Patent ID: 8995142
Filing Date: 2015-03-31
Classification: H01L,Y10T

Abstract:
1. A power module comprising: a substrate, electronic parts being mounted on the substrate by soldering; and a mold case, the mold case housing the substrate and including bus bars for electrical connection with an external apparatus, wherein the substrate includes: a bonding area for bonding from pads located on the bonding area to the bus bars; and an electronic part mount area where the electronic parts are mounted on the substrate; wherein the mold case includes: at least one partition plate that divides the bonding area and the electronic part mount area; a first resin cast into the electronic part mount area; and a second resin cast into the bonding area; wherein the at least one partition plate is integrally molded with the mold case, and a resin receiving groove filled with a third resin for bonding the mold case and the at least one partition plate to the substrate is formed on a surface where the mold case and the at least one partition plate are in contact with the substrate; and the resin receiving groove located on a portion extended in parallel to the substrate from the mold case and the at least one partition plate toward the bonding area.