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1、目視檢驗規范IPC610IPQCRUI_LI 2010/1/20目視檢驗規范標准IPC6101.允收標准2.拒收標准零件本體僅下方有二接觸點的零件(ChipComponents/BottomOnlyTerminationscont.)–偏移(Shift)允收(TargetCondition)零件黏焊於錫墊中心位置,沒有任何偏移.Nosideoverhang.允收極限(Acceptable)零件往錫墊寬邊(A)偏移,但零件本體寬邊(C)有75%以上焊接於錫墊上.零件本體與電路板錫墊間(G)錫厚至少0
2、.2mm.Sideoverhang(A)isallowedifminimumendjointwidth(C)requirementsaremet.Minimumis75%.Minimumthickness(G)is0.2mmunlesssatisfactorycleaningcanbedemonstratedwithreducedclearance.拒收(NonconformingDefect)零件往錫墊寬邊(A)偏移,且零件本體小於75%寬邊(C)焊接於錫墊上.零件往錫墊長邊(B)偏移.Side
3、overhang(A)isallowedifminimumendjointwidth(C)requirementsaremet.Minimumis75%.Minimumthickness(G)is0.2mmunlesssatisfactorycleaningcanbedemonstratedwithreducedclearance.零件本體有1,3,5面矩形金屬焊接點(RectangularEndComponents-1,3or5sideTermination)–偏移(Shift)允收(Target
4、Condition)零件金屬部份黏焊於錫墊中心位置,沒有任何偏移.零件本體錫墊完全沾錫.Nosideoverhang.Sidejointlength(D)equalscomponentterminationlength.允收極限(Acceptable)零件往錫墊寬邊(A)偏移,但零件本體金屬焊墊寬邊(W)75%以上焊接於電路板錫墊上.Endjointwidth(C)is75%widthofcomponentterminationarea(W)or75%widthofPBland(P),whicheve
5、risless.拒收(NonconformingDefect)零件往錫墊寬邊(A)偏移,但零件本體不足75%寬邊(C)以上焊接於電路板錫墊上.零件往錫墊長邊偏移(B).Sideoverhang(A)causesminimumendjointwidth(C)requirementsnottobemet.Endoverhang(B)isnotpermitted.零件本體有1,3,5面矩形接觸點(RectangularEndComponents-1,3or5sideTermination)–偏移(Shif
6、t)允收(TargetCondition)零件黏焊於錫墊中心位置,沒有任何偏移.零件本體錫墊完全沾錫.Nosideoverhang.允收極限(Acceptable)零件往錫墊寬邊偏移,但零件之焊接面佔75%以上.Endjointwidthis75%widthofcomponentterminationareaor75%widthofPBland,whicheverisless.拒收(NonconformingDefect)零件往錫墊長邊偏移.Endoverhangisnotpermitted.圓柱體零
7、件(CylindricalEndCapTermination)–偏移(Shift)允收(TargetCondition)零件黏焊於錫墊中心位置,沒有任何偏移.吃錫面在圓筒零件直徑(W)與板上錫墊長(P)之間.Nosideoverhang.Endjointwidthisequaltoorgreaterthanthecomponentwidth(W)orwidthoftheland(P),whicheverisless.允收極限(Acceptable)零件往錫墊寬邊偏移(A),側邊偏移度允收極限為零件直徑
8、(W)的25%或錫墊長度(P)的25%.Sideoverhang(A)is25%diameterofcomponentwidth(W)orlandwith(P).拒收(NonconformingDefect)零件側邊偏移度(A)超出25%零件直徑(W)或錫墊長度(P)的25%.零件往錫墊長邊偏移(B).Sideoverhang(A)is25%diameterofcomponentwidth(W)orlandwith(P).Endoverhangisnot
