The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 06, 2020

Filed:

Jun. 15, 2016
Applicant:

Advantest Corporation, Tokyo, JP;

Inventor:

Heinz Nuessle, Rottenburg am Neckar, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/27 (2006.01); G01R 31/28 (2006.01); H02H 7/12 (2006.01); H02H 9/02 (2006.01); H02H 3/08 (2006.01); G01R 31/317 (2006.01); G06F 11/273 (2006.01); G01R 31/319 (2006.01);
U.S. Cl.
CPC ...
G01R 31/2834 (2013.01); G01R 31/31721 (2013.01); G06F 11/2733 (2013.01); G01R 31/31903 (2013.01);
Abstract

A power supply device for a test equipment, test equipment having a power supply device and a method for operating a power supply device are described. The power supply device is configured for an at least partly capacitive load and has an output voltage provider configured to generate a target voltage, which is energized by an input supply voltage provided at an input of the power supply, wherein the target voltage generates an output supply voltage at the capacitive load, when the capacitive load is connected to an output of the power supply and a supply current monitor configured to monitor supply current flowing into the input of the power supply and to temporarily reduce the target voltage generating the output supply voltage, if a current value of the supply current exceeds a first predetermined threshold.


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