Patent · US Active

Method of forming a start-up device and structure therefor

US7477532B2 · kind B2 · utility

5Cited by
6References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 18, 2005
Grant dateJan 13, 2009
Priority date
Expiry dateNov 15, 2026

Classification

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

Abstract

In one embodiment, a start-up controller for a PWM power supply controller is formed to generate a current that is substantially constant for changes in temperature and for changes in an output voltage received by the start-up controller.

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