KR100917055B1 - Esd 보호를 위한 반도체 소자 - Google Patents
Esd 보호를 위한 반도체 소자 Download PDFInfo
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- KR100917055B1 KR100917055B1 KR1020020083693A KR20020083693A KR100917055B1 KR 100917055 B1 KR100917055 B1 KR 100917055B1 KR 1020020083693 A KR1020020083693 A KR 1020020083693A KR 20020083693 A KR20020083693 A KR 20020083693A KR 100917055 B1 KR100917055 B1 KR 100917055B1
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/005—Circuit means for protection against loss of information of semiconductor storage devices
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/02—Disposition of storage elements, e.g. in the form of a matrix array
- G11C5/025—Geometric lay-out considerations of storage- and peripheral-blocks in a semiconductor storage device
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/22—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities
- H01L21/225—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities using diffusion into or out of a solid from or into a solid phase, e.g. a doped oxide layer
- H01L21/2251—Diffusion into or out of group IV semiconductors
- H01L21/2252—Diffusion into or out of group IV semiconductors using predeposition of impurities into the semiconductor surface, e.g. from a gaseous phase
- H01L21/2253—Diffusion into or out of group IV semiconductors using predeposition of impurities into the semiconductor surface, e.g. from a gaseous phase by ion implantation
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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 at least one potential-jump barrier or surface barrier; including integrated passive circuit elements with at least one potential-jump barrier or surface barrier
- H01L27/0203—Particular design considerations for integrated circuits
- H01L27/0248—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection
- H01L27/0251—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices
- H01L27/0296—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices involving a specific disposition of the protective devices
Abstract
Description
Claims (3)
- 반도체 기판상에 형성되는 게이트 폴리층;상기 게이트 폴리층의 양측 기판내에 형성되는 소오스/드레인 영역;상기 소오스/드레인 영역의 어느 일측 영역의 하측에 구성되어 ESD 보호 특성을 향상시키기 위한 PESD 영역;상기 PESD 영역의 이온 주입 프로파일을 변화시키는 도핑 프로파일 변화 영역을 포함하는 것을 특징으로 하는 ESD 보호를 위한 반도체 소자.
- 제 1 항에 있어서, 도핑 프로파일 변화 영역은 PESD 영역을 갖는 소오스/드레인 영역과 PESD 영역의 계면에 위치하여 PESD 영역의 이온 주입 프로파일을 변화시키는 ESD 보호 추가 이온 주입 영역인 것을 특징으로 하는 ESD 보호를 위한 반도체 소자.
- 제 1 항에 있어서, 도핑 프로파일 변화 영역은 상기 소오스/드레인 영역의 일측 표면상에 구성되는 ESD 보호용 산화막에 의해 형성되어 전계가 집중되도록한 서브 정션 프로파일인 것을 특징으로 하는 ESD 보호를 위한 반도체 소자.
Priority Applications (1)
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KR1020020083693A KR100917055B1 (ko) | 2002-12-24 | 2002-12-24 | Esd 보호를 위한 반도체 소자 |
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KR1020020083693A KR100917055B1 (ko) | 2002-12-24 | 2002-12-24 | Esd 보호를 위한 반도체 소자 |
Publications (2)
Publication Number | Publication Date |
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KR20040056952A KR20040056952A (ko) | 2004-07-01 |
KR100917055B1 true KR100917055B1 (ko) | 2009-09-10 |
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KR1020020083693A KR100917055B1 (ko) | 2002-12-24 | 2002-12-24 | Esd 보호를 위한 반도체 소자 |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5386134A (en) | 1993-11-23 | 1995-01-31 | Vlsi Technology, Inc. | Asymmetric electro-static discharge transistors for increased electro-static discharge hardness |
JP2001077211A (ja) | 1999-07-01 | 2001-03-23 | Toshiba Corp | 半導体装置とその製造方法 |
US6274911B1 (en) | 1999-02-12 | 2001-08-14 | Vanguard International Semiconductor Corporation | CMOS device with deep current path for ESD protection |
KR100596765B1 (ko) | 1999-06-28 | 2006-07-04 | 주식회사 하이닉스반도체 | 정전방전 보호용 모스 트랜지스터의 제조 방법 |
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2002
- 2002-12-24 KR KR1020020083693A patent/KR100917055B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5386134A (en) | 1993-11-23 | 1995-01-31 | Vlsi Technology, Inc. | Asymmetric electro-static discharge transistors for increased electro-static discharge hardness |
US6274911B1 (en) | 1999-02-12 | 2001-08-14 | Vanguard International Semiconductor Corporation | CMOS device with deep current path for ESD protection |
KR100596765B1 (ko) | 1999-06-28 | 2006-07-04 | 주식회사 하이닉스반도체 | 정전방전 보호용 모스 트랜지스터의 제조 방법 |
JP2001077211A (ja) | 1999-07-01 | 2001-03-23 | Toshiba Corp | 半導体装置とその製造方法 |
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