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:
Oct. 21, 2014

Filed:

Aug. 01, 2013
Applicant:

International Rectifier Corporation, El Segundo, CA (US);

Inventor:

Stuart Cardwell, East Sussex, GB;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 21/4763 (2006.01); H01L 25/18 (2006.01); H01L 21/768 (2006.01); H01L 23/495 (2006.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 21/76879 (2013.01); H01L 2924/13055 (2013.01); H01L 2224/48137 (2013.01); H01L 25/18 (2013.01); H01L 2924/15747 (2013.01); H01L 2224/49111 (2013.01); H01L 24/48 (2013.01); H01L 2224/48247 (2013.01); H01L 23/49575 (2013.01);
Abstract

Some exemplary embodiments of a multi-chip semiconductor package utilizing a semiconductor substrate and related method for making such a semiconductor package have been disclosed. One exemplary embodiment comprises a first semiconductor device including, on a surface thereof, a first patterned dielectric layer, a conductive redistribution layer, a second patterned dielectric layer, and a second semiconductor device. The conductive redistribution layer connects to a first and a second patterned conductive attach material for connecting the first and second semiconductor devices to provide coplanar electrical connections for mounting on a printed circuit board. In one embodiment, the first semiconductor device is a diode having anode and cathode contacts on an upper surface thereof, and the second semiconductor device is an IGBT.


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