Patent · US Active

Electronic switching device, in particular circuit-breaker and associated operating method

US7768758B2 · kind B2 · utility

39Cited by

6References

20Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Reinhard Maier · Herzogenaurach, DE
Jürgen Rupp · Munich, DE
Michael Schrock · Ursensollen, DE

Key dates

Filing date	Sep 19, 2005
Grant date	Aug 3, 2010
Priority date	—
Expiry date	Nov 22, 2027

Classification

Technology area (CPC H)Electricity
CPC primaryH03K17/08148
WIPO fieldBasic communication processes
WIPO sectorElectrical engineering

Abstract

An anti-serial cascade circuit including two silicon carbide JFETs and two silicon MOSFETs is known. Disclosed is a combination of a JFET, a smart power MOSFET SPM and a thyristor with an associated trigger circuit, which is connected in parallel to the SPM. According to an embodiment of the invention, a logic circuit co-ordinates the functional sequence.

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