JP6901269B2 - 発光素子パッケージ及びこれを備えた発光装置 - Google Patents
発光素子パッケージ及びこれを備えた発光装置 Download PDFInfo
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- H01L33/48—Semiconductor devices having potential barriers specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
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- H01L25/10—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices having separate containers
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- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
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- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
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- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48257—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a die pad of the item
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Description
Claims (5)
- 第1側面部、前記第1側面部の反対側である第2側面部、前記第1及び第2側面部に隣接し、互いに反対側である第3及び第4側面部、及びキャビティが配置された第5側面部及び前記第5側面部の反対側である第6側面部を含む胴体と、
前記キャビティの底に配置された第1リード部、前記第1リード部に連結され、前記胴体の第1側面部の第1外郭領域に折り曲げられた第1ボンディング部、前記第1ボンディング部から前記第3側面部の第1リセスに折り曲げられた第1放熱部を有する第1リードフレームと、
前記キャビティの底に第2リード部、前記第2リード部に連結され、前記胴体の第1側面部の第2外郭領域に折り曲げられた第2ボンディング部、前記第2ボンディング部から前記第4側面部の第2リセスに折り曲げられた第2放熱部を有する第2リードフレームと、
前記キャビティの底に配置された第1リードフレームの第1リード部及び第2リードフレームの第2リード部のうち少なくとも一つの上に配置された発光チップと、
を含み、
前記第1及び第2リセスは、前記第5側面部より前記第6側面部に隣接し、
前記第1及び第2リセスは、前記第3及び第4側面部から第1角度で傾斜した第1及び第2領域と、前記第1及び第2領域から第2角度で傾斜した第3及び第4領域と、を含み、
前記第1角度は、前記第3及び第4側面部から延長された直線と前記第1及び第2領域の傾斜した面との間の角度であり、
前記第2角度は、前記直線と前記第3及び第4領域の傾斜した面との間の角度であり、
前記第2角度は前記第1角度より小さく、
前記第1リードフレームの第1放熱部は、前記第3側面部の第3領域上に配置され、
前記第2リードフレームの第2放熱部は、前記第4側面部の第4領域上に配置され、
前記第1及び第2角度は鋭角を有し、前記第1及び第3領域の間の角度は鈍角を有し、
前記第1側面部は、前記第6側面部に隣接し、前記第6側面部方向に水平に延長された複数のフラット領域を含み、
前記複数のフラット領域は、前記第1及び第2ボンディング部の間に配置され、
前記複数のフラット領域は、前記キャビティ内に配置された第1リードフレームの第1リード部と前記胴体の厚さ方向に重なり、
前記複数のフラット領域は、前記胴体の材質で形成され、
前記フラット領域は、前記第1ボンディング部に隣接した第1フラット領域と、前記第2ボンディング部に隣接した第2フラット領域と、を含み、
前記第1ボンディング部と前記第1フラット領域との間の間隔は、前記第1及び第2フラット領域の間の間隔と等しいか大きく、
前記第1及び第2フラット領域の第1軸方向の長さは、第2軸方向の長さより長く、
前記第1軸方向は、前記胴体の第3側面部から前記第4側面部に向かう方向であり、
前記第2軸方向は、前記胴体の第5側面部から第6側面部に向かう方向であり、
前記第1側面部は、前記第6側面部に隣接した第1部領域を含み、
前記第1部領域は、前記キャビティと前記胴体の厚さ方向に重ならず、前記第1側面部の表面から段差を有し、前記第1側面部の水平な平面と平行で平らな平面を有することを特徴とする、
発光素子パッケージ。 - 前記第1フラット領域及び前記第2フラット領域の長さの合計は、前記第3側面部から前記第4側面部への方向における前記第1側面部の長さである前記胴体の長さの30%以上の長さで配置される、
請求項1に記載の発光素子パッケージ。 - 前記第3及び第4側面部の第3及び第4領域は、前記第1及び第2領域より前記第6側面部に隣接し、
前記第1及び第2領域は、前記第3及び第4側面部から延長された直線から第1深さを有し、前記第3及び第4領域は、前記第1及び第2領域との境界地点に垂直な直線から第2深さを有し、
前記第1深さは第2深さより深いことを特徴とする、請求項1または2に記載の発光素子パッケージ。 - 前記複数のフラット領域は、前記第1放熱部と前記第2放熱部との間隔が互いに等しい、
請求項1乃至3のいずれか1項に記載の発光素子パッケージ。 - 前記胴体の第3及び第4側面部に、前記第1及び第2リード部に対応する方向に凹んだ凹部を含み、
前記胴体の第1軸方向の長さは、前記胴体の厚さの3倍以上であり、
前記キャビティの底のうちのセンター領域は一定の幅を有し、前記第3及び第4側面部に隣接した第1及び第2サイド領域は、前記センター領域の幅より小さい幅を有し、
前記発光チップは、前記第1リード部上に配置され、
前記キャビティの底に配置された第1リード部の面積は、前記第2リード部の面積より大きく、
前記キャビティにモールディング部材を含み、
前記キャビティの内側面は、傾斜した面及び前記胴体の第5側面部から垂直な段差を有する領域を含むことを特徴とする、請求項1〜4のいずれか一項に記載の発光素子パッケージ。
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