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    • 2. 发明申请
    • SEMICONDUCTOR DEVICE HAVING OPTICALLY-COUPLED ELEMENT
    • 具有光耦合元件的半导体器件
    • US20140054614A1
    • 2014-02-27
    • US13778844
    • 2013-02-27
    • KABUSHIKI KAISHA TOSHIBA
    • Hidetomo TANAKAIsao OGAWAYuta KUGIYAMAHiroaki OOHIRA
    • H01L31/16
    • H01L31/16H01L31/167
    • According to one embodiment, a semiconductor device includes a light-emitting element, a light-receiving element, a primary side lead electrically connected to the light-emitting element, a secondary side lead electrically connected to the light-receiving element and a molded body. The molded body includes an internal resin, an external resin and a light shielding layer. The internal resin covers a portion fixed with the light-emitting element of the primary side lead and a portion fixed with the light-receiving element of the secondary side lead. The external resin covers the internal resin, and shields external light to which the light-receiving element is sensitive. The light shielding layer is provided at a position closer to the second surface than any of the light-emitting element, the light-receiving element, the primary side lead, and the secondary side lead, and shielding the external light.
    • 根据一个实施例,半导体器件包括发光元件,光接收元件,与发光元件电连接的初级侧引线,电连接到光接收元件的次级侧引线和成型体 。 成型体包括内部树脂,外部树脂和遮光层。 内部树脂覆盖固定有初级侧引线的发光元件的部分和与次级侧引线的光接收元件固定的部分。 外部树脂覆盖内部树脂,并且遮蔽受光元件敏感的外部光。 光屏蔽层设置在比发光元件,受光元件,初级侧引线和次级侧引线中的任何一个更靠近第二表面的位置,并屏蔽外部光。