Black Pads

Board fab, Defects, Pad coatings, Gold black plague articles 1 Nick Biunno's article: http://www.nukcg.org/downloadfiles/Hadco%20on%20Immersion%20Gold%20failures.pdf 2 George Milad's article: http://www.circuitree.com/ct/cda/articleinformation/features/bnp__features__item/0,2133,11666,00.html 3 Ken Crouse's article: http://www.pcfab.com/db_area/archive/2002/0202/cullen.html 4 HP EADC investigation: http://www.nukcg.org/downloadfiles/Full%20HP%20Report%20on%20Imm.%20Gold%20Failures.pdf 5 Mike Walsh [OMG Fidelity] showing deposited constituents were easily traceable to the additives from the old baths http://www.circuitree.com/CDA/ArticleInformation/features/BNP__Features__Item/0,2133,17528,00.html 6 Alpha's soup-to-nuts http://www.alphametals.com/products/solder_solutions/pdf/Global_SMT_and_Pkg_Magazine-The_Black_Pad_Failure_Mechanism.pdf

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