Determining initial pre-bias in a switch-mode controller for a buck converter device
US8378655B2 · kind B2 · utility
2Cited by
3References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 10, 2009 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Jan 17, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M3/156
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A switch-mode controller, buck converter or DC to DC step-down regulated voltage converter that senses an initial pre-bias voltage at initialization and adjust a duty cycle of the switching frequency to help minimize an output voltage transient at initialization or power-on reset.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.