Patent ID: 8279605
Filing Date: 2012-10-02
Classification: H01L

Abstract:
1. A power semiconductor module comprising: a first semiconductor device provided with a first FET; a first substrate on a surface of which the first semiconductor device is disposed; a second semiconductor device provided with a second FET; a connection line electrically connecting the first FET with the second FET in series; a second substrate on a surface of which the second semiconductor device is disposed; a first terminal; a second terminal; and a third substrate disposed between the first semiconductor device on the first substrate and the second semiconductor device on the second substrate, the third substrate being electrically connected in parallel to the first FET and the second FET and being configured to accumulate a charge between the first terminal and the second terminal, the first semiconductor device and the second semiconductor device being disposed at symmetrical positions with third substrate interposed therebetween, the third substrate comprising: