发明名称 LEAD FRAME FOR SEMICONDUCTOR DEVICE THAT PREVENTS ISLAND TORSION
摘要 A lead frame for a semiconductor device having: first and second frame portions (1, 1) facing each other and spaced apart by a predetermined distance; an island (4) formed at a position sandwiched between the first and second frame portions (1, 1) for mounting a semiconductor chip; a pair of tie bars (22, 22) for integrally coupling the first frame portion (1) and a side of the island (4) facing the first frame portion, the pair of tie bars (22, 22) being formed with a predetermined space in the widthwise direction; and a pair of tie bars (22, 22) for integrally coupling the second frame portion (1) and a side of the island (4) facing the first frame portion, the pair of tie bars (22, 22) being formed with a predetermined space in the widthwise direction. <IMAGE>
申请公布号 US5162895(A) 申请公布日期 1992.11.10
申请号 US19910685920 申请日期 1991.04.16
申请人 KABUSHIKI KAISHA TOSHIBA 发明人 TAKAHASHI, KENJI;ASADA, JUNICHI;HAYASHI, KAZUNORI
分类号 H01L23/50;H01L23/495 主分类号 H01L23/50
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