Power supply apparatus
US8284578B2 · kind B2 · utility
2Cited by
7References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 8, 2010 |
| Grant date | Oct 9, 2012 |
| Priority date | — |
| Expiry date | Feb 2, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The DC power supply apparatus includes a switching operation control part that is provided between a current detection part to detect a current flowing through a primary coil of a transformer and a control part to control the operation of a switching part and controls the operation of the switching part according to an output voltage so that consumption power in a low-load state can be further reduced.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.