DC-DC converter for pulse frequency modulation control and power supply system
US8248046B2 · kind B2 · utility
21Cited by
11References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 17, 2008 |
| Grant date | Aug 21, 2012 |
| Priority date | — |
| Expiry date | Aug 19, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A DC-DC converter prevents localization of switching operations at light loads and is able to improve power conversion efficiency. The DC-DC converter of some variations performs pulse frequency modulation control at light loads, and includes a reducing circuit configured to skip an oscillation frequency signal at light loads and to generate a skipped signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.