Molded cavity package with embedded conductive layer and enhanced sealing

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United States of America Patent

PATENT NO 9868632
SERIAL NO

15079593

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Importance

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Abstract

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A base plate with a first side having an elevated portion, a recessed portion laterally surrounding the elevated portion, and a vertical face extending from the recessed portion to the elevated portion is provided. At least a part of the vertical face is covered with a metal layer. A mold compound structure is formed on the first side with the metal layer disposed between the first side and the mold compound structure such that the mold compound structure includes an elevated portion laterally surrounding a recessed portion, and opposing edge faces that vertically extend from the recessed portion to the elevated portion. At least a part of the base plate is subsequently removed such that the recessed portion of the mold compound structure is uncovered from the base plate and such that the metal layer remains on at least one uncovered section of the mold compound structure.

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Patent Owner(s)

Patent OwnerAddress
INFINEON TECHNOLOGIES AGCAMPBELL 1-15 NAUBIBERG GERMANY NEUBIBERG BAVARIA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chiang, Chau Fatt Melaka, MY 37 83
Chua, Kok Yau Melaka, MY 26 35
Lee, Swee Kah Melaka, MY 38 75
Ng, Chee Yang Johor, MY 29 39
Theuss, Horst Wenzenbach, DE 233 3067

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