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Surface mount semiconductor package, die-leadframe combination and leadframe therefor and method of mounting leadframes to surfaces of semiconductor die

机译:表面安装半导体封装,管芯-引线框组合及其引线框以及将引线框安装到半导体管芯表面的方法

摘要

A leadframe for making an electric connection to a semiconductor die contains a plurality of notches which correspond to the edges of the die. Shorts are thereby prevented between the leadframe and electrical elements near the edge of the die, even when the leadframe is bent in the direction of the die to make a surface mount package. Alternatively or additionally, the leads in the leadframe may contain moats which prevent the epoxy or solder used to attach the leadframe to a die from spreading outward and thereby creating electrical shorts with other leads.
机译:用于与半导体管芯进行电连接的引线框架包含多个对应于管芯边缘的凹口。因此,即使当引线框沿管芯的方向弯曲以制成表面安装封装时,也可以防止引线框与靠近管芯边缘的电子元件之间短路。替代地或附加地,引线框架中的引线可以包含沟纹,该沟纹防止用于将引线框架附接到管芯的环氧树脂或焊料向外扩散,从而与其他引线产生电短路。

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