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:
May. 12, 2015

Filed:

Oct. 09, 2013
Applicant:

Delta Electronics, Inc., Taoyuan County, TW;

Inventors:

Ching-Long Tsai, Taoyuan County, TW;

Yi-Hsin Leu, Taoyuan County, TW;

Ming-Tsung Hsieh, Taoyuan County, TW;

Der-Min Liu, Taoyuan County, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H 3/00 (2006.01); H02H 3/10 (2006.01); H02H 3/087 (2006.01);
U.S. Cl.
CPC ...
H02H 3/10 (2013.01); H02H 3/087 (2013.01);
Abstract

An electronic fuse apparatus is connected between a power side and a system side. The electronic fuse apparatus mainly includes an electronic fuse, a short-circuit protection switch, a current-sensing module, and a digital control module. The current-sensing module detects an operating current which flows from the power side to the system side. The digital control module generates a control signal to control the electronic fuse. When the current-sensing module detects that the operating current is over-current, the digital control module generates the high-level control signal to turn off the electronic fuse, thus providing an over-current protection. When a short-circuit fault occurs at the system side, the short-circuit protection switch is turned on to turn off the electronic fuse, thus providing a short-circuit protection.


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