Patent · US Expired

Circuit configuration for protecting an electronic circuit against overload

US5027181A · kind A · utility

14Cited by

1References

8Claims

0Family size

Assignee

Siemens Aktiengesellschaft · DE

Inventors

Joost Larik · Poing, DE
Walter Forder · Ergolding, DE

Key dates

Filing date	Jun 8, 1990
Grant date	Jun 25, 1991
Priority date	—
Expiry date	Jun 8, 2010

Classification

Technology area (CPC H)Electricity
CPC primaryH02H9/041
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A circuit configuration for protecting electronic circuits against overload of a supply voltage source includes a voltage-limiting configuration, such as a Zener diode. A depletion layer field effect transistor is connected upstream of the voltage-limiting configuration and has interconnected gate and source terminals.

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