Patent ID: 8729595

Claim:
A light emitting device package comprising: a sub-mount having a first surface and a second surface, the first surface includes a first portion and a second portion; a first-type electrode and a second-type electrode on the first surface of the sub-mount; a light emitting device on the first portion, the light emitting device comprising a supporting layer including an anti-diffusion layer, a first electrode and a second electrode on the supporting layer, and a semiconductor layer comprising a first conductive type semiconductor layer, a second conductive type semiconductor and an active layer between the first type semiconductor layer and the second type semiconductor layer; a zener diode on the second portion of the sub-mount such that the zener diode is electrically connected to the first-type electrode and the second-type electrode; and a lens on the sub-mount, the lens is disposed over the light emitting device, wherein the first type semiconductor layer is electrically connected to the first electrode and the second type semiconductor layer is electrically connected to the second electrode, wherein the first electrode is electrically connected to the first-type electrode and the second electrode is electrically connected to the second-type electrode, wherein the light emitting device comprises a light extraction structure, and the zener diode is arranged a distance apart from the light emitting device, wherein a horizontal cross-sectional area adjacent to the upper surface of the semiconductor layer is different from a horizontal cross-sectional area adjacent to a lower surface of the semiconductor layer, and wherein the first electrode is disposed between the first conductive type semiconductor layer and the supporting layer, and the second electrode is disposed over the second conductive type semiconductor layer.