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:
Mar. 11, 2025

Filed:

May. 13, 2022
Applicant:

Infineon Technologies Ag, Neubiberg, DE;

Inventors:

Thorsten Scharf, Lappersdorf, DE;

Frank Singer, Regenstauf, DE;

Assignee:

Infineon Technologies AG, Neubiberg, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/495 (2006.01); H01L 23/00 (2006.01); H01L 23/31 (2006.01); H01L 23/492 (2006.01); H01L 23/498 (2006.01); H01L 25/065 (2023.01);
U.S. Cl.
CPC ...
H01L 23/49534 (2013.01); H01L 23/3142 (2013.01); H01L 23/4924 (2013.01); H01L 23/49503 (2013.01); H01L 23/49822 (2013.01); H01L 24/29 (2013.01); H01L 24/30 (2013.01); H01L 24/32 (2013.01); H01L 24/33 (2013.01); H01L 24/83 (2013.01); H01L 25/0652 (2013.01); H01L 25/0657 (2013.01); H01L 2224/13191 (2013.01); H01L 2224/13491 (2013.01); H01L 2224/2919 (2013.01); H01L 2224/29291 (2013.01); H01L 2224/32245 (2013.01);
Abstract

A method of forming a semiconductor package includes providing a first metal substrate; and mounting a stacked arrangement on the first metal substrate, the stacked arrangement comprising a semiconductor die, wherein mounting the stacked arrangement includes: providing a first layer of attachment material between the first metal substrate and the stacked arrangement; and providing a second layer of attachment material within the stacked arrangement at an interface with the semiconductor die, wherein at least one of the first and second layers of attachment material is a compressible layer that includes one or more elastomeric elements embedded within a matrix of solder material.


Find Patent Forward Citations

Loading…