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:
Sep. 26, 2017

Filed:

Nov. 02, 2016
Applicant:

Quanta Computer Inc., Taoyuan, TW;

Inventor:

Sheng-Feng Chen, Taoyuan, TW;

Assignee:

QUANTA COMPUTER INC., Guishan Dist., Taoyuan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/16 (2006.01); H02M 1/08 (2006.01); H02M 7/219 (2006.01);
U.S. Cl.
CPC ...
H03K 17/168 (2013.01); H02M 1/08 (2013.01); H02M 7/219 (2013.01); H03K 2217/0036 (2013.01);
Abstract

A one-direction conduction device includes a first transistor and a driving circuit. The first transistor has a control terminal coupled to a first node, and input and output terminals respectively coupled to input and output electrode terminals of the one-direction conduction device. In the driving circuit, a switch circuit is coupled to the input electrode terminal and a second node. A second transistor has a base and a collector both coupled to a third node, and an emitter coupled to the second node. A first resistor is coupled to the third node and ground. A third transistor has a base coupled to the third node, an emitter coupled to the output electrode terminal, and a collector coupled to the first node. The second resistor is coupled between the first node and the ground. The switch circuit breaks off a reverse leakage current path of the one-direction conduction device.


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