Patent ID: 9324644
Filing Date: 2016-04-26
CPC Classification: H01L

Claim Text:
1. A semiconductor device comprising: a die pad including a first surface, a second surface opposite to the first surface, and a first groove formed on the first surface; a suspension lead connected with the die pad; and a semiconductor chip mounted on the first surface of the die pad via a die-bond material, wherein the die pad is substantially quadrangular in plan view, wherein the suspension lead is connected with a corner portion of the die pad, wherein the semiconductor chip is substantially quadrangular in plan view, wherein the semiconductor chip is mounted on the first surface of the die pad such that sides of the semiconductor chip are arranged along sides of the die pad, respectively, in plan view, wherein the first groove includes a bottom located between the first surface and the second surface, wherein the suspension lead extends along a first direction in plan view, wherein the first groove extends along a second direction intersecting with the first direction in plan view, and wherein the first groove includes first portions not covered with the semiconductor chip in plan view, and a second portion located between the first portions and also covered with the semiconductor chip in plan view.