Transcription of Power Semiconductor Reliability Handbook
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2010 Alpha and Omega Semiconductor Rev. 5/20/10 Power Semiconductor Reliability Handbook Alpha and Omega Semiconductor 475 Oakmead Pkwy Sunnyvale, CA 94085 Power Semiconductor Reliability Handbook 2010 Alpha and Omega Semiconductor Rev. 5/20/10 2 Table of Contents 1 The AOS Reliability Design-in of Technology development ..3 qualification and Product development ..3 Mass Customer Feedback and Failure Analysis ..4 Continuous Improvement ..4 2 Fundamentals of Reliability ..5 Definition of Bathtub Curve ..5 Infant-Mortality Random-Failure Region.
1.3 Qualification and Product Development During this phase of development, the wafer process and package technology are defined and frozen. A product vehicle for qualification needs to be chosen. A formal qualification plan is generated. Full qualification tests need to be carried out, including life tests and environmental tests.
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