JP5851445B2 - 発光素子、発光素子製造方法、及び照明装置 - Google Patents
発光素子、発光素子製造方法、及び照明装置 Download PDFInfo
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- JP5851445B2 JP5851445B2 JP2013100038A JP2013100038A JP5851445B2 JP 5851445 B2 JP5851445 B2 JP 5851445B2 JP 2013100038 A JP2013100038 A JP 2013100038A JP 2013100038 A JP2013100038 A JP 2013100038A JP 5851445 B2 JP5851445 B2 JP 5851445B2
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- H01L33/00—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
- 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
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- H01L33/00—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
- 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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- 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
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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
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- H01L25/03—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
- H01L25/04—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 not having separate containers
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- H01L25/0753—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 not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
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- Microelectronics & Electronic Packaging (AREA)
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Led Devices (AREA)
Description
図33は本発明の第8実施形態に従う発光素子の平面図であり、図34は図33の発光素子の背面の例を示す図である。
実施形態による発光素子又は発光素子は、照明システムに適用される。前記照明システムは、複数の発光素子がアレイされた構造を含み、図44及び図45に示されている表示装置、図46乃至図50に示されている照明装置とを含み、照明灯、信号灯、車両前照灯、電光板などが含まれる。
Claims (15)
- 互いに対向するように配置された第1及び第2側壁、前記第1及び第2側壁の長さより短い長さを有して互いに対向するように配置された第3及び第4側壁、及び前記第1、第2、第3、第4側壁によって囲まれた凹部を有する胴体と、
前記凹部の第1領域に配置され、一部領域が前記第3側壁の下に配置され、前記凹部より低く配置された第1キャビティーを含む第1リードフレームと、
前記凹部の第2領域に配置され、一部領域が前記第4側壁の下に配置され、前記凹部より低く配置された第2キャビティーを含む第2リードフレームと、
前記第1リードフレームの前記第1キャビティーに配置された第1発光チップと、
前記第2リードフレームの前記第2キャビティーに配置された第2発光チップと、
前記凹部、前記第1キャビティー、前記第2キャビティーに配置されたモールディング部材と、
前記第1側壁から前記第2側壁方向にリセスされ、前記胴体の底から上部方向にリセスされた第1リセス部と、
前記第2側壁から前記第1側壁方向にリセスされ、前記胴体の底から上部方向にリセスされた第2リセス部と、を含み、
前記第1キャビティーの底及び前記第2キャビティーの底は、前記胴体の下部に露出し、
前記第1キャビティーの底、前記第2キャビティーの底、前記胴体の底が同一平面に配置され、
前記凹部の底領域に前記第1リードフレームと前記第2リードフレームから離隔して配置され、前記第1発光チップと前記第2発光チップに電気的に連結された連結フレームを含み、
前記第1及び第2リセス部は、前記胴体の上部方向に突出形成された結合用凹部または前記胴体の下部方向に突出した結合用凸部を含むことを特徴とする、発光素子。 - 前記第1リードフレームは前記第3側壁より外部方向に突出した第1リード部を含み、
前記第2リードフレームは前記第4側壁より外部方向に突出した第2リード部を含むことを特徴とする、請求項1に記載の発光素子。 - 前記第1リセス部と前記第2リセス部は前記第1キャビティー及び第2キャビティーのうち、少なくとも1つに対して互いに反対側に配置されることを特徴とする、請求項1または2に記載の発光素子。
- 前記胴体の第1側壁の下に前記第1リセス部から離隔した第3リセス部及び前記胴体の第2側壁の下に前記第2リセス部から離隔した第4リセス部を含み、
前記第1及び第2リセス部は前記第1キャビティーに対して互いに反対側に配置され、
前記第3及び第4リセス部は前記第2キャビティーに対して互いに反対側に配置され、
前記第3リセス部は、前記第1側壁から前記第2側壁方向にリセスされ、前記胴体の底から上部方向にリセスされ、
前記第4リセス部は、前記第2側壁から前記第1側壁方向にリセスされ、前記胴体の底から上部方向にリセスされたことを特徴とする、請求項1乃至3のうち、いずれか1項に記載の発光素子。 - 前記第1側壁から前記第2側壁方向にリセスされ、前記胴体の底から上部方向にリセスされた第5リセス部をさらに含み、
前記第5リセス部は前記第1リセス部と前記第3リセス部とを連結し、
前記第5リセス部は前記第1リセス部または前記第3リセス部の幅より広い幅を有することを特徴とする、請求項4に記載の発光素子。 - 前記第1及び第3リセス部の間の間隔は前記第1及び第2キャビティーの底の間の距離より広いことを特徴とする、請求項4に記載の発光素子。
- 前記第1及び第2リセス部のうちの少なくとも1つの幅は、前記第1及び第2キャビティーの底の間の間隔より狭く、
前記第1及び第2リセス部のうちの少なくとも1つの深さは、前記第1キャビティーの底と前記第1側壁との間の距離より狭いことを特徴とする、請求項1乃至6のうち、いずれか1項に記載の発光素子。 - 前記第1及び第2リセス部のうちの少なくとも1つは、前記第1及び第2キャビティーの底の間の間隔より広い幅を有することを特徴とする、請求項1乃至6のうち、いずれか1項に記載の発光素子。
- 前記第1及び第2側壁は前記胴体の底に対して傾斜するように配置され、
前記第1及び第2リセス部は前記胴体の底から前記第1及び第2リードフレームの厚さ以下であることを特徴とする、請求項1乃至8のうち、いずれか1項に記載の発光素子。 - 前記第1及び第2側壁は前記胴体の底に対して傾斜した上部領域と、前記胴体の底に対して垂直な下部領域を含み、
前記第1及び第2リセス部は前記胴体の第1及び第2側壁の下部領域からリセスされたことを特徴とする、請求項1乃至8のうち、いずれか1項に記載の発光素子。 - 前記第1側壁及び第2側壁は、前記第3及び第4側壁の長さの2倍以上の長さを有することを特徴とする、請求項1乃至10のうち、いずれか1項に記載の発光素子。
- 前記第1リセス部は前記第1キャビティーに対応するように配置され、前記第2リセス部は前記第2キャビティーに対応するように配置され、
前記第1及び第2リセス部は前記第1及び第2リードフレームの間の間隙部を中心にして互いに食い違うように配置されることを特徴とする、請求項1または2に記載の発光素子。 - 前記第1及び第2リセス部は、前記第1及び第2リードフレームの間の間隙部に対応するように配置されることを特徴とする、請求項1乃至3のうち、いずれか1項に記載の発光素子。
- 前記第1及び第3リセス部は前記第1発光チップと前記第2発光チップとの間の間隔より広い間隔で離隔したことを特徴とする、請求項4に記載の発光素子。
- 前記第1及び第2リセス部のうちの少なくとも1つは、30μm〜100μm範囲の深さと50μm−500μm範囲の幅を有することを特徴とする、請求項1乃至14のうち、いずれか1項に記載の発光素子。
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