Patent · US Active

DCDC converter with soft-startup and soft-transition for adjustable output voltage

US7990123B2 · kind B2 · utility

3Cited by
3References
13Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 28, 2008
Grant dateAug 2, 2011
Priority date
Expiry dateOct 14, 2029

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02M1/36
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A method and exemplary apparatus that incorporate soft-start circuit together with adjustable output voltage control are introduced. By implementing a gradual increment of voltage steps/fast decrement, it can totally eliminate overshoot and limit in-rush current significantly at the initial startup and output voltage transition that happens after startup.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.