Patent · US Expired

Polyphase PWM regulator with high efficiency at light loads

US6803752B1 · kind B1 · utility

16Cited by
26References
25Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 14, 2000
Grant dateOct 12, 2004
Priority date
Expiry dateFeb 14, 2020

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.