发明名称 Packaging method for segregating die paddles of a leadfram
摘要 The present invention relates to a packaging method for segregating die paddles of a leadframe. The method comprising: (a) providing a leadframe having a top surface, a bottom surface and a die paddle region, the die paddle region having a plurality of die paddles, wherein at least two of the die paddles are connected to each other by at least one connecting bar; (b) attaching a plurality of dies onto the die paddles; (c) forming a molding compound to encapsulating the dies on the die paddles, and exposing the bottom surface of the connecting bar outside the molding compound; and (d) removing part of the connecting bar so as to segregate the die paddles, Whereby the die paddles are stable during the steps of die attaching, wire bonding and molding, and the yield is raised.
申请公布号 US2007020802(A1) 申请公布日期 2007.01.25
申请号 US20060357952 申请日期 2006.02.22
申请人 LEE YONGGILL;KOH KWANGWON;LEE SANGYUN 发明人 LEE YONGGILL;KOH KWANGWON;LEE SANGYUN
分类号 H01L21/00 主分类号 H01L21/00
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