KR100239424B1 - 정전기 보호회로 - Google Patents
정전기 보호회로 Download PDFInfo
- Publication number
- KR100239424B1 KR100239424B1 KR1019970049217A KR19970049217A KR100239424B1 KR 100239424 B1 KR100239424 B1 KR 100239424B1 KR 1019970049217 A KR1019970049217 A KR 1019970049217A KR 19970049217 A KR19970049217 A KR 19970049217A KR 100239424 B1 KR100239424 B1 KR 100239424B1
- Authority
- KR
- South Korea
- Prior art keywords
- impurity region
- gate electrode
- semiconductor substrate
- protection circuit
- conductivity type
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000003068 static effect Effects 0.000 title description 22
- 230000005611 electricity Effects 0.000 title description 20
- 239000012535 impurity Substances 0.000 claims abstract description 78
- 239000000758 substrate Substances 0.000 claims abstract description 60
- 239000004065 semiconductor Substances 0.000 claims abstract description 36
- 238000002955 isolation Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 2
- 229910052710 silicon Inorganic materials 0.000 abstract description 2
- 239000010703 silicon Substances 0.000 abstract description 2
- 239000003990 capacitor Substances 0.000 description 9
- 230000015556 catabolic process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D89/00—Aspects of integrated devices not covered by groups H10D84/00 - H10D88/00
- H10D89/60—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD]
- H10D89/601—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs
- H10D89/711—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs using bipolar transistors as protective elements
- H10D89/713—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs using bipolar transistors as protective elements including a PNP transistor and a NPN transistor, wherein each of said transistors has its base region coupled to the collector region of the other transistor, e.g. silicon controlled rectifier [SCR] devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D18/00—Thyristors
- H10D18/251—Lateral thyristors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D8/00—Diodes
- H10D8/80—PNPN diodes, e.g. Shockley diodes or break-over diodes
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D89/00—Aspects of integrated devices not covered by groups H10D84/00 - H10D88/00
- H10D89/60—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD]
- H10D89/601—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD] for devices having insulated gate electrodes, e.g. for IGFETs or IGBTs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Semiconductor Integrated Circuits (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Thyristors (AREA)
Abstract
Description
Claims (4)
- 제 1 도전형 반도체 기판의 소정영역에 형성된 제 2 도전형 웰과;상기 제 2 도전형 웰내에 형성된 제 1 도전형의 제 1 불순물 영역과 제 2 도전형의 제 2 불순물 영역과;상기 반도체 기판과 분리되도록 반도체 기판상에 형성된 제 1 게이트 전극과 상기 제 1 게이트 전극과 분리되도록 제 1 게이트 전극상에 형성된 제 2 게이트 전극과;상기 제 1, 제 2 게이트 전극 양측의 기판에 형성된 제 2 도전형의 제 3, 제 4 불순물 영역과;상기 제 4 불순물 영역과 소자 격리막을 사이에 두고 반도체 기판에 형성된 제 2 도전형의 제 5 불순물 영역을 포함하여 구성됨을 특징으로 하는 정전기 보호회로.
- 제 1 항에 있어서,상기 제 3 불순물 영역은 상기 제 1 불순물 영역과 소자 격리막을 사이에 두고 상기 반도체 기판과 제 2 도전형의 웰 계면에 형성됨을 특징으로 하는 정전기 보호회로.
- 제 1 항에 있어서,상기 제 1 게이트 전극은 플로팅 게이트로 사용하고, 상기 제 2 게이트 전극은 컨트롤 게이트로 사용하는 것을 특징으로 하는 정전기 보호회로.
- 제 1 항에 있어서,상기 제 5 불순물 영역은 양전압이 인가될 때는 저항이며, 음전압이 인가될 때는 다이오드임을 특징으로 하는 정전기 보호회로.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970049217A KR100239424B1 (ko) | 1997-09-26 | 1997-09-26 | 정전기 보호회로 |
US09/078,134 US5932916A (en) | 1997-09-26 | 1998-05-14 | Electrostatic discharge protection circuit |
CN98114859A CN1130770C (zh) | 1997-09-26 | 1998-06-16 | 静电放电保护电路 |
JP27109498A JP3851001B2 (ja) | 1997-09-26 | 1998-09-25 | 静電気保護回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970049217A KR100239424B1 (ko) | 1997-09-26 | 1997-09-26 | 정전기 보호회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19990026902A KR19990026902A (ko) | 1999-04-15 |
KR100239424B1 true KR100239424B1 (ko) | 2000-01-15 |
Family
ID=19521796
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970049217A Expired - Fee Related KR100239424B1 (ko) | 1997-09-26 | 1997-09-26 | 정전기 보호회로 |
Country Status (4)
Country | Link |
---|---|
US (1) | US5932916A (ko) |
JP (1) | JP3851001B2 (ko) |
KR (1) | KR100239424B1 (ko) |
CN (1) | CN1130770C (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100757664B1 (ko) * | 2001-04-24 | 2007-09-10 | 매그나칩 반도체 유한회사 | 정전기 방지 장치 |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3221369B2 (ja) * | 1997-09-19 | 2001-10-22 | 日本電気株式会社 | 不揮発性半導体記憶装置及びその製造方法 |
KR100294019B1 (ko) * | 1998-05-18 | 2001-07-12 | 윤종용 | 반도체칩의정전기보호용트랜지스터 |
US6172403B1 (en) * | 1998-12-15 | 2001-01-09 | Winbond Electronics Corp. | Electrostatic discharge protection circuit triggered by floating-base transistor |
JP4617527B2 (ja) | 1999-04-08 | 2011-01-26 | 株式会社デンソー | 回路装置 |
US6570225B2 (en) * | 1999-07-12 | 2003-05-27 | Intel Corporation | Method for improved electrostatic discharge protection |
TW521419B (en) * | 1999-11-29 | 2003-02-21 | Winbond Electronics Corp | Electrostatic discharge protection circuit |
US6594132B1 (en) | 2000-05-17 | 2003-07-15 | Sarnoff Corporation | Stacked silicon controlled rectifiers for ESD protection |
CN1303686C (zh) * | 2001-04-24 | 2007-03-07 | 华邦电子股份有限公司 | 高电流触发的静电放电防护电路 |
US6822294B1 (en) * | 2001-06-29 | 2004-11-23 | National Semiconductor Corporation | High holding voltage LVTSCR |
JP4915040B2 (ja) * | 2001-09-17 | 2012-04-11 | ヤマハ株式会社 | 入力保護回路 |
US6682993B1 (en) * | 2002-05-31 | 2004-01-27 | Taiwan Semiconductor Manufacturing Company | Effective Vcc to Vss power ESD protection device |
CN100416822C (zh) * | 2002-10-25 | 2008-09-03 | 联发科技股份有限公司 | 静电放电保护电路 |
US7160773B2 (en) * | 2004-05-05 | 2007-01-09 | Spansion Llc | Methods and apparatus for wordline protection in flash memory devices |
JP4746346B2 (ja) * | 2005-04-28 | 2011-08-10 | 株式会社東芝 | 半導体装置 |
CN100428464C (zh) * | 2005-11-11 | 2008-10-22 | 矽统科技股份有限公司 | 利用低压元件排除静电的高压电源静电放电保护电路 |
US7544545B2 (en) | 2005-12-28 | 2009-06-09 | Vishay-Siliconix | Trench polysilicon diode |
US7705403B1 (en) * | 2006-01-03 | 2010-04-27 | National Semiconductor Corporation | Programmable ESD protection structure |
JP2009524248A (ja) * | 2006-01-18 | 2009-06-25 | ビシェイ−シリコニクス | 高い静電放電性能を有するフローティングゲート構造 |
US7612397B2 (en) * | 2006-11-10 | 2009-11-03 | Sharp Kabushiki Kaisha | Memory cell having first and second capacitors with electrodes acting as control gates for nonvolatile memory transistors |
US8634172B2 (en) * | 2010-05-18 | 2014-01-21 | International Business Machines Corporation | Silicon controlled rectifier based electrostatic discharge protection circuit with integrated JFETs, method of operation and design structure |
US8704271B2 (en) * | 2012-04-27 | 2014-04-22 | Texas Instruments Incorporated | Bidirectional electrostatic discharge (ESD) protection |
FR3016999A1 (fr) * | 2014-01-30 | 2015-07-31 | St Microelectronics Sa | Dispositif electronique, en particulier pour la protection contre les decharges electrostatiques |
US9640523B2 (en) * | 2015-09-08 | 2017-05-02 | Hong Kong Applied Science and Technology Research Institute Company Limited | Lateral-diode, vertical-SCR hybrid structure for high-level ESD protection |
JP2019197128A (ja) | 2018-05-09 | 2019-11-14 | 三菱電機株式会社 | 表示装置 |
CN113224051B (zh) * | 2021-07-08 | 2021-10-15 | 珠海市杰理科技股份有限公司 | Esd保护器件及芯片 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5465189A (en) * | 1990-03-05 | 1995-11-07 | Texas Instruments Incorporated | Low voltage triggering semiconductor controlled rectifiers |
TW373316B (en) * | 1998-01-09 | 1999-11-01 | Winbond Electronic Corp | Electrostatic discharge protect circuit having erasable coding ROM device |
-
1997
- 1997-09-26 KR KR1019970049217A patent/KR100239424B1/ko not_active Expired - Fee Related
-
1998
- 1998-05-14 US US09/078,134 patent/US5932916A/en not_active Expired - Lifetime
- 1998-06-16 CN CN98114859A patent/CN1130770C/zh not_active Expired - Fee Related
- 1998-09-25 JP JP27109498A patent/JP3851001B2/ja not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100757664B1 (ko) * | 2001-04-24 | 2007-09-10 | 매그나칩 반도체 유한회사 | 정전기 방지 장치 |
Also Published As
Publication number | Publication date |
---|---|
JP3851001B2 (ja) | 2006-11-29 |
KR19990026902A (ko) | 1999-04-15 |
CN1213177A (zh) | 1999-04-07 |
US5932916A (en) | 1999-08-03 |
CN1130770C (zh) | 2003-12-10 |
JPH11251574A (ja) | 1999-09-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR100239424B1 (ko) | 정전기 보호회로 | |
US5272371A (en) | Electrostatic discharge protection structure | |
US5072273A (en) | Low trigger voltage SCR protection device and structure | |
US6399990B1 (en) | Isolated well ESD device | |
US6605844B2 (en) | Semiconductor device | |
US6479872B1 (en) | Dynamic substrate-coupled electrostatic discharging protection circuit | |
KR100200352B1 (ko) | 반도체 장치의 보호 소자 | |
US6717219B1 (en) | High holding voltage ESD protection structure for BiCMOS technology | |
JPH10242400A (ja) | 静電気放電の保護のための回路 | |
JP2505652B2 (ja) | 低トリガ電圧scr保護装置及び構造 | |
US6707653B2 (en) | Semiconductor controlled rectifier for use in electrostatic discharge protection circuit | |
KR100504203B1 (ko) | 반도체장치의 보호소자 | |
US6061218A (en) | Overvoltage protection device and method for increasing shunt current | |
JP4457620B2 (ja) | 静電破壊保護回路 | |
KR100223923B1 (ko) | 정전기 방지장치 | |
CN111739887B (zh) | 基于晶闸管的静电保护单元及其并联结构 | |
US5729044A (en) | Protection diode for a vertical semiconductor component | |
KR101834520B1 (ko) | 정전 방전 보호 소자 | |
JP2006278911A (ja) | 静電保護回路及び該静電保護回路を含む半導体装置 | |
JPH098147A (ja) | 半導体装置の保護回路 | |
CN111725206A (zh) | Pmos触发的scr器件、scr器件的制造方法及scr静电保护电路 | |
US4509068A (en) | Thyristor with controllable emitter short circuits and trigger amplification | |
KR101806832B1 (ko) | 정전 방전 보호 소자 | |
KR0169360B1 (ko) | 반도체 장치의 보호 소자 | |
KR100487413B1 (ko) | 이에스디(esd)보호회로 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19970926 |
|
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19970926 Comment text: Request for Examination of Application |
|
PG1501 | Laying open of application | ||
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 19990922 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 19991021 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 19991022 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration | ||
PR1001 | Payment of annual fee |
Payment date: 20020918 Start annual number: 4 End annual number: 4 |
|
PR1001 | Payment of annual fee |
Payment date: 20030919 Start annual number: 5 End annual number: 5 |
|
PR1001 | Payment of annual fee |
Payment date: 20040920 Start annual number: 6 End annual number: 6 |
|
PR1001 | Payment of annual fee |
Payment date: 20050922 Start annual number: 7 End annual number: 7 |
|
PR1001 | Payment of annual fee |
Payment date: 20060920 Start annual number: 8 End annual number: 8 |
|
PR1001 | Payment of annual fee |
Payment date: 20070914 Start annual number: 9 End annual number: 9 |
|
PR1001 | Payment of annual fee |
Payment date: 20081006 Start annual number: 10 End annual number: 10 |
|
PR1001 | Payment of annual fee |
Payment date: 20090922 Start annual number: 11 End annual number: 11 |
|
PR1001 | Payment of annual fee |
Payment date: 20100920 Start annual number: 12 End annual number: 12 |
|
FPAY | Annual fee payment |
Payment date: 20110923 Year of fee payment: 13 |
|
PR1001 | Payment of annual fee |
Payment date: 20110923 Start annual number: 13 End annual number: 13 |
|
FPAY | Annual fee payment |
Payment date: 20120921 Year of fee payment: 14 |
|
PR1001 | Payment of annual fee |
Payment date: 20120921 Start annual number: 14 End annual number: 14 |
|
LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |