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. 31, 2022

Filed:

Apr. 18, 2019
Applicant:

Infineon Technologies Austria Ag, Villach, AT;

Inventors:

Minsub Lee, Cheonan-si, KR;

Byoungho Choo, Bucheon, KR;

Junbae Lee, Seoul, KR;

Khai Yen Charles Low, Cheonan, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 9/04 (2006.01); H01L 23/495 (2006.01); H01L 23/31 (2006.01); H02M 7/5387 (2007.01);
U.S. Cl.
CPC ...
H02H 9/042 (2013.01); H01L 23/3114 (2013.01); H01L 23/495 (2013.01); H02M 7/5387 (2013.01);
Abstract

One or more embodiments provide a power module that includes a high-side power transistor; a low-side power transistor coupled to the high-side power transistor, the low-side power transistor including a first load path terminal through which a load current enters the low-side power transistor and a second load path terminal through which the load current exits the low-side power transistor; a gate driver integrated circuit (IC) configured to drive the high-side power transistor and/or the low-side power transistor; a leadframe having a low-side voltage pin configured to be coupled to a low-side voltage source; a surge voltage limiting element coupled between the second load path terminal of the low-side power transistor and the low-side voltage pin; and a module package, where the high-side power transistor, the low-side power transistor, the gate driver IC, the leadframe, and the surge voltage limiting element are encapsulated in the module package.


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