—350350•e4—51.8m•fPCB.•1—PCB,PCB•2•a,•b0.8mg/mm20.5mg/mm2•c75%•d•0.2mm••0.1mm•e•1-1SJ/T10670•1-2•3——•3.1•3.2•3.3•3.4•3.5•4••a•bPCB•RMARPCBRA•c•63Sn/37Pb62Sn/36•d•••eBGACSP•f•gPCB20—45m3-5SMD(mm)0.80.650.50.4(µm)75605040•h••3-6Pa.s)300800500900SMD7001300150300•5•a5~10•b2•c•d•e1•f4•g•h•iPCBPCB•6•(a)——,,•(b)——•(c)——,0.65mm;1.60.8mm••7•SMT•(a)•(b)CCD•(c)CCD•7.1••••PCB•abc•X••YF•F•X•Y•d•1-3•7.2•(a)BA0.66•(b)PCBFsFt•(c)•Ft——PCB•Fs——•A——•B——PCB•1-4•(a)(b)(c)••1-5•7.3•(a)••••shore75~85•7585•••TATEFLON•TA••(b)•••10mm10mm45•45~602-7•••RUBMET••2-7•(c)•PCB20mm••(d)•••••——•——SMTDEKMPM45ProFlowMinamiHitachi2-8(a)(b)(c)(d)•2-8•8•8.1PCB()YesNo•SMT•PCB70%•1.4•a——•b•c——••Mark•XYPCBMarkMark••20mm••15mm/sec40mm/sec,••2kg5kg/cm2YPCB•••PCB00~0.07mm•PCB•PCB••••d——•e——•23345~70%1.5SMT:1——2——3——0.3mmQFPBGA1.2.1.2.3.0.5mmQFPBGA1.2.1.2.3.0.65mmQFP1.2.3.•“”“SMT”••1.5.1“”“SMT••*0755-7500005•010-62710509•*0755-6610641•*0755-6403268•*022-86321201•1.5.2E-Mail(CAD)•1.5.2.1E-Mail•aPADS•bSILK•cPCBTOP•d•1.5.2.2•CAD•aPCBPADS•b•1.5.3“”“SMT”“SMT”•1.5.3.1••PCBTOPSILK•1.5.3.2——•1.5.3.3.•PCB•ChipPLCC,ChipQFPBGABGACSP,0.12~0.106030.30.15~0.120.65,0.5160810050.21.27-0.832162125mmSMDmmChip•PCB1.27mm1.27mm0.2mm0.15—0.1mmPCB•PCBPCB0.2mm0.15—0.12mm0.18mm1:1ChipPLCC10%0.65mm0.5mmQFP10%•1.5.3.4••DEK260•aPCB420mm450mm•b420mm420mm•c2323584mm584mm•d25.4mm38.1mm•e1•1DEK26025mmM6425mm•40mm2••40mm••••2•1.5.3.5PCB•PCBPCB•a•bPCBPCB•cPCB3••110—20mm•2•3•1.5.3.6MarkMark,•MarkPCBPCBMarkMark•1.5.3.7——PCB•1.5.3.8••14.3.9——1.5.3.1011mmmmmmmmmmmmPLCCSOJ1.270.652.000.61.950.2QFP0.6350.351.50.31.450.15-0.18QFP0.50.251.250.221.20.1-0.15Chip21.251.252.001.21.950.15-0.2100510.50.50.650.450.60.1BGA1.270.80.80.750.750.15-0.2BGA/CSP0.50.30.30.280.280.08-0.12FlipChip0.250.120.120.120.120.08-0.1•BGA/CSPFlipChip••PCB••1.5.3.101.50.66IPC75254••TLW•4•(W)/(T)1.5•(WL)/[2(L+W)T]0.66•IPC7525••a•b5%•cPCBPCB1.27mmPCBPCB1:1•dChip10055“”••5Chip•1.5.3.11•0.5mm0.4mm0.3mmQFPCSP••1.5.3.12•1.5.3.13PCB•“SMT”PCBPCB•1.5.4E-Mail“”•1.5.5•1.5.63—6•1.5.6.1•1.5.6.2IC•1.5.6.3IC•1.5.6.4•14.7.•1•PCB•2•a2-1•b•cPCB•dPCB•(a)(b)•2-1•3——•3.1•3.2•3.3•3.5•3.63-21.2.3.4./5.1.2.3.4.5.6.7.1.2./3./4.5.1.2.3.4.•a••b4.3.4•c1503•3.7•3.7.1••5-10•3.7.2•a•b•c•d232•e•f2/324•gPCB1-2•h4•i•4••1•2•3•1•7090Pas,1.2mm-2mm,PCB,PCB•2•PCB••••(a)•232300Pa.s~200Pa.s•(b)••250~30001~0.2mm•••••••••2503-3(mm)(mm)06032x0.50.908052x0.61.112062x0.81.4SOT232x0.71.4MiniMelf1x1.01.0Melf2x1.52.018122x1.42.4SO83x1.42.5SO144x1.42.5•0.4z•1~2mm•1mm2mm(SOTSOP)•250••250-3001mm250-350.PCB...PCB•3•PCB••••/•/•••••••Z••z•••/100Pa.s~150Pa.sz•••232z•••5bar3.0bar~3.5barz•PCB•0.58mm0.41mm0.33mmzz212108050.6mm0.33mm0.41mm•ID1/2WID——ND——PCBW——H——z——ND1/2IDzNDPTPCB•NDPPTWHNDPTNDNDzZ•Z•PCB•Z•z•A0.05mmB0.1mmSOT230.3mmPCBHA+B80PCBH12A+BH(z•0805•SOIC34IC2•3-5060308051206SOT23SOP8SOP1628mm0.30.40.40.40.60.6mm0.10.10.150.150.30.3222224mm0.811.0-1.21.0-1.32mm0.50.70.10.90.10.90.11.350.1517.70.3(bar)33332.72.7(ms)50508080100120241241241241241241•PCB•SMT•1.•2.•3.•4.•5.•6.1.•a•b•C1/20.2mm0.1mm•d••(1)•1/2~3/41/33/4•D1/2~3/4W•P1/3•PDW••3/4DD75%D75%DD0DD75%•(2)SOT•XYT•SOT•(3)SOIC•XYT3/4•(4)QFPPLCC3/4XYT3/4•P3/4••dDPPSOPPP75%P75%3/4DD75%BGA•BGA•1/2D1/2DD1/2•a•b•c•a——•b——••Chip3/4,••SOPSOJQFPPLCC••P3/4••PP•c——Z•Z•PCB2.•2.1•2.2PCB•2.3•2.1PCB•PCB•••CCD•PCB•No••Yes•PCB•PCB•••••2.2PCB•PCBPCBPCB•Mark•MarkPCB•Mar•PCBMarKaPCBMarKPCBPCBMarKPCBPCBMarkPCBMarKPCBPCBMarkPCBMarkPCBPCBMark5XY•PCBMarPCBYY1Y0YXX1X00X•bMark•PCBMar2—4Mark•2.3•(1)(2)(3)CCDXYT•offset(T)offset(Y)offset(X)3.•(1)•(2)Mark•(3)•(4)•(5)•(6)•(7)•(8)•(9)AOI•(10)•(11)(1)•••XYT•XYTPCBMarkXY•——•CAD•CAD•a•PCBCAD•CAD••PCB•b•PCB•aPCB•b•c•d•ePCBPCBPCB•f•—•—•—•g••160QFPPLCCBGASinglePickup,•h•——•——•——(2)Mark•MarkMarkMarkMarkMarkMark•aMark•bMarkPCBMarkPCBMark•cOK•d•eMarkMark•••a•b•c•dOK•e•f•gQFP(3)••aPCB•bPCB•c•20235,12511220h•a(150)•b•c••2030607223320•(4)•a6kg/cm2•b•(5)•••••(6)•(7)••a•b•c•••3~20AOI•••IPCSJ/T10670-1995SMT••••(8)••PCB•aPCBPCBMarkPCBMarkPCBMark•bPCB••aZ•b•(9)AOI•AOI•PCB•(10)••aPCBPCB•b•c•d•(11)•a)•b)•c)(0.65mm)•d)•e)•(1):•a•b•c•(2)•(3)•(4)•••3—55—20•••(5)•aChip••bSOT•SOT1/2•cSOPQFP•11/20.65mm3~20•dSOJPLCC•SOJPLCCSOPQFPSOJPLCCPCB45•(6)•a•b•c•d1/2•(7)4.•(1)DMFPCB•aMark•bPCB•cPCB•(2)••—•—•(3)•(4)•a•b•c•d•e•(5)••(6)5.•5.1•(1)•(2)•(3)PCB•(4)•(5)5.2•(1)——PCB•(2)——•(3)•(4)——•(5)——•(6)12341512231PCBPCB2PCBPCB3PCB35.3••(1)•(2)•(3)12,34/LED/50.1µf678XYZ910111213145.4••(1)•(3)•(3)12341PCBMark234ZPCB5XYZT1PCBPCBPCB2PCBPCB5.5•(1)••(2)•SMT•••—INDEX•—•3•••••PCB••AOI•6.•zzPCBzPCBzzzz(1)••(a)20°~26°
本文标题:SMT制造工艺
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