Quasi-resonant power supply controller and method therefor
US8391027B2 · kind B2 · utility
10Cited by
8References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 14, 2008 |
| Grant date | Mar 5, 2013 |
| Priority date | — |
| Expiry date | Jul 31, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49002
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In one embodiment, a quasi-resonant power supply controller is configured to select particular valley values of a switch voltage to determine a time to enable a power switch. The valleys values are selected responsively to a range of values of a feedback signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.