Integrated circuit providing overvoltage protection for low voltage lines
US7489488B2 · kind B2 · utility
8Cited by
20References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 2005 |
| Grant date | Feb 10, 2009 |
| Priority date | — |
| Expiry date | Apr 10, 2026 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/0002
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
An overvoltage protection circuit for protecting low voltage, high speed digital communication lines. The circuit is integrated into a semiconductor chip and includes a diode bridge, a transient voltage suppressor (TVS) device and resistors through which a bias voltage can be applied to the TVS device to reduce the capacitance hereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.