FIELD-EFFECT TRANSISTOR AND MANUFACTURING METHOD THEREOF
    8.
    发明申请
    FIELD-EFFECT TRANSISTOR AND MANUFACTURING METHOD THEREOF 审中-公开
    场效应晶体管及其制造方法

    公开(公告)号:US20140035044A1

    公开(公告)日:2014-02-06

    申请号:US14049816

    申请日:2013-10-09

    IPC分类号: H01L29/78

    摘要: Disclosed are a field-effect transistor and a manufacturing method thereof. The disclosed field-effect transistor includes: a semiconductor substrate; a source ohmic metal layer formed on one side of the semiconductor substrate; a drain ohmic metal layer formed on another side of the semiconductor substrate; a gate electrode formed between the source ohmic metal layer and the drain ohmic metal layer, on an upper portion of the semiconductor substrate; an insulating film formed on the semiconductor substrate's upper portion including the source ohmic metal layer, the drain ohmic metal layer and the gate electrode; and a plurality of field electrodes formed on an upper portion of the insulating film, wherein the insulating film below the respective field electrodes has different thicknesses.

    摘要翻译: 公开了场效应晶体管及其制造方法。 所公开的场效应晶体管包括:半导体衬底; 源极欧姆金属层,形成在半导体衬底的一侧上; 形成在所述半导体衬底的另一侧上的漏极欧姆金属层; 在所述源极欧姆金属层和所述漏极欧姆金属层之间形成的栅电极,位于所述半导体衬底的上部; 形成在包括源极欧姆金属层,漏极欧姆金属层和栅电极的半导体衬底的上部上的绝缘膜; 以及形成在绝缘膜的上部的多个场电极,其中,各个场电极下方的绝缘膜具有不同的厚度。