Patent · US Expired

Polyphase PWM converter with high efficiency at light loads

US6462525B1 · kind B1 · utility

20Cited by
6References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 29, 2001
Grant dateOct 8, 2002
Priority date
Expiry dateNov 29, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B70/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A multi-phase multi-channel voltage regulator having high efficiency at light loads is provided. The regulator increases efficiency at light loads by shutting down a select channel of the regulator. In addition, the regulator may place remaining channels in Burst Mode.

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