Patent ID: 9653515
Date: 2017-05-16
CPC Classifications: H01L

Claim:
1. A semiconductor light emitting device, comprising: a substrate; a first structure disposed on the substrate and including a first n-type semiconductor layer, a first active layer, and a first p-type semiconductor layer; a second structure disposed on the substrate and spaced apart from the first structure and including a second n-type semiconductor layer, a second active layer and a second p-type semiconductor layer; a first n electrode and a first p electrode connected to the first n-type semiconductor layer and the first p-type semiconductor layer, respectively; and a second n electrode and a second p electrode connected to the second n-type semiconductor layer and the second p-type semiconductor layer, respectively, wherein the first n electrode is extended to the second p electrode and the first n electrode and the second p electrode are formed of a single continuous material, the second n electrode is spaced apart from the second active layer by a predetermined distance to encompass the second active layer, the semiconductor light emitting device includes a light emitting diode region in which the first structure is formed and a Zener diode region in which the second structure is formed, and the second structure includes a protruding portion in a central portion thereof and a step portion adjacent to the protruding portion, the protruding portion including the second n-type semiconductor layer, the second active layer, and the second p-type semiconductor layer all having sides that are coplanar with each other.