发明名称 |
ELLIPTIC C4 WITH OPTIMAL ORIENTATION FOR ENHANCED RELIABILITY IN ELECTRONIC PACKAGES |
摘要 |
An arrangement for the equipping of electronic packages with elliptical C4 connects possessing optimal orientation for enhanced reliability. Furthermore, disclosed is a method providing elliptical C4 connects which possesses optimal orientation for enhanced reliability, as implemented in connection with their installation in electronic packages. Employed are essentially elliptical solder pads or elliptical C4 pad configurations at various preferably corner locations on a semiconductor chip.
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申请公布号 |
US2011049711(A1) |
申请公布日期 |
2011.03.03 |
申请号 |
US20100869340 |
申请日期 |
2010.08.26 |
申请人 |
INTERNATIONAL BUSINESS MACHINES CORPORATION |
发明人 |
JAYANTHA SRI M.;VALDEVIT LORENZO |
分类号 |
H01L23/498 |
主分类号 |
H01L23/498 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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