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Lead-Free and Lead-Bearing Electronic Solders: Implementation, Reliability, and New Technology
- Article from:
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JOM
- Article date:
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June 1, 2008
- Author:
- Kao, C Robert
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Copyright informationCopyright Minerals, Metals & Materials Society Jun 2008. Provided by ProQuest LLC. (Hide copyright information)
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Twenty months after the banning of lead in electrical and electronic equipment by the European Union through the RoHS Directive1 (Restriction of the use of certain Hazardous Substances in electrical and electronic equipment directive), lead-free electrical and electronic products have been in customers' hands long enough for us to assess fully their true field reliability. There is fortunately no large-scale catastrophe to report, and some people even think the lead-free transition went better than expected. Nevertheless, lead-free electrical and electronic products do have their unique problems that have to be resolved. These issues include the tin whisker problem,2,3 the massive spalling ...