GB2319893B - ESD Protection circuit - Google Patents
ESD Protection circuitInfo
- Publication number
- GB2319893B GB2319893B GB9804387A GB9804387A GB2319893B GB 2319893 B GB2319893 B GB 2319893B GB 9804387 A GB9804387 A GB 9804387A GB 9804387 A GB9804387 A GB 9804387A GB 2319893 B GB2319893 B GB 2319893B
- Authority
- GB
- United Kingdom
- Prior art keywords
- protection circuit
- esd protection
- esd
- circuit
- 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
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
- H01L27/0259—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices using bipolar transistors as protective elements
- H01L27/0262—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection for MOS devices using bipolar transistors as protective elements including a PNP transistor and a NPN transistor, wherein each of said transistors has its base coupled to the collector of the other transistor, e.g. silicon controlled rectifier [SCR] devices
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)
- Semiconductor Integrated Circuits (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/190,756 US5561577A (en) | 1994-02-02 | 1994-02-02 | ESD protection for IC's |
GB9501161A GB2286287B (en) | 1994-02-02 | 1995-01-20 | Improved ESD protection for IC's |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9804387D0 GB9804387D0 (en) | 1998-04-22 |
GB2319893A GB2319893A (en) | 1998-06-03 |
GB2319893B true GB2319893B (en) | 1998-07-29 |
Family
ID=26306350
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9804387A Expired - Fee Related GB2319893B (en) | 1994-02-02 | 1995-01-20 | ESD Protection circuit |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2319893B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2001273434A1 (en) * | 2000-07-13 | 2002-01-30 | Broadcom Corporation | Methods and systems for improving esd clamp response time |
US7439592B2 (en) | 2004-12-13 | 2008-10-21 | Broadcom Corporation | ESD protection for high voltage applications |
US7505238B2 (en) | 2005-01-07 | 2009-03-17 | Agnes Neves Woo | ESD configuration for low parasitic capacitance I/O |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0435047A2 (en) * | 1989-12-19 | 1991-07-03 | National Semiconductor Corporation | Electrostatic discharge protection for integrated circuits |
-
1995
- 1995-01-20 GB GB9804387A patent/GB2319893B/en not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0435047A2 (en) * | 1989-12-19 | 1991-07-03 | National Semiconductor Corporation | Electrostatic discharge protection for integrated circuits |
Also Published As
Publication number | Publication date |
---|---|
GB9804387D0 (en) | 1998-04-22 |
GB2319893A (en) | 1998-06-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20080120 |