发明名称 Plastic ball grid array assembly
摘要 An apparatus for enclosing logic chips includes a substrate upon which a logic chip is mounted and a mold cap disposed upon the substrate and covering the logic chip. The mold cap includes at least one extension of sufficient size and shape to provide structural support to a corner section of the substrate.
申请公布号 US2002048845(A1) 申请公布日期 2002.04.25
申请号 US20000527284 申请日期 2000.03.17
申请人 BARRETT JOSEPH C 发明人 BARRETT JOSEPH C
分类号 H01L23/31;(IPC1-7):H01L21/66;G01R31/26;H01L21/44;H01L21/48;H01L21/50 主分类号 H01L23/31
代理机构 代理人
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