Level shifter with no quiescent DC current flow
US6480050B1 · kind B1 · utility
14Cited by
9References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 8, 2000 |
| Grant date | Nov 12, 2002 |
| Priority date | — |
| Expiry date | Sep 8, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K19/018521
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A level shifter uses a current mirror as a current switch connected to the drains of two oppositely-driven FETs. A switch selectively connects the current mirror to its power supply so that no quiescent DC current flows.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.