Chip packaging and composite system board
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United States of America Patent
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Nov 26, 2019
Grant Date -
Jan 18, 2018
app pub date -
Jul 12, 2017
filing date -
Jul 12, 2016
priority date (Note) -
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Abstract
A chip packaging includes a substrate, a first chip, a molding material, a first circuit, and a second circuit. The substrate includes a bottom surface, a first top surface disposed above the bottom surface with a first height, and a second top surface disposed above the bottom surface with a second height. The first height is smaller than the second height. The first chip is disposed on the first top surface. The molding material is disposed on the substrate and covers the first chip. The first and second circuits are disposed on the molding material, and are respectively and electrically connected to the first chip and the second top surface of the substrate. The substrate is made of copper material with huge area and has the properties of high current withstand capacity and high thermal efficiency. The second top surface protects the first chip from damage.
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