Analysis of abnormal ESD failure mechanism in high-pin-count BGA packaged ICs due to stressing non-connected balls

Wen Yu Lo, Ming-Dou Ker

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    6 Scopus citations

    Abstract

    An abnormal failure mechanism due to ESD stressing on the Non-Connected (NC) balls of a high-pin-count (>500 balls) BGA packaged IC is presented. Failure analyses including Scanning Electronic Microscopy (SEM) photographs and the measurement of current waveform during ESD zapping had been performed to give clear explanation on this unusual phenomenon. New protection solutions have been proposed to solve this problem in a BGA packaged IC product with an improvement ESD robustness, which can sustain 3-kV HBM and 300-V MM ESD stresses.

    Original languageEnglish
    Title of host publicationProceedings of the 10th International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA 2003
    EditorsPhilip Ho, Daniel Chan, Alastair Trigg, John Thong
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    Pages174-178
    Number of pages5
    ISBN (Electronic)0780377222
    DOIs
    StatePublished - 1 Jan 2003
    Event10th International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA 2003 - Singapore, Singapore
    Duration: 11 Jul 2003 → …

    Publication series

    NameProceedings of the International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA
    Volume2003-January

    Conference

    Conference10th International Symposium on the Physical and Failure Analysis of Integrated Circuits, IPFA 2003
    Country/TerritorySingapore
    CitySingapore
    Period11/07/03 → …

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