Polarity effect of electromigration on i
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Yu-Dong Lu; Xiao-Qi He; Yun-Fei En; Xin Wang; Zhi-Qiang Zhuang
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Article
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2009
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Elsevier Science
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English
β 695 KB
The polarity effect of electromigration on the interfacial reactions of micro ball grid array (lBGA) solder joints was studied in terms of microstructural evolution. A dummy lBGA package with the same pair of solder joints was used to obtain reproducible results for a practical application. The lBGA