Patent ID: 7656026

Claim:
A semiconductor device, comprising: a wiring substrate having a wiring pattern on a front surface thereof; a first semiconductor chip mounted on the front surface of the wiring substrate; a first heat radiator having a first recess housing the first semiconductor chip and being on the front surface of the wiring substrate and the first semiconductor chip; a second heat radiator on a rear surface of the wiring substrate; and a first fixing member passing through the first heat radiator, the wiring substrate, and the second heat radiator, and pressing the first heat radiator and the second heat radiator to the wiring substrate; wherein the wiring substrate has a second wiring pattern on the rear surface thereof, a second semiconductor chip mounted on the rear surface of the wiring substrate, and the second heat radiator having a second recess housing the second semiconductor chip; and the second semiconductor chip being on a bottom face of the second recess.