SCR with fin body regions for ESD protection
US9240471B2 · kind B2 · utility
5Cited by
8References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2013 |
| Grant date | Jan 19, 2016 |
| Priority date | — |
| Expiry date | Aug 28, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10D18/251
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An electrostatic discharge protection circuit is disclosed. A method of manufacturing a semiconductor structure includes forming a semiconductor controlled rectifier including a first plurality of fingers between an n-well body contact and an anode in an n-well, and a second plurality of fingers between a p-well body contact and a cathode in a p-well.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.