Multi-emitter bipolar transistor for bandgap reference circuits
    1.
    发明申请
    Multi-emitter bipolar transistor for bandgap reference circuits 有权
    用于带隙参考电路的多发射极双极晶体管

    公开(公告)号:US20020149089A1

    公开(公告)日:2002-10-17

    申请号:US10035006

    申请日:2001-12-27

    CPC classification number: H01L29/7322 H01L29/0813

    Abstract: A transistor includes a substrate region (14) of a first type (P) of conductivity in a semiconductor material layer of the same type (P) of conductivity, at least a first contact region (13) of the first type (Pnull) of conductivity inside the substrate region (14) and adjacent to a first terminal (C) of the transistor, a well (11) of second type (N) of conductivity placed inside the substrate region (14), wherein the well (11) of second type (N) of conductivity includes at least a second contact region (12) of a second type of conductivity (Nnull) adjacent to a region of a second terminal (B) of the transistor, and a plurality of third contact regions (10) of the first type of conductivity (Pnull) adjacent to a plurality of regions of a third terminal (E1, . . . , E3) of the transistor interposed each one (10) and other (12) by proper insulating shapes (20).

    Abstract translation: 晶体管包括在相同类型(P)导电性的半导体材料层中具有导电性的第一类型(P)的衬底区域(14),至少第一类型(P +)的第一接触区域(13) 在衬底区域(14)内并且与晶体管的第一端子(C)相邻的导电性,位于衬底区域(14)内部的第二类型(N)导电体的阱(11),其中阱(11) 第二类型(N)的导电性包括与晶体管的第二端子(B)的区域相邻的至少第二导电类型(N +)的第二接触区域(12)和多个第三接触区域(10) )通过适当的绝缘形状(20)与每个(10)和另一个(12)插入的晶体管的第三端子(E1,...,E3)的多个区域相邻的第一类型的导电性(P +)) 。

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