Patent · US Expired

Freewheeling diode circuit

US5294843A · kind A · utility

3Cited by

5References

24Claims

0Family size

Assignee

SEMIKRON ELEKTRONIK GMBH & CO. KG · DE

Inventors

Werner Tursky · Schwabach, DE
Josef Lutz · Rohrau, AT

Key dates

Filing date	Oct 26, 1992
Grant date	Mar 15, 1994
Priority date	—
Expiry date	Oct 26, 2012

Classification

Technology area (CPC H)Electricity
CPC primaryH03K17/74
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

Abstract

A freewheeling diode device (10) for a commutation branch includes a first diode (12) with a soft recovery behavior and a second diode (14) with a snappy recovery behavior. The second diode (14) is connected in parallel to the first diode (12).

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