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    • 4. 发明授权
    • Semiconductor device
    • 半导体器件
    • US5412157A
    • 1995-05-02
    • US91929
    • 1993-07-16
    • Hideya YagouraNoriaki HiguchiHaruo Shimamoto
    • Hideya YagouraNoriaki HiguchiHaruo Shimamoto
    • H01L23/50H01L21/48H01L23/495H05K1/18H05K3/34H01L23/02
    • H01L21/4842H01L23/49558H05K3/3426H01L2924/0002H05K2201/10424H05K2201/10689H05K3/3489Y02P70/613Y10T29/4922
    • A semiconductor device includes a molded resin encapsulating a semiconductor chip, outer leads extending from the molded resin and having free ends, and a resin layer connecting and supporting the outer leads along the entire length of the outer leads. The resin layer may have an activating ability for soldering. A method for manufacturing a semiconductor device includes preparing a semiconductor device having a molded resin and a plurality of outer lead portions extending from the molded resin and connected to a lead frame, forming a resin film on and between the outer lead portions; cutting the lead portions to provide cantilevered outer leads having free ends; lead-forming the outer leads with lead-forming dies while heating the resin film to form a resin layer connecting and supporting the outer leads along the entire lengths of the outer leads, and taking the semiconductor device out of the lead-forming dies after the resin layer has been cured.
    • 半导体器件包括封装半导体芯片的模制树脂,从模制树脂延伸并具有自由端的外部引线以及沿外部引线的整个长度连接和支撑外部引线的树脂层。 树脂层可以具有用于焊接的活化能力。 一种制造半导体器件的方法包括制备具有模制树脂的半导体器件和从模制树脂延伸并连接到引线框架的多个外引线部分,在外引线部分之间和之间形成树脂膜; 切割引线部分以提供具有自由端的悬臂式外引线; 在加热树脂膜的同时对引线形成外引线,以形成沿着外引线的整个长度连接和支撑外引线的树脂层,并且将半导体器件从引线成形模具中取出 树脂层已经固化。