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This is one slide set in a multi part series on the BGA rework process. In this section the BGA site dressing process is explained. Get more information on www.solder.net or to see or multitude of soldering process videos.
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Rework and Repair of PCBs Solder/Assembly Training
Rework/Repair Soldering Tools
www.solder.net
BGA Rework- Site Dressing
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BGA Rework
I.I. Why ReworkWhy Rework
II.II. Scope of Material CoveredScope of Material Covered
III.III. BGA Rework ProcessBGA Rework ProcessA.A. RemovalRemoval
B.B. Site DressingSite Dressing
C.C. PlacementPlacement
D.D. ReflowReflow
E.E. CleaningCleaning
F.F. InspectionInspection
IV.IV. MaterialsMaterials
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BGA Rework-Why Rework?
Misplaced part Part Upgrade Failed Part Do not know why
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BGA Rework-the processSite DressingObjective is to properly clean up the remnant solder (and in some cases remove Pb to less than .1% lead by weight), flatten solder, without damaging the PCB or nearby components.
