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Effect of high temperature aging on microstructurual evolution in AuSn solder joints

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Scopus citations

    Abstract

    Eutectic AuSn solder is increasingly used in high temperature and high reliability applications due to superior mechanical and thermal properties. These applications include hybrid microelectronics, MEMS, high power laser diodes, optoelectronic devices and components packaging. Selection of appropriate device backside and substrate surface metallization is critical for reliable soldering with AuSn, especially for high temperature application as diffusion accelerates at elevated temperature. A SiC die was used for die attach studies on thick film metalized ceramic substrates. Two thick film metallurgies (Au and PtPdAu) were evaluated. Aging and thermal cycling data are presented along with fracture surface analysis after high temperature storage.

    Original languageEnglish
    Title of host publicationMaterials Science and Technology Conference and Exhibition 2011, MS and T'11
    Pages142-149
    Number of pages8
    StatePublished - 2011
    EventMaterials Science and Technology Conference and Exhibition 2011, MS and T'11 - Columbus, OH, United States
    Duration: Oct 16 2011 → Oct 20 2011

    Publication series

    NameMaterials Science and Technology Conference and Exhibition 2011, MS and T'11
    Volume1

    Conference

    ConferenceMaterials Science and Technology Conference and Exhibition 2011, MS and T'11
    Country/TerritoryUnited States
    CityColumbus, OH
    Period10/16/11 → 10/20/11

    Keywords

    • AuSn solder
    • High temperature
    • Thick film

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