Load switch system driven by a charge pump
US8487689B2 · kind B2 · utility
12Cited by
6References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 6, 2011 |
| Grant date | Jul 16, 2013 |
| Priority date | — |
| Expiry date | Aug 13, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K17/08122
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A method for operating a load switch, wherein a charge pump drives a gate of the load switch, comprises the steps of: controlling a charge pump frequency as a function of states of the load switch; generating a charge pump output as a function of the charge pump frequency; and providing the charge pump output to the gate of the load switch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.