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:
Jul. 25, 2023

Filed:

Nov. 18, 2020
Applicant:

Delta Electronics (Shanghai) Co., Ltd, Shanghai, CN;

Inventors:

Le Liang, Shanghai, CN;

Xiaoni Xin, Shanghai, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/26 (2006.01); H01L 23/522 (2006.01); H01L 23/528 (2006.01); H01L 23/498 (2006.01); H01L 23/66 (2006.01); H01L 25/16 (2023.01); H03K 17/16 (2006.01); H01L 25/07 (2006.01); H01L 29/00 (2006.01); H03K 17/14 (2006.01);
U.S. Cl.
CPC ...
G06F 1/26 (2013.01); H01L 23/49822 (2013.01); H01L 23/5223 (2013.01); H01L 23/5286 (2013.01); H01L 23/66 (2013.01); H01L 25/072 (2013.01); H01L 25/162 (2013.01); H03K 17/168 (2013.01); H01L 29/00 (2013.01); H03K 17/145 (2013.01); H03K 17/162 (2013.01);
Abstract

A power chip includes: a first power switch, formed in a wafer region and having a first and a second metal electrodes; a second power switch, formed in the wafer region and having a third and a fourth metal electrodes, wherein the first and second power switches respectively constitute an upper bridge arm and a lower bridge arm of a bridge circuit, and the first and second power switches are alternately arranged; and a metal region, at least including a first metal layer and a second metal layer that are stacked, each metal layer including a first to a third electrodes, and electrodes with the same voltage potential in the metal layers are electrically coupled.


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