Switching power supply source
US7564231B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 5, 2008 |
| Grant date | Jul 21, 2009 |
| Priority date | — |
| Expiry date | Feb 5, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K17/165
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A switching power supply source including an inductance with first and second terminals; an output node; an NMos transistor, the drain of which is connected to the first terminal; a PMos transistor, the drain of which is connected to the first terminal; a control device generating control signals for NMos and PMos transistors assuring that these transistors are not conducting simultaneously; a capacitor with a third terminal connected to the first terminal and a fourth terminal; a resistance with a fifth terminal connected to the fourth terminal and a sixth terminal; and an NMos transistor the drain of which is connected to the grid of the PMos transistor and the gate of which is connected to the fourth terminal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.