KR100363101B1 - 고내압 아이솔레이션 영역을 갖는 고전압 반도체 소자 - Google Patents
고내압 아이솔레이션 영역을 갖는 고전압 반도체 소자 Download PDFInfo
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- KR100363101B1 KR100363101B1 KR1020010020169A KR20010020169A KR100363101B1 KR 100363101 B1 KR100363101 B1 KR 100363101B1 KR 1020010020169 A KR1020010020169 A KR 1020010020169A KR 20010020169 A KR20010020169 A KR 20010020169A KR 100363101 B1 KR100363101 B1 KR 100363101B1
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- 238000002955 isolation Methods 0.000 title claims abstract description 29
- 239000004065 semiconductor Substances 0.000 title claims abstract description 24
- 230000015556 catabolic process Effects 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 claims 3
- 230000005684 electric field Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 230000005669 field effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- H—ELECTRICITY
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- 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
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
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- 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
- H01L29/0684—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 the shape, relative sizes or dispositions of the semiconductor regions or junctions between the regions
- H01L29/0692—Surface layout
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- 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
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- H01L29/0692—Surface layout
- H01L29/0696—Surface layout of cellular field-effect devices, e.g. multicellular DMOS transistors or IGBTs
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- H—ELECTRICITY
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- 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
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
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- 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
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/7816—Lateral DMOS transistors, i.e. LDMOS transistors
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- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
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- H01L29/0611—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 for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices
- H01L29/0615—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 for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices by the doping profile or the shape or the arrangement of the PN junction, or with supplementary regions, e.g. junction termination extension [JTE]
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- H—ELECTRICITY
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- 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
- H01L29/0607—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 for preventing surface leakage or controlling electric field concentration
- H01L29/0611—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 for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices
- H01L29/0615—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 for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices by the doping profile or the shape or the arrangement of the PN junction, or with supplementary regions, e.g. junction termination extension [JTE]
- H01L29/063—Reduced surface field [RESURF] pn-junction structures
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- H—ELECTRICITY
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- 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
- H01L29/10—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 not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/107—Substrate region of field-effect devices
- H01L29/1075—Substrate region of field-effect devices of field-effect transistors
- H01L29/1079—Substrate region of field-effect devices of field-effect transistors with insulated gate
- H01L29/1083—Substrate region of field-effect devices of field-effect transistors with insulated gate with an inactive supplementary region, e.g. for preventing punch-through, improving capacity effect or leakage current
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- 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
- H01L29/10—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 not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1095—Body region, i.e. base region, of DMOS transistors or IGBTs
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Element Separation (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (4)
- 저전압 영역;상기 저전압 영역에 의해 둘러싸이되 일면 양단에 돌출부를 갖는 형상으로 이루어진 고전압 영역; 및상기 저전압 영역 및 상기 고전압 영역을 전기적으로 분리하는 아이솔레이션 영역, 및 상기 저전압 영역으로부터의 신호를 상기 고전압 영역으로 전달하기 위한 수평형 디모스 트랜지스터를 포함하는 고내압 아이솔레이션 영역을 구비하는 고전압 반도체 소자에 있어서,상기 수평형 디모스 트랜지스터의 드레인 영역이 상기 고전압 영역의 돌출부 사이에 배치되며, 상호 대향하는 상기 고전압 영역의 돌출부 모서리 및 상기 수평형 디모스 트랜지스터의 드레인 영역의 모서리 형상이 구부러진 형상으로 이루어진 것을 특징으로 하는 고전압 반도체 소자.
- 제1항에 있어서,상기 고전압 영역의 돌출부 모서리 및 상기 수평형 디모스 트랜지스터의 드레인 영역의 모서리 형상은 원형인 것을 특징으로 하는 고전압 반도체 소자.
- 제1항에 있어서,상기 수평형 디모스 트랜지스터의 도전형은 n형인 것을 특징으로 하는 고전압 반도체 소자.
- 제3항에 있어서,상기 아이솔레이션 영역의 도전형은 p형인 것을 특징으로 하는 고전압 반도체 소자.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010020169A KR100363101B1 (ko) | 2001-04-16 | 2001-04-16 | 고내압 아이솔레이션 영역을 갖는 고전압 반도체 소자 |
US10/123,007 US6600206B2 (en) | 2001-04-16 | 2002-04-15 | High voltage semiconductor device having high breakdown voltage isolation region |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020010020169A KR100363101B1 (ko) | 2001-04-16 | 2001-04-16 | 고내압 아이솔레이션 영역을 갖는 고전압 반도체 소자 |
Publications (2)
Publication Number | Publication Date |
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KR20020080547A KR20020080547A (ko) | 2002-10-26 |
KR100363101B1 true KR100363101B1 (ko) | 2002-12-05 |
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KR1020010020169A KR100363101B1 (ko) | 2001-04-16 | 2001-04-16 | 고내압 아이솔레이션 영역을 갖는 고전압 반도체 소자 |
Country Status (2)
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US (1) | US6600206B2 (ko) |
KR (1) | KR100363101B1 (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4775683B2 (ja) * | 2003-09-29 | 2011-09-21 | オンセミコンダクター・トレーディング・リミテッド | 半導体集積回路装置 |
JP4707947B2 (ja) * | 2003-11-14 | 2011-06-22 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
KR101146972B1 (ko) * | 2005-03-16 | 2012-05-22 | 페어차일드코리아반도체 주식회사 | 고내압 다이오드를 갖는 고전압 집적회로 장치 |
US7244975B2 (en) * | 2005-07-05 | 2007-07-17 | United Microelectronics Corp. | High-voltage device structure |
US7888768B2 (en) * | 2006-01-09 | 2011-02-15 | Fairchild Korea Semiconductor, Ltd. | Power integrated circuit device having embedded high-side power switch |
KR100917216B1 (ko) * | 2007-02-02 | 2009-09-16 | 삼성전자주식회사 | 반도체 소자 및 그 형성방법 |
TWI383508B (zh) * | 2008-12-17 | 2013-01-21 | Vanguard Int Semiconduct Corp | 具蕭基(Schottky)二極體的高壓半導體元件 |
US8618627B2 (en) * | 2010-06-24 | 2013-12-31 | Fairchild Semiconductor Corporation | Shielded level shift transistor |
CN104134661B (zh) * | 2013-05-02 | 2016-12-28 | 无锡华润上华半导体有限公司 | 一种高压集成电路及其制造方法 |
US10784372B2 (en) | 2015-04-03 | 2020-09-22 | Magnachip Semiconductor, Ltd. | Semiconductor device with high voltage field effect transistor and junction field effect transistor |
KR101975630B1 (ko) | 2015-04-03 | 2019-08-29 | 매그나칩 반도체 유한회사 | 접합 트랜지스터와 고전압 트랜지스터 구조를 포함한 반도체 소자 및 그 제조 방법 |
KR102227666B1 (ko) | 2017-05-31 | 2021-03-12 | 주식회사 키 파운드리 | 고전압 반도체 소자 |
CN108493248B (zh) * | 2018-03-05 | 2021-08-24 | 上海华虹宏力半导体制造有限公司 | 电平位移结构及其制造方法 |
JP7157691B2 (ja) * | 2019-03-20 | 2022-10-20 | 株式会社東芝 | 半導体装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5430314A (en) * | 1992-04-23 | 1995-07-04 | Siliconix Incorporated | Power device with buffered gate shield region |
KR19980066427A (ko) * | 1997-01-23 | 1998-10-15 | 김광호 | 반도체 장치 및 그 제조 방법 |
KR20020013218A (ko) * | 2000-08-12 | 2002-02-20 | 김덕중 | 고내압 아이솔레이션 영역을 갖는 고전압 반도체소자 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW366543B (en) * | 1996-12-23 | 1999-08-11 | Nxp Bv | Semiconductor device |
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2001
- 2001-04-16 KR KR1020010020169A patent/KR100363101B1/ko active IP Right Grant
-
2002
- 2002-04-15 US US10/123,007 patent/US6600206B2/en not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5430314A (en) * | 1992-04-23 | 1995-07-04 | Siliconix Incorporated | Power device with buffered gate shield region |
KR19980066427A (ko) * | 1997-01-23 | 1998-10-15 | 김광호 | 반도체 장치 및 그 제조 방법 |
KR20020013218A (ko) * | 2000-08-12 | 2002-02-20 | 김덕중 | 고내압 아이솔레이션 영역을 갖는 고전압 반도체소자 |
Also Published As
Publication number | Publication date |
---|---|
US6600206B2 (en) | 2003-07-29 |
US20020175392A1 (en) | 2002-11-28 |
KR20020080547A (ko) | 2002-10-26 |
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