JP2015173142A - 半導体発光装置 - Google Patents
半導体発光装置 Download PDFInfo
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Abstract
Description
図1は、第1実施形態に係る半導体発光装置1を例示する模式断面図である。
図2は、第1実施形態に係る半導体発光装置1の構成を例示する模式平面図である。
図12(a)〜16は、第1実施形態の変形例に係る半導体発光装置2〜9を例示する模式断面図である。以下、半導体発光装置1と同じ要素を含む部分については説明を省略し、異なる構成について説明する。
図17〜図20を参照して、第2実施形態に係る半導体発光装置10を説明する。
図17は、第2実施形態に係る半導体発光装置10を例示する模式断面図である。
図18(a)〜20(b)は、第2実施形態に係る半導体発光装置10の製造過程を例示する模式断面図である。以下、半導体発光装置1と同じ要素を含む部分については説明を省略し、異なる構成について説明する。
図21は、第3実施形態に係る半導体発光装置11を例示する模式断面図である。半導体発光装置11は、樹脂層25の側面に外部端子23bおよび24bを有するサイドビュータイプの構造を有する。半導体発光装置11では、樹脂層25から露出され、外部との接続を担う金属ピラー23、24の露出面が第1および第2実施形態と異なるが、他の構成は上記の半導体発光装置1〜8と同じである。
図21(b)は、半導体発光装置11を実装基板310上に実装した構成を有する発光モジュールの模式断面図である。
Claims (10)
- 第1の主面と、前記第1の主面とは反対側の第2の主面と、前記第1の主面および前記第2の主面に接する第1の側面と、を有し、発光層を含む半導体層と、
前記第2の主面側において、前記半導体層に電気的に接続されたp側配線部と、
前記第2の主面側において、前記半導体層に電気的に接続されたn側配線部と、
前記第1の主面側に設けられ、前記発光層の放射光により励起され、前記放射光とは異なる波長の光を放射する蛍光体を含む蛍光体層と、
前記半導体層と、前記蛍光体層と、の間に設けられ、前記発光層の放射光を透過する透明層であって、前記半導体層側において、前記第1の主面に平行な第3の主面と、前記第3の主面に接する第2の側面と、を有する透明層と、
前記第1の側面および前記第2の側面を覆う絶縁膜と、
前記絶縁膜を介して前記第1の側面および前記第2の側面を覆う反射部材と、
を備えた半導体発光装置。 - 前記第2の側面は、前記蛍光体層の外縁よりも中央側に後退した位置に設けられ、
前記反射部材は、前記蛍光体層の前記透明層側において、前記蛍光体層の前記外縁と、前記第2の側面と、の間の外周部を覆う請求項1記載の半導体発光装置。 - 前記透明層は、前記第3の主面とは反対側の第4の主面と、前記第4の主面に接した第3の側面と、を有し、
前記第3の側面は、前記第2の側面と、前記蛍光体層の前記外縁と、の間に位置する請求項1記載の半導体発光装置。 - 前記p側配線部と前記n側配線部との間に設けられた樹脂層をさらに備え、
前記樹脂層は、前記蛍光体層の外周部において前記蛍光体層に接し、
前記反射部材は、前記蛍光体層の外周部に接する請求項1または2に記載の半導体発光装置。 - 前記透明層と、前記蛍光体層と、の間に設けられた無機材料からなる別の絶縁膜をさらに備え、
前記別の絶縁膜は、前記蛍光体層の外周部において、前記蛍光体層と、前記樹脂層と、の間に介在する請求項4記載の半導体発光装置。 - 前記透明層は、前記第3の主面とは反対側の第4の主面を有し、
前記第4の主面の外縁は、前記蛍光体層の外縁に一致する請求項1または2に記載の半導体発光装置。 - 前記透明層は、中央部が薄く、前記第2の側面に近づくほど厚くなる形状に設けられる請求項1〜5のいずれか1つに記載の半導体発光装置。
- 前記反射部材の少なくとも一部は、前記発光層の放射光を反射する反射材を含む樹脂である請求項1〜7のいずれか1つに記載の半導体発光装置。
- 前記第1の主面に平行な前記半導体層の断面の面積は、前記第1の主面に近づくほど拡大し、
前記第3の主面に平行な前記透明層の断面の面積は、前記蛍光体層に近づくほど拡大する請求項1〜8のいずれか1つに記載の半導体発光装置。 - 前記半導体層の発光領域に接する第1電極と、
前記半導体層の非発光領域に接する第2電極と、
をさらに備え、
前記p側配線部は、前記第1電極および前記第2電極のいずれか一方に電気的に接続され、
前記n側配線部は、前記第1電極および前記第2電極の他方に電気的に接続され、
前記反射部材は、前記第1電極および前記第2電極の少なくともいずれか一方の外縁を覆う請求項1〜9のいずれか1つに記載の半導体発光装置。
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JP2014047448A JP2015173142A (ja) | 2014-03-11 | 2014-03-11 | 半導体発光装置 |
TW103125108A TWI553917B (zh) | 2014-03-11 | 2014-07-22 | 半導體發光裝置 |
EP14178158.3A EP2919283B1 (en) | 2014-03-11 | 2014-07-23 | Semiconductor light emitting device |
US14/338,684 US9202992B2 (en) | 2014-03-11 | 2014-07-23 | Semiconductor light emitting device having a fluorescent substance layer |
HK16100092.9A HK1212506A1 (en) | 2014-03-11 | 2016-01-06 | Semiconductor light emitting device |
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EP (1) | EP2919283B1 (ja) |
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EP2919283B1 (en) | 2020-09-09 |
HK1212506A1 (en) | 2016-06-10 |
US20150263242A1 (en) | 2015-09-17 |
US9202992B2 (en) | 2015-12-01 |
TW201535798A (zh) | 2015-09-16 |
EP2919283A1 (en) | 2015-09-16 |
TWI553917B (zh) | 2016-10-11 |
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