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    • 75. 发明授权
    • Bipolar transistor having variable value emitter ballast resistors
    • 具有可变值发射极镇流电阻的双极晶体管
    • US07564117B2
    • 2009-07-21
    • US11957197
    • 2007-12-14
    • James D. Beasom
    • James D. Beasom
    • H01L27/082
    • H01L29/7304H01L27/0658H01L27/067
    • Methods of forming and structures of a relatively large bipolar transistor is provided. The method includes forming a collector in a semiconductor region. Forming a base contiguous with a portion of the collector. Forming a plurality of emitters contiguous with portions of the base. Forming a common emitter interconnect and forming ballast emitter resistors for select emitters. Each ballast emitter resistor is coupled between an associated emitter and the common emitter interconnect. Each ballast resistor is further formed to have a selected resistance value. The selected resistance value of each ballast resistor is selected so the values of the ballast resistors vary in a two dimensional direction in relation to a working surface of the bipolar transistor.
    • 提供了相对较大的双极晶体管的形成方法和结构。 该方法包括在半导体区域中形成集电极。 形成与收集器的一部分相邻的基座。 形成与基部的部分相邻的多个发射器。 形成公共发射极互连,并形成用于选择发射极的镇流发射极电阻。 每个镇流发射极电阻耦合在相关的发射极和公共发射极互连之间。 每个镇流电阻器进一步形成为具有选定的电阻值。 选择每个镇流电阻器的所选电阻值,使得镇流电阻器的值相对于双极晶体管的工作表面在二维方向上变化。
    • 77. 发明授权
    • Bipolar transistor formed using selective and non-selective epitaxy for base integration in a BiCMOS process
    • 使用选择性和非选择性外延法在BiCMOS工艺中进行基极整合形成的双极晶体管
    • US07462923B1
    • 2008-12-09
    • US11899850
    • 2007-09-08
    • Greg D. U'Ren
    • Greg D. U'Ren
    • H01L27/082
    • H01L29/732H01L21/8249H01L29/1004H01L29/66287
    • According to one exemplary embodiment, a bipolar transistor includes an active area situated between first and second isolation regions in a substrate. The bipolar transistor further includes an epitaxial extension layer situated on the active area, where the epitaxial extension layer extends over the first and second isolation regions. The bipolar transistor further includes a base layer situated on the epitaxial extension layer, where the base layer includes an epitaxial base, and where the epitaxial base includes a usable emitter formation area. The active area has a first width and the usable emitter formation area has a second width, where the second width is at least as large as the first width.
    • 根据一个示例性实施例,双极晶体管包括位于衬底中的第一和第二隔离区之间的有源区。 双极晶体管还包括位于有源区上的外延延伸层,其中外延延伸层在第一和第二隔离区上延伸。 双极晶体管还包括位于外延延伸层上的基极层,其中基极层包括外延基极,并且其中外延基底包括可用的发射极形成区域。 有源区域具有第一宽度,并且可用的发射体形成区域具有第二宽度,其中第二宽度至少与第一宽度一样大。
    • 78. 发明授权
    • Semiconductor bipolar transistor
    • 半导体双极晶体管
    • US07459766B2
    • 2008-12-02
    • US11392613
    • 2006-03-30
    • Shuji Fujiwara
    • Shuji Fujiwara
    • H01L27/082
    • H01L29/66272H01L29/0821H01L29/7322
    • A semiconductor device including a bipolar transistor in which the collector resistance. The bipolar transistor includes a first conduction type semiconductor substrate having a main surface. A second conduction type collector region is formed in the semiconductor substrate. A shallow trench isolation structure isolates the main surface of the semiconductor substrate into two insulated active regions. A collector leading portion is formed in one of the active regions. A first conduction type base region and a second conduction type emitter region are formed on the other one of the active regions. The collector region has a first depth from the main surface immediately below the shallow trench isolation structure, and the collector region has a second depth from the main surface immediately below the two active regions. The first depth is less than the second depth.
    • 一种半导体器件,包括集电极电阻的双极晶体管。 双极晶体管包括具有主表面的第一导电型半导体衬底。 在半导体衬底中形成第二导电型集电极区域。 浅沟槽隔离结构将半导体衬底的主表面隔离成两个绝缘的有源区。 集电极引导部分形成在一个有源区中。 第一导电型基极区域和第二导电型发射极区域形成在另一个有源区域上。 集电极区域具有从浅沟槽隔离结构正下方的主表面的第一深度,并且集电极区域具有紧邻两个活性区域的主表面的第二深度。 第一个深度小于第二个深度。
    • 80. 发明申请
    • POWER TRANSISTOR FEATURING A DOUBLE-SIDED FEED DESIGN AND METHOD OF MAKING THE SAME
    • 功率晶体管具有双面进料设计及其制造方法
    • US20080150082A1
    • 2008-06-26
    • US11671035
    • 2007-02-05
    • Dragan ZupacSandra J. WipfTheresa M. KellerElizabeth C. Glass
    • Dragan ZupacSandra J. WipfTheresa M. KellerElizabeth C. Glass
    • H01L27/082
    • H01L29/73H01L23/4824H01L24/13H01L29/0692H01L29/41708H01L29/42304H01L29/7322H01L2224/16H01L2924/19043H01L2924/30107
    • A power transistor (210) comprises a plurality of unit cell devices (212), a base contact configuration, an emitter contact configuration, and a collector contact configuration. The plurality of unit cell devices is arranged along an axis (194), each unit cell device including base (80), emitter (82), and collector (84) portions. The base contact configuration includes (i) a first base feed (150) coupled to the base portion of each unit cell device via a first end of at least one base finger (154) associated with a corresponding unit cell device and (ii) a second base feed (152) coupled to the base portion of each unit cell device via an opposite end of the at least one base finger associated with the corresponding unit cell device. The emitter contact configuration includes (i) a first emitter feed (172) coupled to the emitter portion of each unit cell device via a first end of an emitter metallization (176) associated with a corresponding unit cell device and (ii) a second emitter feed (174) coupled to the emitter portion of each unit cell device via an opposite end of the emitter metallization associated with the corresponding unit cell device. The collector contact configuration includes a collector feed (188) coupled to the collector portion of each unit cell device.
    • 功率晶体管(210)包括多个单位电池器件(212),基极触点配置,发射极触点配置和集电极触点配置。 多个单电池器件沿轴线(194)布置,每个单元电池器件包括基极(80),发射极(82)和集电极(84)部分。 基本接触配置包括:(i)经由与相应的单位电池器件相关联的至少一个基本手指(154)的第一端耦合到每个单元电池器件的基座部分的第一基本馈电(150)和(ii) 第二基本馈送(152),其经由与所述对应的单元设备相关联的所述至少一个基本指的相对端耦合到每个单元单元设备的基本部分。 发射极接触配置包括:(i)经由与相应的单位电池器件相关联的发射极金属化(176)的第一端耦合到每个单位电池器件的发射极部分的第一发射极馈电(172)和(ii)第二发射极 馈电(174)经由与相应的单位电池器件相关联的发射极金属化的相对端耦合到每个单位电池器件的发射极部分。 集电极接触配置包括耦合到每个单位电池器件的集电极部分的集电极馈送(188)。