Patent ID: 9620600
Date: 2017-04-11
CPC Classifications: H01L

Claim:
1. A semiconductor device comprising: a semiconductor substrate having a first surface and a second surface, the semiconductor substrate including an element region and a termination region provided around the element region, the termination region having a first semiconductor region of a first conductivity type provided at the first surface and a second semiconductor region of a second conductivity type provided between the first semiconductor region and the second surface; a first insulating film provided on the first semiconductor region; a second insulating film provided on the first semiconductor region, the second insulating film having a portion interposed between a first part of the first insulating film and a second part of the first insulating film; a first electrode provided on the first surface of the element region, the first electrode electrically connected to the first semiconductor region; and a second electrode provided at the second surface of the element region and the termination region.