Patent ID: 9620693
Date: 2017-04-11
CPC Classifications: H01L

Claim:
1. A light emitting device comprising: a body including first and second lateral side parts corresponding to each other, third and fourth lateral side parts corresponding to each other, and a cavity having an open upper portion; a first lead frame disposed on a bottom surface of the cavity while extending in a direction of the first lateral side part of the body; a second lead frame disposed on the bottom surface of the cavity while extending in a direction of the second lateral side part of the body; a gap part disposed on the bottom surface of the cavity and disposed between the first and second lead frames; and a light emitting chip disposed on the first lead frame in the cavity, wherein the body includes an insulating material, wherein the cavity is recessed from a top surface of the body, wherein, the first lead frame includes a first recess part recessed at a first depth in the direction of the first lateral side part of the body from the gap part, and a second recess part recessed at a second depth in a region adjacent to the first lateral side part of the body, the first depth of the first recess part is different from the second depth of the second recess part, wherein the first recess part has a height smaller than a thickness of the first lead frame, wherein the second recess part has a height smaller than the thickness of the first lead frame, wherein the first recess part has a step structure with a curved surface, and wherein the second recess part has a step structure with a curved surface.