KR920003508A - 반도체 디바이스 및 이를 제조하는 방법 - Google Patents

반도체 디바이스 및 이를 제조하는 방법 Download PDF

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KR920003508A
KR920003508A KR1019910012497A KR910012497A KR920003508A KR 920003508 A KR920003508 A KR 920003508A KR 1019910012497 A KR1019910012497 A KR 1019910012497A KR 910012497 A KR910012497 A KR 910012497A KR 920003508 A KR920003508 A KR 920003508A
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에이. 이란마네쉬 알리
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존 지. 웨브
내쇼날 세미컨덕터 코포레이션
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
    • H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
    • H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
    • H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
    • H01L29/08—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions with semiconductor regions connected to an electrode carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
    • H01L29/0821—Collector regions of bipolar transistors
    • H01L29/0826—Pedestal collectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
    • H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
    • H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
    • H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
    • H01L27/0617—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type
    • H01L27/0623—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type in combination with bipolar transistors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
    • H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
    • H01L29/0603—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
    • H01L29/0642—Isolation within the component, i.e. internal isolation
    • H01L29/0649—Dielectric regions, e.g. SiO2 regions, air gaps
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
    • H01L29/70—Bipolar devices
    • H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
    • H01L29/73—Bipolar junction transistors
    • H01L29/732—Vertical transistors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/009—Bi-MOS
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S148/00—Metal treatment
    • Y10S148/011—Bipolar transistors

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Ceramic Engineering (AREA)
  • Bipolar Transistors (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)

Abstract

내용 없음

Description

반도체 디바이스 및 이를 제조하는 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 한 실시예에 따른 BiCMOS구조에 대한 단면도.

Claims (19)

  1. (a) 제1도전율 형태로 지니는 콜렉터 영역, (b) 상기 콜렉터 영역상에 위치하며 제2도전율 형태를 지니는 베이스, (c) 상기 베이스상에 위치하며 제1도전율 형태를 지니는 에미터, (d) 상기 에미터, 베이스 및 콜렉터의 측벽을 따라 확장하는 트렌치 및 (e) 상기 트렌치에 있는 에미터, 베이스 및 콜렉터의 단일의 제1인접 유전체 측벽을 포함하는 바이폴라 트랜지스터.
  2. 제1항에 있어서, 상기 콜렉터 영역은 매몰층상에 위치한 콜렉터를 포함하는 바이폴라 트랜지스터.
  3. 제2항에 있어서, 상기 트랜치 및 상기 제1측벽은 상기 콜렉터를 통해 상기 매몰층까지 확장하는 바이폴라 트랜지스터.
  4. 제2항에 있어서, 상기 트렌치 하부로부터 상기 매몰층까지 확장하며 제1도전율 형태를 지니는 주입물을 포함하는 바이폴라 트랜지스터.
  5. 제1항에 있어서, 상기 에미터 상에 위치하며 제1도전율 형태를 지니는 에미터 접점을 부가적으로 포함하는 바이폴라 트랜지스터.
  6. 제5항에 있어서, 상기 트렌치 및 상기 제1측벽은 상기 에미터 접점을 따라 확장하는 바이폴라 트랜지스터.
  7. 제5항에 있어서, 상기 베이스에 위치하며 제2도전율 형태를 지니는 베이스 접접을 부가적으로 포함하는 방법.
  8. 제7항에 있어서, 상기 에미터 접점 및 상기 베이스 접점사이에 위치한 단일의 제2유전체 측벽을 부가적으로 포함하는 바이폴라 트랜지스터.
  9. 제1항에 있어서, 상기 제1측벽은 이산화 실리콘을 포함하는 바이폴라 트랜지스터.
  10. 제1항에 있어서, 상기 제1 및 제2측벽은 이산화 실리콘으로 구성되는 바이폴라 트랜지스터.
  11. (a) 제1도전율 형태를 지니는 매몰층, (b) 상기 매몰층상에 위치하며 제1도전율 형태를 지니는 콜렉터, (c) 상기 콜렉터상에 위치하며 제2도전율 형태를 지니는 베이스, (d) 상기 베이스상에 위치하며 제1도전율 형태를 지니는 에미터, (e) 상기 에미터상에 위치하며 제1도전율 형태를 지니는 에미터 접점, (f) 상기 에미터, 베이스 및 촐렉터를 따라 확정하는 트렌치, (g) 상기 트렌치에 있는 에미터, 베이스 및 콜렉터의 단일의 제1인접 유전체 측벽, (h) 상기 베이스상에 위치하며 제2도전율 형태를 지니는 베이스 접점, (i) 상기 에미터 접점 및 상기 베이스 접점사이에 위치한 단일의 제2인접 유전체 측벽을 포함하는 바이폴라 트랜지스터.
  12. 바이폴라 트랜지스터를 제조하는 방법에 있어서, (a) 제1도전율 형태를 지니는 콜렉터 영역을 형성하는 단계, (b) 상기 콜렉터 영역상에 제2도저을 형태를 지니는 베이스를 형성하는 단계, (c) 상기 베이스상에 제1도전율 형태를 지니는 에미터를 형성하는 단계, (d) 상기 에미터 일부상에 에칭 마스크를 형성하는 단계, (e) 상기 에칭 마스크에 의해 덮혀지지 않는 트랜지스터 표면을 상기 베이스 이하의 깊이까지 에칭함으로써 트렌치를 제공하는 단계, (f) 적어도 상기 트렌치상에 산화물층을 형성하는 단계, (g) 상기 콜렉터 영역 일부를 노출시킬 정도로 상기 산화물층을 에칭함으로써 상기 콜렉터 영역의 상부표면이하로부터 상기 에미터까지 확장하는 측벽을 제공한는 단계 및 (h) 상기 콜렉터 영역의 노출된 부분에 콜렉터 접점을 형성하는 단계를 포함하는 방법.
  13. 제12항에 있어서, 상기 콜렉터 영역의 형성하는 단계는 제1도전율 형태를 지니는 매몰층을 형성하고 상기 매몰층상에 제1도 전율 형태를 지닌 콜렉터를 형성하는 단계를 포함하는 방법.
  14. 제13항에 있어서, 산화물 층을 형성시키기에 앞서 상기 트렌치 하부내에 제1도전율 형태를 주입하되, 상기 매몰층까지 주입하는 단계를 부가적으로 포함하는 방법.
  15. 제13항에 있어서, 상기 트렌치를 에칭하는 단계는 상기 콜렉터 이하의 깊이까지 에칭하는 단계를 포함하는 방법.
  16. 제12항에 있어서, 상기 에미터상에 제1도전율 형태를 지니는 베이스 접점을 형성하는 단계를 부가적으로 포함하는 방법.
  17. 제16항에 있어서, 상기 에미터를 형성하는 단계는 상기 트렌치를 에칭하기에 앞서 이행되는 방법.
  18. 제16항에 있어서, 상기 베이스상에 제2도전율 형태를 지니는 베이스 접점을 형성하는 단계를 부가적으로 포함하는 방법.
  19. 제18항에 있어서, 상기 에미터 접점 및 상기 베이스 접점사이에 단일의 인접 유전체 측벽을 형성하는 단계를 부가적으로 포함하는 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019910012497A 1990-07-23 1991-07-22 반도체장치 및 그 제조 방법 KR100227872B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US557,446 1990-07-23
US07/557,446 US5124775A (en) 1990-07-23 1990-07-23 Semiconductor device with oxide sidewall

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KR920003508A true KR920003508A (ko) 1992-02-29
KR100227872B1 KR100227872B1 (ko) 1999-11-01

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US5399509A (en) 1995-03-21
EP0468271A1 (en) 1992-01-29
KR100227872B1 (ko) 1999-11-01
US5124775A (en) 1992-06-23
JPH06104272A (ja) 1994-04-15

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