LED焊线瓷嘴各项参数介绍

SPTCapillary介紹及應用目錄1.銲針參數介紹2.銲針對銲球的影響3.銲針對魚尾的影響4.銲針對弧度的影響5.銲針影響整理6.選用規則CapillaryParametersFirstBond(BallFormation):FreeAirBallMashedBallFreeAirBall=MashedBall:FreeAirBallMashedBallDiameterFABØMBDVolFAB=VolMBVolFABVolMBCapillary對銲球的影響(H,CD,CA):TFAHCDOR1stBond(Ball)CAHoleSize(H):HWDH=WD+30%±10%Recommended:H=1.3WDForFinePitch:H=1.2WD(min)ChamferDiameter(CD):MBD(min)=CD+10%CDMBD/1.1(BPO-*10µm)/1.1*10µmclearanceincludesmachine/operatorerror,capillarytoleranceCDMBDChamferAngle(CA):CDMBDMBDCDCA(70)CA(120)SmallerCA-SmallerMBDBiggerCA-BiggerMBD**WiththesameCD,H,FAB&WDCapillary對魚尾的影響(T,OR&FA):WDORSLTExampleConeAngle30°20°10°TipDiameter4.6mil6.5mil8.2milPitch-5milLoopHeight-10.0milFIXTIPLoop(h)~CAFIXLoop(h)Tip~CATIP~Padpitchx1.3‘OR’-‘FA’的關係:SmallerFABiggerORORORFAFABiggerFASmallerORCapillary對弧度的影響(H,ICtype):HoleSize(H):ICType影響WireFeedingCapillary影響整理:Capillary選用規則(H,T,CD):H=WD+30%±10%Recommended:H=1.3WDForFinePitch:H=1.2WD(min)TIP~Padpitchx1.3MBD(min)=CD+10%CDMBD/1.1(BPO-*10µm)/1.1