KR100504202B1 - Esd 보호소자의 레이아웃 - Google Patents
Esd 보호소자의 레이아웃 Download PDFInfo
- Publication number
- KR100504202B1 KR100504202B1 KR10-2003-0017520A KR20030017520A KR100504202B1 KR 100504202 B1 KR100504202 B1 KR 100504202B1 KR 20030017520 A KR20030017520 A KR 20030017520A KR 100504202 B1 KR100504202 B1 KR 100504202B1
- Authority
- KR
- South Korea
- Prior art keywords
- gate
- layout
- coupling
- terminal
- nmosfet
- Prior art date
Links
- 230000003068 static effect Effects 0.000 title 1
- 230000008878 coupling Effects 0.000 claims abstract description 50
- 238000010168 coupling process Methods 0.000 claims abstract description 50
- 238000005859 coupling reaction Methods 0.000 claims abstract description 50
- 239000003990 capacitor Substances 0.000 claims abstract description 41
- 238000000034 method Methods 0.000 claims abstract description 6
- 239000007769 metal material Substances 0.000 claims description 9
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 8
- 229920005591 polysilicon Polymers 0.000 claims description 8
- 238000004804 winding Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 230000001404 mediated effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000005669 field effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012421 spiking Methods 0.000 description 1
Classifications
-
- 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
- H01L27/0203—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
- H01L27/0266—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices using field effect transistors as protective elements
-
- 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
- H01L27/0203—Particular design considerations for integrated circuits
- H01L27/0207—Geometrical layout of the components, e.g. computer aided design; custom LSI, semi-custom LSI, standard cell technique
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (4)
- 입력패드와 입력버퍼 사이에서 드레인단자가 상기 입력패드와 입력버퍼 사이의 신호선에 연결되도록 상호 나란하게 배치되는 PMOSFET/NMOSFET와, 상기 PMOSFET/NMOSFET의 드레인단자 및 게이트단자 사이에 각각 배치되는 커플링 커패시터와, 그리고 상기 PMOSFET/NMOSFET의 소스단자와 접지단 또는 전원단 사이에 배치되는 커플링 저항을 구비하는 게이트 커플드 CMOSFET로 구성되는 ESD 보호소자의 레이아웃에 있어서,상기 커플링 커패시터의 하부전극은 상기 PMOSFET/NMOSFET의 게이트를 구성하는 폴리실리콘막으로부터 연장되어 제1 영역을 덮도록 배치되며, 상기 커플링 커패시터의 상부전극은 상기 PMOSFET의 드레인영역 및 NMOSFET의 드레인영역 사이의 영역에서 상기 하부전극과 중첩되도록 배치되면서 상기 드레인영역과 전기적으로 연결되며, 그리고 상기 커플링 저항은 상기 폴리실리콘막과 상호 이격되면서 상기 접지단 또는 전원단까지 구불구불한 형태로 길게 배치되는 저항용 폴리실리콘막과, 상기 폴리실리콘막과 저항용 폴리실리콘막을 상호 연결시키는 금속재질의 집중부로 구성되는 것을 특징으로 하는 ESD 보호소자의 레이아웃.
- 제1항에 있어서,상기 금속재질의 집중부는 스트라이프 형태를 갖는 것을 특징으로 하는 ESD 보호소자의 레이아웃.
- 제2항에 있어서,상기 저항용 폴리실리콘막은 상기 스트라이프 형태의 집중부의 중앙에 배치되는 컨택에 의해 상기 집중부와 연결되는 것을 특징으로 하는 ESD 보호소자의 레이아웃.
- 제 1항에 있어서, 상기 드레인과 상부전극은 콘택에 의해 서로 연결된 것을 특징으로 하는 ESD 보호소자의 레이아웃.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0017520A KR100504202B1 (ko) | 2003-03-20 | 2003-03-20 | Esd 보호소자의 레이아웃 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2003-0017520A KR100504202B1 (ko) | 2003-03-20 | 2003-03-20 | Esd 보호소자의 레이아웃 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20040082831A KR20040082831A (ko) | 2004-09-30 |
KR100504202B1 true KR100504202B1 (ko) | 2005-07-27 |
Family
ID=37366566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2003-0017520A KR100504202B1 (ko) | 2003-03-20 | 2003-03-20 | Esd 보호소자의 레이아웃 |
Country Status (1)
Country | Link |
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KR (1) | KR100504202B1 (ko) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100780238B1 (ko) * | 2006-12-26 | 2007-11-27 | 매그나칩 반도체 유한회사 | 정전기 방전 보호소자 |
KR100780239B1 (ko) * | 2006-12-26 | 2007-11-27 | 매그나칩 반도체 유한회사 | 정전기 방전 보호소자 |
TWI374534B (en) | 2008-01-16 | 2012-10-11 | Novatek Microelectronics Corp | Method and integrated circuits capable of saving layout areas |
KR102361141B1 (ko) | 2019-05-23 | 2022-02-09 | 주식회사 키파운드리 | 정전기 방전 보호용 반도체 소자 |
-
2003
- 2003-03-20 KR KR10-2003-0017520A patent/KR100504202B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20040082831A (ko) | 2004-09-30 |
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