Patent ID: 9119301
Filing Date: 2015-08-25
Classification: H01L,H05K,Y02P

Abstract:
1. A wiring substrate comprising: a substrate core including a first main surface, a second main surface, and a through hole; an electronic component arranged in the through hole; a projection that projects from a wall of the through hole toward a connection terminal of the electronic component; an insulator filled between the wall of the through hole and the electronic component; a first insulation layer that covers the electronic component and the first main surface of the substrate core; and a second insulation layer that covers the electronic component and the second main surface of the substrate core, wherein the electronic component includes an electronic component body and the connection terminal formed on a side of the electronic component body, and the connection terminal of the electronic component includes an engagement groove formed by the projection and extending along a direction in which the electronic component is fitted into the through hole.