摘要 |
A substrate for a power module comprises a substrate main body having a plate-shape, a first surface, which is one surface of the substrate main body and a mounting surface that a semiconductor device is mounted on, and a second surface, which is the other surface of the substrate main body and an insulation layer is formed on, wherein the substrate main body is made of a metal matrix composite plate composed of a metal matrix composite in which metal is filled into a carbonaceous material. |