A light emitting device package includes: a plurality of light emitting chips configured to emit respective wavelength lights, each chip comprising electrodes at a bottom of the chip to form a flip-chip structure; a plurality of wirings directly connected to the electrodes of the chips, respectively
A light emitting device package includes: a plurality of light emitting chips configured to emit respective wavelength lights, each chip comprising electrodes at a bottom of the chip to form a flip-chip structure; a plurality of wirings directly connected to the electrodes of the chips, respectively; a plurality of electrode pads disposed below the chips and directly connected to the wirings, respectively; and a molding member integrally formed in a single layer structure to cover upper surfaces and side surfaces of the chips, and including a translucent material having a predetermined transmittance, wherein the wirings are disposed below a lower surface of the molding member.
대표청구항▼
1. A light emitting device package comprising: a plurality of light emitting chips configured to emit respective wavelength lights, each chip comprising electrodes at a bottom of the chip to form a flip-chip structure;a plurality of wirings directly connected to the electrodes of the chips, respecti
1. A light emitting device package comprising: a plurality of light emitting chips configured to emit respective wavelength lights, each chip comprising electrodes at a bottom of the chip to form a flip-chip structure;a plurality of wirings directly connected to the electrodes of the chips, respectively;a plurality of electrode pads disposed below the chips and directly connected to the wirings, respectively; anda molding member integrally formed in a single layer structure to cover upper surfaces and side surfaces of the chips, and comprising a translucent material having a predetermined transmittance,wherein the wirings are disposed below a lower surface of the molding member. 2. The light emitting device package of claim 1, wherein adjacent two chips among the chips are spaced apart by 50 μm or greater, and wherein the electrode pads are disposed adjacent to vertexes of the lower surface of the molding member, and spaced apart from side surfaces of the molding member by 220 μm or less. 3. The light emitting device package of claim 2, wherein the wirings comprise: a plurality of individual wirings respectively connected to first electrodes of the chips; anda common wiring commonly connected to second electrodes of the chips. 4. The light emitting device package of claim 3, further comprising an insulating layer layered on the lower surface of the molding member to cover the wirings, wherein the insulating layer has openings through which the electrode pads are directly connected to the wirings, respectively. 5. The light emitting device package of claim 1, wherein the molding member has different transmittances for different wavelength lights. 6. The light emitting device package of claim 5, wherein the molding member has a transmittance of 30% or greater and 89% or less with respect to light having a wavelength of 530 nm. 7. The light emitting device package of claim 1, wherein the molding member comprises carbon black of 0.04 wt % or greater and 0.2 wt % or less. 8. The light emitting device package of claim 1, wherein the molding member comprises carbon black and an inorganic filler, and wherein the inorganic filler comprises at least one of a fused silica material and a silicon dioxide material. 9. The light emitting device package of claim 1, wherein an upper surface of the molding member has an uneven structure. 10. The light emitting device package of claim 1, wherein the molding member has an upper thickness of 10 μm or greater and 120 μm or less measured from respective upper surfaces of the chips. 11. The light emitting device package of claim 10, wherein each of the chips has a beam angle of 160° or greater. 12. A light emitting device package comprising: a plurality of light emitting chips configured to emit respective wavelength lights, each chip comprising electrodes at a bottom of the chip;a plurality of wirings connected to the electrodes of the chips, respectively;a plurality of electrode pads disposed below the chips, and connected to the wirings, respectively;a molding member integrally formed in a single layer structure to cover upper surfaces and side surfaces of the chips, and comprising a material having a predetermined transmittance; andat least one of a metal layer disposed above the molding member, a colored lower layer disposed below the molding member, and a partition structure surrounding the chips. 13. The light emitting device package of claim 12, wherein the molding member is transparent. 14. The light emitting device package of claim 12, wherein the light emitting device package comprises the metal layer, and wherein the metal layer is disposed above the molding member, and comprises at least one of titanium and chromium. 15. The light emitting device package of claim 12, wherein the light emitting device package comprises the colored lower layer, and wherein the colored lower layer is disposed below the molding member, and comprises a black resin. 16. The light emitting device package of claim 12, wherein the light emitting device package comprises the partition structure, and wherein the partition structure is disposed to surround the chips, and comprises at least one of a metal, a colored material, and a ceramic material. 17. The light emitting device package of claim 16, wherein the metal comprises at least one of copper and aluminum, wherein the colored material comprises a black resin, andwherein the ceramic material comprises glass frit. 18. The light emitting device package of claim 17, wherein a height of the partition structure is greater than a height of each of the chips, and smaller than a height of the molding member. 19. The light emitting device package of claim 18, wherein the partition structure has an elastic modulus of 2.0 GPa or greater and a thermal expansion coefficient of 10 to 30 ppm/° C. 20. A light emitting device package comprising a plurality of pixel sets, wherein at least one of the pixel sets comprises: a first pixel region comprising: a plurality of first light emitting chips configured to emit respective wavelength lights;a plurality of first wirings connected to the first chips, respectively, and comprising a first common wiring commonly connected to the first chips; anda plurality of first electrode pads disposed below the first chips, and connected to the first wirings, respectively;a second pixel region adjacent to the first pixel region and comprising: a plurality of second light emitting chips configured to emit the respective wavelength lights;a plurality of second wirings connected to the second chips, respectively, and comprising a second common wiring commonly connected to the second chips; anda plurality of second electrode pads disposed below the second chips, and connected to the second wirings; anda molding member disposed above the first pixel region and the second pixel region, and comprising a translucent material,wherein the first pixel region shares at least one of the first electrode pads included therein with the second pixel region such that at least one of the second wirings included in the second pixel region is connected to the shared electrode pad in the first pixel region.
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