Silicon Carbide Components and Methods for Producing Silicon Carbide Components

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United States of America Patent

APP PUB NO 20230334337A1
SERIAL NO

18208406

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Abstract

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A method for producing a silicon carbide component includes forming a silicon carbide layer on an initial wafer, wherein the silicon carbide layer comprises a doping region to be produced, forming an electrically conductive contact structure on the surface of the silicon carbide layer, the electrically conductive contact structure, producing a splitting region by pre-damaging the splitting region, wherein the splitting region is produced by laser treating the splitting region before forming the electrically conductive contact, splitting the silicon carbide layer or the initial wafer along the splitting region such that a silicon carbide substrate of the silicon carbide component to be produced is split off, wherein the silicon carbide substrate has a thickness of more than 30 µm, wherein the doping region extends to a surface of the silicon carbide layer before splitting the silicon carbide layer, and wherein splitting along comprises applying a polymer film.

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Patent Owner(s)

Patent OwnerAddress
INFINEON TECHNOLOGIES AGAM CAMPEON 1-12 NEUBIBERG 85579

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kern, Ronny Villach, AT 22 18
Rupp, Roland Lauf, DE 190 1751

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