Patent · US Active

High speed low loss gate drive circuit

US8847631B2 · kind B2 · utility

11Cited by
7References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 23, 2011
Grant dateSep 30, 2014
Priority date
Expiry dateDec 23, 2031

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K2217/009
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A gate drive circuit includes an insulated gate semiconductor switch. A controlled current source is connected to the semiconductor switch gate terminal to provide a gate drive circuit that is responsive to recycled gate charge corresponding to an internal gate capacitance of the insulated gate semiconductor switch.

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