Patent · US Expired

High breakdown voltage semiconductor device

US5003372A · kind A · utility

18Cited by
5References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 9, 1989
Grant dateMar 26, 1991
Priority date
Expiry dateJun 9, 2009

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D64/111

Abstract

A semiconductor device having a grooved field plate(s), a grooved field limiting ring(s) or a combination of a grooved field plate(s) and grooved field limiting ring(s) is disclosed. The grooved modification of the conventional semiconductor results in an increased break-down voltage over the conventional semiconductor device. A method for manufacturing the grooved semiconductor device is disclosed.

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