Light emitting device

A technology for light-emitting devices and light-emitting elements, which is applied to electrical components, electrical solid-state devices, circuits, etc., can solve problems such as hindering heat dissipation, uneven stress distribution, and thermal deviation in light-emitting devices, and achieves high reliability and improved heat dissipation. , to prevent the effect of uneven distribution
CN102856313AInactive Publication Date: 2013-01-02TOYODA GOSEI CO LTD
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Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Applications(China)
Current Assignee / Owner
TOYODA GOSEI CO LTD
Publication Date
2013-01-02
Estimated Expiration
Not applicable Β· inactive patent

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Abstract

A light emitting device comprises two or more light emitting elements, two or more lead frames electrically connected to the light emitting elements, and a case formed as a slender flat box shape and having an accommodating recession for accommodating the light emitting elements and the lead frame, wherein the lead frames are buried in the case and provided side by side in a longitudinal direction of the case, and the surfaces of the lead frames are arranged coplanar, the light emitting elements are mounted on the lead frames, and the plurality of lead frames and the case are arranged in a nearly linear symmetric configuration with respect to a central line that bisects the light emitting device in the longitudinal direction, so that no uneven heat distribution takes place.
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Description

technical field

[0001] The invention relates to a side-view light emitting device. Background technique

[0002] Patent Reference 1 shows a side view type light emitting device (side surface light emitting device) as a thin light emitting device employed in a backlight of a liquid crystal display.

[0003] Furthermore, Patent Reference 2 describes a light emitting device including a plurality of light emitting elements, a first resin molding carrying the light emitting elements, and a second resin molding covering the light emitting elements.

[0004] Patent Reference 1: Japanese Patent No. 4239509

[0005] Patent Reference 2: JP-A-2008-300694

[0006] According to the invention described in Patent Reference 1, a plurality of light emitting elements are arranged side by side on the same line in the longitudinal direction of the housing (package part); each individual light emitting element is mounted on each individual lead frame (lead electrode), respectively, and Heat g...

Claims

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