Patent · US Expired

Power semiconductor switching apparatus with heat sinks

US5006921A · kind A · utility

11Cited by
0References
77Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 31, 1989
Grant dateApr 9, 1991
Priority date
Expiry dateMar 31, 2009

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/351
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor switching apparatus includes a member for radiating heat generated from semiconductor switching element chips and for reducing a thermal stress. The lengths of gate electrode wires are equally set. The semiconductor switching apparatus has a large capacity and good switching characteristics.

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