KR100323454B1 - 이에스디(esd) 보호회로 - Google Patents
이에스디(esd) 보호회로 Download PDFInfo
- Publication number
- KR100323454B1 KR100323454B1 KR1019990067931A KR19990067931A KR100323454B1 KR 100323454 B1 KR100323454 B1 KR 100323454B1 KR 1019990067931 A KR1019990067931 A KR 1019990067931A KR 19990067931 A KR19990067931 A KR 19990067931A KR 100323454 B1 KR100323454 B1 KR 100323454B1
- Authority
- KR
- South Korea
- Prior art keywords
- transistor
- protection circuit
- vcc
- vss
- esd protection
- 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 abstract description 3
- 239000003990 capacitor Substances 0.000 abstract description 5
- 230000036039 immunity Effects 0.000 abstract description 2
- 230000007257 malfunction Effects 0.000 abstract description 2
- 239000004065 semiconductor Substances 0.000 description 12
- 239000000758 substrate Substances 0.000 description 12
- 238000002955 isolation Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 5
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000003071 parasitic effect Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
- G11C29/04—Detection or location of defective memory elements, e.g. cell constructio details, timing of test signals
- G11C29/08—Functional testing, e.g. testing during refresh, power-on self testing [POST] or distributed testing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
-
- 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
- H10D89/921—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 characterised by the configuration of the interconnections connecting the protective arrangements, e.g. ESD buses
-
- 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
- H10D89/931—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 characterised by the dispositions of the protective arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Semiconductor Integrated Circuits (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (2)
- 패드부와 메인 칩;상기 패드부와 메인 칩 사이에 형성되며 상기 패드부의 출력단과 제 1 전압단에 연결되어 ESD 전하가 상기 제 1 전압단을 통하여 외부로 흐르게 하는 제 1 트랜지스터;상기 패드부와 메인 칩 사이에 형성되며 상기 패드부의 출력단과 제 2 전압단에 연결되어 ESD 전하가 상기 제 2 전압단을 통하여 외부로 흐르게 하는 제 2 트랜지스터;상기 제 1, 제 2 전압단간의 전기적 연결 통로로서 상기 제 1, 제 2 전압단에 연결되어 형성되며 부유 상태가 되어 방향성을 갖지 않는 파워 트랜지스터를 포함하여 구성됨을 특징으로 하는 ESD 보호회로.
- 제 1 항에 있어서,상기 파워 트랜지스터는 Vss에 소오스와 바디가 연결되며 드레인이 Vcc에 연결된 제 1 NMOS 트랜지스터, 상기 제 1 NMOS 트랜지스터가 부유 상태가 되어 방향성을 갖지 않도록 상기 Vcc에 게이트가 연결되고 드레인이 상기 제 1 NMOS 트랜지스터의 게이트에 연결되며 소오스와 바디가 상기 Vss에 연결된 제 2 NMOS 트랜지스터 및 상기 Vss에 소오스와 바디가 연결되고 드레인이 상기 Vcc에 연결되며 게이트가 제 2 NMOS 트랜지스터의 소오스에 연결된 제 3 NMOS 트랜지스터로 구성됨을 특징으로 하는 ESD 보호회로.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990067931A KR100323454B1 (ko) | 1999-12-31 | 1999-12-31 | 이에스디(esd) 보호회로 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990067931A KR100323454B1 (ko) | 1999-12-31 | 1999-12-31 | 이에스디(esd) 보호회로 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010066331A KR20010066331A (ko) | 2001-07-11 |
KR100323454B1 true KR100323454B1 (ko) | 2002-02-06 |
Family
ID=19635019
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990067931A Expired - Fee Related KR100323454B1 (ko) | 1999-12-31 | 1999-12-31 | 이에스디(esd) 보호회로 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100323454B1 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12020625B2 (en) | 2021-07-30 | 2024-06-25 | Samsung Display Co., Ltd. | Display apparatus |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110223977A (zh) * | 2019-05-23 | 2019-09-10 | 上海艾为电子技术股份有限公司 | 静电放电电路及电子设备 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR850002695Y1 (ko) * | 1983-10-19 | 1985-11-13 | 서영부 | 앨범 표지 |
JPH02240959A (ja) * | 1989-03-14 | 1990-09-25 | Toshiba Corp | 半導体装置 |
JPH0677413A (ja) * | 1992-08-28 | 1994-03-18 | Nec Corp | 半導体集積回路 |
JPH07335834A (ja) * | 1994-06-07 | 1995-12-22 | Nippon Motorola Ltd | 半導体集積回路装置の出力ドライバ |
JPH08186232A (ja) * | 1995-01-06 | 1996-07-16 | Mitsubishi Electric Corp | 基板バイアス回路 |
KR19980047274U (ko) * | 1996-12-28 | 1998-09-25 | 배순훈 | 집적 회로용 정전기 보호회로 |
KR19980078109A (ko) * | 1997-04-25 | 1998-11-16 | 윤종용 | 반도체 장치의 정전기 보호 회로 |
-
1999
- 1999-12-31 KR KR1019990067931A patent/KR100323454B1/ko not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR850002695Y1 (ko) * | 1983-10-19 | 1985-11-13 | 서영부 | 앨범 표지 |
JPH02240959A (ja) * | 1989-03-14 | 1990-09-25 | Toshiba Corp | 半導体装置 |
JPH0677413A (ja) * | 1992-08-28 | 1994-03-18 | Nec Corp | 半導体集積回路 |
JPH07335834A (ja) * | 1994-06-07 | 1995-12-22 | Nippon Motorola Ltd | 半導体集積回路装置の出力ドライバ |
JPH08186232A (ja) * | 1995-01-06 | 1996-07-16 | Mitsubishi Electric Corp | 基板バイアス回路 |
KR19980047274U (ko) * | 1996-12-28 | 1998-09-25 | 배순훈 | 집적 회로용 정전기 보호회로 |
KR19980078109A (ko) * | 1997-04-25 | 1998-11-16 | 윤종용 | 반도체 장치의 정전기 보호 회로 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US12020625B2 (en) | 2021-07-30 | 2024-06-25 | Samsung Display Co., Ltd. | Display apparatus |
Also Published As
Publication number | Publication date |
---|---|
KR20010066331A (ko) | 2001-07-11 |
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Legal Events
Date | Code | Title | Description |
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A201 | Request for examination | ||
PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 19991231 |
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PA0201 | Request for examination | ||
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: 20011030 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20020124 Patent event code: PR07011E01D |
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PR1002 | Payment of registration fee |
Payment date: 20020125 End annual number: 3 Start annual number: 1 |
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PR1001 | Payment of annual fee |
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FPAY | Annual fee payment |
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LAPS | Lapse due to unpaid annual fee | ||
PC1903 | Unpaid annual fee |