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The effects of underfill on the reliability of flip chip solder joints

โœ Scribed by Peng Su; Sven Rzepka; Matt Korhonen; C. Y. Li


Book ID
107457983
Publisher
Springer US
Year
1999
Tongue
English
Weight
505 KB
Volume
28
Category
Article
ISSN
0361-5235

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Influence of underfill materials on the
โœ Chun-Chih Chuang; Tsung-Fu Yang; Jin-Ye Juang; Yin-Po Hung; Chau-Jie Zhan; Yu-Mi ๐Ÿ“‚ Article ๐Ÿ“… 2008 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 903 KB

A flip chip package was assembled by using 6-layer laminated polyimide coreless substrate, eutectic Sn37Pb solder bump, two kinds of underfill materials and Sn 3.0 Ag 0.5 Cu solder balls. Regarding to the yield, the peripheral solder joints were often found not to connect with the substrate due to t