Patent · US Expired

Trench power MOSFET device

US4967245A · kind A · utility

139Cited by
7References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 14, 1988
Grant dateOct 30, 1990
Priority date
Expiry dateMar 14, 2008

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D64/519
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A trench power MOSFET device is disclosed wherein the method of manufacturing produces a high density MOSFET cell with good breakdown characteristics.

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