Patent ID: 6462405
Filing Date: 2002-10-08
Classification: H01L

Abstract:
A semiconductor package, comprising:a substrate having a first surface and a second surface; a semiconductor chip having a first surface and a second surface, wherein the second surface of the semiconductor chip is attached to the first surface of the substrate; a plurality of first conductive members for electrically connecting the substrate to the semiconductor chip; a lid attached to the first surface of the semiconductor chip and having a coefficient of thermal expansion similar to that of the semiconductor chip; a heat sink mounted on the substrate and having a first surface and a second surface, wherein a gap is formed between the second surface of the heat sink and the lid; an encapsulant for encapsulating the semiconductor chip, the first conductive members, the lid and the heat sink, wherein the first surface of the heat sink is exposed to the outside of the encapsulant; and a plurality of second conductive members disposed on the second surface of the substrate for electrically connecting the semiconductor chip to an external device.