Pressure oven underfill:How to Eliminate Underfill Voids with Vacuum Pressure ...

How to Eliminate Underfill Voids with Vacuum Pressure ...

How to Eliminate Underfill Voids with Vacuum Pressure ...

2021年1月20日—Intheunderfillprocess,epoxyisdispensedattheedgeofachipandthenfillsupthegapbetweensolderjointsbycapillaryaction.After ...。其他文章還包含有:「520PressureCuringOven(PCO)」、「Bestcostsavingsolutionforunderfillprocess(FromGlobal...」、「In」、「LowVoidCuring」、「PressureCuringOven」、「PressureOven」、「【iSTEase」、「如何利用真空壓力烤箱,消滅UnderfillVoid」

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Thereliabilityofsolderjointswithballpitchsmallerthan0.25mmisgettingmoreattentionasfinepitchpackagingtechnologyhasincreasinglybeenappliedonpackagessuchasBGA(BallGridArray)andCSP(ChipScalePackage).However,thestressfromthermalandmechanical(e.g.bendingorshock)testscouldcausecracksinfinepitchsolderjoints,whichmayleadtofailure.Toimprovethereliabilityofchips,addinganunderfillprocessafterSMT(SurfaceMountTechnology)caneffectivelypreventsolderjoints(theweakestpartintheentirestructure)fromfailingduetos...