CHIP PACKAGE STRUCTURE AND MANUFACTURING METHOD THEREOF
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United States of America Patent
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Issued Date -
Nov 10, 2016
app pub date -
Oct 5, 2015
filing date -
May 4, 2015
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Abstract
A chip package structure including a lead frame, a chip, a plurality of solder bumps, a solder resist layer and an encapsulant is provided. The lead frame has a plurality of inner leads. Each of the inner leads has an upper surface, a lower surface, two side surfaces opposite to each other and a bonding area on the upper surface. The chip is disposed on the lead frame and has an active surface. Each of the solder bumps connects the active surface and the bonding area of each of the inner leads. The solder resist layer is disposed on at least one of the lower surface or the two side surfaces of each of the inner leads. The encapsulant covers the lead frame, the chip, the solder bumps and the solder resist layer. A manufacturing method of the chip package structure is also provided.
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