KR100888425B1 - 고전압 mos장치에서 누설을 예방하는 차폐구조물 - Google Patents
고전압 mos장치에서 누설을 예방하는 차폐구조물 Download PDFInfo
- Publication number
- KR100888425B1 KR100888425B1 KR1020070053986A KR20070053986A KR100888425B1 KR 100888425 B1 KR100888425 B1 KR 100888425B1 KR 1020070053986 A KR1020070053986 A KR 1020070053986A KR 20070053986 A KR20070053986 A KR 20070053986A KR 100888425 B1 KR100888425 B1 KR 100888425B1
- Authority
- KR
- South Korea
- Prior art keywords
- hvw
- shielding pattern
- gate electrode
- substrate
- hvnw
- Prior art date
Links
- 239000000758 substrate Substances 0.000 claims abstract description 36
- 238000009413 insulation Methods 0.000 claims abstract description 20
- 239000004065 semiconductor Substances 0.000 claims abstract description 16
- 239000012212 insulator Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 17
- 238000013461 design Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- 238000012360 testing method Methods 0.000 description 14
- 239000012535 impurity Substances 0.000 description 7
- 230000005684 electric field Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
-
- 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
- H01L29/76—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
- H01L29/7833—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's
- H01L29/7834—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's with a non-planar structure, e.g. the gate or the source or the drain being non-planar
-
- 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
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/402—Field plates
- H01L29/404—Multiple field plate structures
-
- 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
- H01L29/0653—Dielectric regions, e.g. SiO2 regions, air gaps adjoining the input or output region of a field-effect device, e.g. the source or drain region
-
- 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
- H01L29/0684—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
Landscapes
- Microelectronics & Electronic Packaging (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (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)
- Electrodes Of Semiconductors (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (10)
- 기판;상기 기판에 마련되는 제1 전도성(conductivity) 타입의 제1 HVW(high-voltage well)부 ;상기 기판에 마련되는 상기 제1 전도성 타입의 제2 HVW부 ;상기 기판에 마련되며, 상기 제1 전도성 타입과 반대되는 제2 전도성 타입이고, 적어도 하나의 부분이 상기 제1 HVW부와 상기 제2 HVW부 사이에 마련되는 제3 HVW부;상기 제1HVW부,상기 제2HVW부, 및 상기 제3HVW부 안에 마련되는 절연부;상기 제1HVW부로부터 상기 제2HVW부까지 위쪽으로 펼쳐진 게이트 절연체;상기 게이트절연체 위에 마련된 게이트 전극; 및상기 절연부 위에 마련된 차폐패턴;을 포함하고,상기 차폐패턴은 게이트 전극으로부터 전기적으로 절연되어 있고, 상기 게이트전극과 상기 차폐패턴은 0.4㎛미만의 공간을 가지는 반도체 구조물
- 제1항에 있어서,상기 공간은 0.25㎛미만인 것을 특징으로 하는 반도체 구조물
- 제1항에 있어서,상기 공간은 디자인룰에 의해서 정의된 최소공간과 동일한 것을 특징으로 하는 반도체 구조물
- 제1항에 있어서,상기 차폐패턴은 상기 게이트전극에 인가된 스트레스 전압보다 실질적으로 적은 전압으로 연결된 것을 특징으로 하는 반도체구조물
- 제1항에 있어서,상기 차폐패턴은 상기 기판에 연결된 것을 특징으로 하는 반도체구조물
- 제1항에 있어서,상기 차폐패턴의 길이와 상기 게이트 전극의 길이간의 비율은 0.2보다 큰 것을 특징으로 하는 반도체구조물
- 제1항에 있어서,상기 제1 HVW부,상기 제2 HVW부, 및 상기 제3 HVW부에 마련되며, 상기 절연부로부터 게이트절연체의 반대쪽 방향으로 놓여진 추가절연부; 그리고상기 추가 절연부 위에 마련되며, 게이트전극으로부터 전기적으로 절연되어 있고, 상기 게이트 전극과의 사이에 0.4㎛보다 작은 공간을 가지는 추가 차폐패턴;을 더 포함하는 것을 특징으로 하는 반도체구조물
- 제1항에 있어서,상기 게이트전극과 상기 차폐패턴은 같은 물질로 형성되는 것을 특징으로 하는 반도체구조물
- 제1항에 있어서,상기 제1 전도성 타입은 n타입이고 상기 제2 전도성 타입은 p타입인 것을 특징으로 하는 반도체구조물
- 제1항에 있어서,상기 제1 및 제2 HVW부는 제1방향이고, 상기 절연부는 상기 제1 방향에 수직인 제2 방향의 게이트절연체의 모서리부터 확장되는 부분을 포함하는 것을 특징으로 하는 반도체구조물
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US81767606P | 2006-06-30 | 2006-06-30 | |
US60/817,676 | 2006-06-30 | ||
US11/593,424 US7521741B2 (en) | 2006-06-30 | 2006-11-06 | Shielding structures for preventing leakages in high voltage MOS devices |
US11/593,424 | 2006-11-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20080003213A KR20080003213A (ko) | 2008-01-07 |
KR100888425B1 true KR100888425B1 (ko) | 2009-03-11 |
Family
ID=38875690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020070053986A KR100888425B1 (ko) | 2006-06-30 | 2007-06-01 | 고전압 mos장치에서 누설을 예방하는 차폐구조물 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7521741B2 (ko) |
JP (1) | JP2008016820A (ko) |
KR (1) | KR100888425B1 (ko) |
CN (1) | CN100517756C (ko) |
TW (1) | TWI357156B (ko) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5057850B2 (ja) * | 2007-06-04 | 2012-10-24 | 東芝メモリシステムズ株式会社 | 半導体装置 |
US8258584B2 (en) * | 2010-07-29 | 2012-09-04 | Taiwan Semiconductor Manufacturing, Inc. | Offset gate semiconductor device |
CN102169869B (zh) * | 2011-02-01 | 2012-10-10 | 北京大学 | 用于检测mos器件晶向相关性的可靠性测试结构及方法 |
US9209098B2 (en) | 2011-05-19 | 2015-12-08 | Taiwan Semiconductor Manufacturing Company, Ltd. | HVMOS reliability evaluation using bulk resistances as indices |
US9159802B2 (en) | 2012-05-14 | 2015-10-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | MOS devices with mask layers and methods for forming the same |
JP2015056472A (ja) * | 2013-09-11 | 2015-03-23 | 株式会社東芝 | 半導体装置 |
CN104659094A (zh) * | 2013-11-22 | 2015-05-27 | 立锜科技股份有限公司 | 横向双扩散金属氧化物半导体元件及其制造方法 |
US9377502B2 (en) * | 2013-12-19 | 2016-06-28 | Infineon Technologies Ag | Testing of semiconductor devices and devices, and designs thereof |
CN105655328B (zh) * | 2014-11-13 | 2018-08-24 | 旺宏电子股份有限公司 | 有源元件及应用其的半导体元件 |
JP6058228B1 (ja) * | 2015-04-22 | 2017-01-11 | 三菱電機株式会社 | 半導体装置および半導体装置の製造方法 |
US10438540B2 (en) * | 2017-06-20 | 2019-10-08 | Apple Inc. | Control circuitry for electronic device displays |
US11068633B2 (en) * | 2018-08-31 | 2021-07-20 | Taiwan Semiconductor Manufacturing Company, Ltd. | Fault diagnostics |
TWI698017B (zh) | 2019-09-17 | 2020-07-01 | 瑞昱半導體股份有限公司 | 高壓半導體裝置以及其製作方法 |
US20230387103A1 (en) * | 2022-05-27 | 2023-11-30 | Vanguard International Semiconductor Corporation | Semiconductor structure |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH113934A (ja) | 1997-06-11 | 1999-01-06 | Toshiba Corp | 半導体集積回路 |
JP2000133725A (ja) | 1998-10-26 | 2000-05-12 | Mitsubishi Electric Corp | 半導体記憶装置 |
JP2006059978A (ja) | 2004-08-19 | 2006-03-02 | Toshiba Corp | 半導体装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0492449A (ja) * | 1990-08-07 | 1992-03-25 | Seiko Epson Corp | 半導体装置 |
KR930011462B1 (ko) * | 1990-11-23 | 1993-12-08 | 현대전자산업 주식회사 | 다층배선의 단차를 완화시키는 방법 |
JPH065697A (ja) * | 1992-06-22 | 1994-01-14 | Nec Corp | 半導体装置 |
JPH06120496A (ja) * | 1992-10-05 | 1994-04-28 | Toshiba Corp | Mos型高耐圧トランジスタ |
US6201275B1 (en) * | 1995-06-30 | 2001-03-13 | Nippon Steel Corporation | Semiconductor device having semiconductor regions of different conductivity types isolated by field oxide, and method of manufacturing the same |
US5861698A (en) * | 1997-03-17 | 1999-01-19 | Westinghouse Electric Corporation | Generator rotor with ring key that reduces tooth top stress |
US6020616A (en) * | 1998-03-31 | 2000-02-01 | Vlsi Technology, Inc. | Automated design of on-chip capacitive structures for suppressing inductive noise |
US6281554B1 (en) * | 2000-03-20 | 2001-08-28 | United Microelectronics Corp. | Electrostatic discharge protection circuit |
JP2004235475A (ja) * | 2003-01-30 | 2004-08-19 | Nec Electronics Corp | 半導体装置 |
JP2005191202A (ja) * | 2003-12-25 | 2005-07-14 | Seiko Epson Corp | 半導体装置 |
US7385252B2 (en) * | 2004-09-27 | 2008-06-10 | Taiwan Semiconductor Manufacturing Company, Ltd. | ESD protection for high voltage applications |
US7301185B2 (en) * | 2004-11-29 | 2007-11-27 | Taiwan Semiconductor Manufacturing Company, Ltd. | High-voltage transistor device having an interlayer dielectric etch stop layer for preventing leakage and improving breakdown voltage |
JP2006278633A (ja) * | 2005-03-29 | 2006-10-12 | Oki Electric Ind Co Ltd | 半導体装置の製造方法 |
-
2006
- 2006-11-06 US US11/593,424 patent/US7521741B2/en not_active Expired - Fee Related
-
2007
- 2007-04-17 JP JP2007108617A patent/JP2008016820A/ja active Pending
- 2007-05-17 TW TW096117558A patent/TWI357156B/zh not_active IP Right Cessation
- 2007-06-01 KR KR1020070053986A patent/KR100888425B1/ko active IP Right Grant
- 2007-06-05 CN CNB2007101088486A patent/CN100517756C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH113934A (ja) | 1997-06-11 | 1999-01-06 | Toshiba Corp | 半導体集積回路 |
JP2000133725A (ja) | 1998-10-26 | 2000-05-12 | Mitsubishi Electric Corp | 半導体記憶装置 |
JP2006059978A (ja) | 2004-08-19 | 2006-03-02 | Toshiba Corp | 半導体装置 |
Also Published As
Publication number | Publication date |
---|---|
TW200802871A (en) | 2008-01-01 |
US20080001189A1 (en) | 2008-01-03 |
US7521741B2 (en) | 2009-04-21 |
JP2008016820A (ja) | 2008-01-24 |
CN101097958A (zh) | 2008-01-02 |
CN100517756C (zh) | 2009-07-22 |
KR20080003213A (ko) | 2008-01-07 |
TWI357156B (en) | 2012-01-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100888425B1 (ko) | 고전압 mos장치에서 누설을 예방하는 차폐구조물 | |
JP6713453B2 (ja) | カスケードされたリサーフ注入及び二重バッファを備えるldmosデバイスのための方法及び装置 | |
KR101128716B1 (ko) | 반도체 장치 | |
US20170062608A1 (en) | Semiconductor device and method of manufacturing semiconductor device | |
US7723800B2 (en) | Deep trench isolation for power semiconductors | |
US20110198726A1 (en) | Semiconductor device and manufacturing method thereof | |
US8476684B2 (en) | Field effect transistors having improved breakdown voltages and methods of forming the same | |
US6677210B1 (en) | High voltage transistors with graded extension | |
US20100109081A1 (en) | Semiconductor device and ic chip | |
CN110299411A (zh) | 半导体装置 | |
TWI540699B (zh) | 半導體設備之先進法拉第屏蔽 | |
KR20110035938A (ko) | 게이트 커패시턴스가 감소된 고전압 트랜지스터 구조 | |
KR20060106667A (ko) | 고내압 반도체장치 및 그 제조방법 | |
KR20100078469A (ko) | 반도체 소자 및 그 제조 방법 | |
KR101051684B1 (ko) | 정전기 방전 보호소자 및 그 제조방법 | |
KR20140112629A (ko) | Ldmos 소자와 그 제조 방법 | |
US9324800B1 (en) | Bidirectional MOSFET with suppressed bipolar snapback and method of manufacture | |
TWI705500B (zh) | 具有接觸深井區域之電晶體 | |
KR20060090983A (ko) | 측면 박막 soi 디바이스 | |
US10770357B2 (en) | Integrated circuit with improved resistive region | |
KR20120004954A (ko) | 반도체 장치 | |
CN113078219A (zh) | 深槽和结混合隔离 | |
KR100694327B1 (ko) | 반도체 디바이스 | |
TW202427789A (zh) | 半導體裝置及其形成方法 | |
KR19990024473A (ko) | 고전압용 반도체 장치 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20130225 Year of fee payment: 5 |
|
FPAY | Annual fee payment |
Payment date: 20140224 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20150225 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20160223 Year of fee payment: 8 |
|
FPAY | Annual fee payment |
Payment date: 20170228 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20180226 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20200225 Year of fee payment: 12 |