KR19980014821A - 정전기 보호회로 및 정전기 보호소자 - Google Patents
정전기 보호회로 및 정전기 보호소자 Download PDFInfo
- Publication number
- KR19980014821A KR19980014821A KR1019960033957A KR19960033957A KR19980014821A KR 19980014821 A KR19980014821 A KR 19980014821A KR 1019960033957 A KR1019960033957 A KR 1019960033957A KR 19960033957 A KR19960033957 A KR 19960033957A KR 19980014821 A KR19980014821 A KR 19980014821A
- Authority
- KR
- South Korea
- Prior art keywords
- conductivity type
- input terminal
- electrostatic protection
- well
- type well
- Prior art date
Links
- 239000012535 impurity Substances 0.000 claims abstract description 16
- 230000015556 catabolic process Effects 0.000 claims abstract description 13
- 239000004065 semiconductor Substances 0.000 claims abstract description 10
- 239000000758 substrate Substances 0.000 claims abstract description 7
- 230000005611 electricity Effects 0.000 description 7
- 230000003068 static effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
Classifications
-
- 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
- H10D89/811—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 FETs as protective elements
-
- 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
- H10D89/611—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 diodes as protective elements
-
- 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
- H10D89/911—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 passive elements as protective elements
Landscapes
- Semiconductor Integrated Circuits (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (3)
- 제 1 입력단자와 제 1 노드 사이에 연결되며, 내부 회로의 동작전압보다 큰 역방향 항복전압을 갖는 제너 다이오드; 상기 제 1 노드와 제 2 입력단자 사이에 연결되는 저항; 및 상기 제 1 입력단자와 제 2 입력단자 사이에 연결되며 상기 제 1 노드에 게이트가 연결된 MOS 트랜지스터를 구비한 것을 특징으로 하는 정전기 보호 회로.
- 반도체 기판; 상기 반도체 기판에 형성된 제 1 전도형 웰; 상기 제 1 전도형 웰 내에 형성되고, 접지에 연결되는 제 2 전도형의 소스 영역; 상기 제 1 전도형 웰 내에 형성되고, 입력단자와 연결되는 제 2 전도형의 드레인 영역; 상기 제 2 전도형의 소스 및 드레인 영역 사이의 게이트 절연막 상에 형성된 게이트 전극; 상기 제 2 전도형의 드레인 영역과 접합을 이루도록 상기 제 2 전도형 웰 내에 형성되고 상기 게이트 전극과 연결되는 제 1 전도형의 제 1 불순물 영역; 및 상기 제 1 전도형 웰 내에 타영역과 이격되어 형성되고, 접지와 연결되는 제 1 전도형의 제 2 불순물 영역을 구비한 것을 특징으로 하는 정전기 보호 소자.
- 제 2 항에 있어서, 상기 웰의 농도 조절에 의해 상기 제 1 전도형의 불순물 영역과 상기 제 2 전도형의 불순물 영역 사이의 저항 특성을 조절하는 것을 특징으로 하는 정전기 보호 소자.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960033957A KR19980014821A (ko) | 1996-08-16 | 1996-08-16 | 정전기 보호회로 및 정전기 보호소자 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019960033957A KR19980014821A (ko) | 1996-08-16 | 1996-08-16 | 정전기 보호회로 및 정전기 보호소자 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR19980014821A true KR19980014821A (ko) | 1998-05-25 |
Family
ID=66251200
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960033957A KR19980014821A (ko) | 1996-08-16 | 1996-08-16 | 정전기 보호회로 및 정전기 보호소자 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR19980014821A (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100581295B1 (ko) * | 2004-02-24 | 2006-05-17 | 삼성전자주식회사 | 이에스디 보호소자 및 그의 제조하는 방법 |
KR100898584B1 (ko) * | 2007-09-10 | 2009-05-20 | 주식회사 하이닉스반도체 | 정전기 방전 회로 |
-
1996
- 1996-08-16 KR KR1019960033957A patent/KR19980014821A/ko not_active Application Discontinuation
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100581295B1 (ko) * | 2004-02-24 | 2006-05-17 | 삼성전자주식회사 | 이에스디 보호소자 및 그의 제조하는 방법 |
KR100898584B1 (ko) * | 2007-09-10 | 2009-05-20 | 주식회사 하이닉스반도체 | 정전기 방전 회로 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6538266B2 (en) | Protection device with a silicon-controlled rectifier | |
US7106562B2 (en) | Protection circuit section for semiconductor circuit system | |
JP3908669B2 (ja) | 静電気放電保護回路装置 | |
KR100260960B1 (ko) | 상보형 금속 산화물 반도체 집적 회로용 정전방전보호 | |
JP4401500B2 (ja) | 静電放電における寄生バイポーラ効果を低減する半導体装置および方法 | |
US7394631B2 (en) | Electrostatic protection circuit | |
US6072682A (en) | Protection circuit for an electric supply line in a semiconductor integrated device | |
US7738222B2 (en) | Circuit arrangement and method for protecting an integrated semiconductor circuit | |
US5925922A (en) | Depletion controlled isolation stage | |
JP2006319330A (ja) | 静電気放電保護装置 | |
EP0166581A2 (en) | Cmos circuit overvoltage protection | |
CN102292813B (zh) | 用于基于隔离型nmos的esd箝位单元的系统和方法 | |
KR20030008988A (ko) | 낮은 트리거 전압에서 동작 가능한 반도체-제어 정류기구조의 정전 방전 보호 회로 | |
CN102195280B (zh) | 静电放电保护电路和半导体设备 | |
EP1046193B1 (en) | An integrated circuit provided with esd protection means | |
JP3660566B2 (ja) | 過電流制限型半導体素子 | |
US6337787B2 (en) | Gate-voltage controlled electrostatic discharge protection circuit | |
US5563525A (en) | ESD protection device with FET circuit | |
US6064556A (en) | Protection circuit for an electric pulse supply line in a semiconductor integrated device | |
JP3559075B2 (ja) | Cmos技術の集積電子回路用の極性反転保護装置 | |
US6707653B2 (en) | Semiconductor controlled rectifier for use in electrostatic discharge protection circuit | |
CN110085583B (zh) | 半导体器件和操作方法 | |
KR19980014821A (ko) | 정전기 보호회로 및 정전기 보호소자 | |
JPH0590520A (ja) | 半導体保護装置 | |
KR100220384B1 (ko) | 정전기 보호 소자 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19960816 |
|
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 19960816 Comment text: Request for Examination of Application |
|
PG1501 | Laying open of application | ||
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 19981231 Patent event code: PE09021S01D |
|
E601 | Decision to refuse application | ||
PE0601 | Decision on rejection of patent |
Patent event date: 19990330 Comment text: Decision to Refuse Application Patent event code: PE06012S01D Patent event date: 19981231 Comment text: Notification of reason for refusal Patent event code: PE06011S01I |