Patent · US Expired

Gate drive circuit

US5552746A · kind A · utility

37Cited by
3References
22Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 7, 1995
Grant dateSep 3, 1996
Priority date
Expiry dateApr 7, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03K17/08122
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

A gate drive circuit which has an active voltage clamp is disclosed. The active voltage clamp protects the gate of a power transistor from an electrical over-stress condition. The active voltage clamp includes at least one zener diode connected in series with a current mirror.

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