JP2013089919A - 光検出装置 - Google Patents
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Abstract
【解決手段】光検出装置1は、半導体基板1Nを有する半導体光検出素子10Aと、半導体光検出素子10に対向配置される搭載基板20とを備える。半導体光検出素子10Aは、ガイガーモードで動作すると共に半導体基板1N内に形成された複数のアバランシェフォトダイオードAPDと、それぞれのアバランシェフォトダイオードAPDに対して電気的に接続されると共に半導体基板1Nの主面1Nb側に配置された電極E7とを含む。搭載基板20は、電極E7毎に対応して主面20a側に配置された複数の電極E9と、それぞれの電極E9に対して電気的に接続されると共に主面20a側に配置されたクエンチング抵抗R1とを含む。電極E7と電極E9とが、バンプ電極BEを介して接続されている。
【選択図】図2
Description
Claims (5)
- 互いに対向する第一及び第二主面を含む半導体基板を有する半導体光検出素子と、
前記半導体光検出素子に対向配置されると共に、前記半導体基板の前記第二主面と対向する第三主面を有する搭載基板と、を備え、
前記半導体光検出素子は、ガイガーモードで動作すると共に半導体基板内に形成された複数のアバランシェフォトダイオードと、それぞれの前記アバランシェフォトダイオードに対して電気的に接続されると共に前記半導体基板の前記第二主面側に配置された第一電極と、を含み、
前記搭載基板は、前記第一電極毎に対応して前記第三主面側に配置された複数の第二電極と、それぞれの前記第二電極に対して電気的に接続されると共に前記第三主面側に配置されたクエンチング回路と、を含んでおり、
前記第一電極と、該第一電極に対応する前記第二電極と、がバンプ電極を介して接続されていることを特徴とする光検出装置。 - 各前記アバランシェフォトダイオードは、
第一導電体の前記半導体基板と、
前記半導体基板の前記第一主面側に形成された第二導電型の第一半導体領域と、
前記第一半導体領域内に形成され且つ前記第一半導体領域よりも不純物濃度が高い第二導電型の第二半導体領域と、
前記半導体基板の前記第一主面側に配置され且つ前記第二半導体領域に電気的に接続された第三電極と、を有し、
前記半導体基板には、前記アバランシェフォトダイオード毎に、前記第一主面側から前記第二主面側まで貫通し且つ対応する前記第三電極と前記第一電極とを電気的に接続する貫通電極が形成されていることを特徴とする請求項1に記載の光検出装置。 - 各前記アバランシェフォトダイオードは、
第一導電体の前記半導体基板と、
前記半導体基板の前記第二主面側に形成された第二導電型の第一半導体領域と、
前記第一半導体領域とでPN接合を構成し且つ前記半導体基板よりも不純物濃度が高い第一導電型の第二半導体領域と、を有し、
前記第一半導体領域と前記第一電極とが電気的に接続されていることを特徴とする請求項1に記載の光検出装置。 - 前記搭載基板は、前記クエンチング回路が並列に接続されたコモン電極を更に含んでいることを特徴とする請求項1〜3のいずれか一項に記載の光検出装置。
- 前記クエンチング回路が、パッシブクエンチング回路又はアクティブクエンチング回路であることを特徴とする請求項1〜4のいずれか一項に記載の光検出装置。
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
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JP2011232109A JP5926921B2 (ja) | 2011-10-21 | 2011-10-21 | 光検出装置 |
DE112012004412.6T DE112012004412T8 (de) | 2011-10-21 | 2012-08-02 | Lichterfassungsvorrichtung |
US14/350,647 US9368528B2 (en) | 2011-10-21 | 2012-08-02 | Light detection device having a semiconductor light detection element and a mounting substrate with quenching circuits |
CN201610280956.0A CN105870244B (zh) | 2011-10-21 | 2012-08-02 | 光检测装置 |
CN201280051817.0A CN103890972B (zh) | 2011-10-21 | 2012-08-02 | 光检测装置 |
PCT/JP2012/069727 WO2013058001A1 (ja) | 2011-10-21 | 2012-08-02 | 光検出装置 |
TW105139293A TWI601278B (zh) | 2011-10-21 | 2012-08-15 | Light detection device |
TW101129610A TWI569429B (zh) | 2011-10-21 | 2012-08-15 | Light detection device |
US15/150,859 US9768222B2 (en) | 2011-10-21 | 2016-05-10 | Light detection device including a semiconductor light detection element, a mounting substrate, and quenching circuits wherein the first electrodes of the light detection element corresponding to the second electrodes of the mounting substrate are electrically connected through bump electrodes |
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JP2011232109A JP5926921B2 (ja) | 2011-10-21 | 2011-10-21 | 光検出装置 |
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JP2016087126A Division JP6318190B2 (ja) | 2016-04-25 | 2016-04-25 | 光検出装置 |
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US (2) | US9368528B2 (ja) |
JP (1) | JP5926921B2 (ja) |
CN (2) | CN105870244B (ja) |
DE (1) | DE112012004412T8 (ja) |
TW (2) | TWI569429B (ja) |
WO (1) | WO2013058001A1 (ja) |
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WO2016174733A1 (ja) * | 2015-04-28 | 2016-11-03 | オリンパス株式会社 | 半導体装置 |
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Also Published As
Publication number | Publication date |
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WO2013058001A1 (ja) | 2013-04-25 |
CN105870244A (zh) | 2016-08-17 |
CN103890972A (zh) | 2014-06-25 |
US20160254307A1 (en) | 2016-09-01 |
TWI601278B (zh) | 2017-10-01 |
DE112012004412T5 (de) | 2014-08-07 |
JP5926921B2 (ja) | 2016-05-25 |
CN103890972B (zh) | 2016-06-01 |
TW201318154A (zh) | 2013-05-01 |
US9368528B2 (en) | 2016-06-14 |
CN105870244B (zh) | 2017-10-20 |
TWI569429B (zh) | 2017-02-01 |
US20140291486A1 (en) | 2014-10-02 |
US9768222B2 (en) | 2017-09-19 |
DE112012004412T8 (de) | 2014-11-20 |
TW201717370A (zh) | 2017-05-16 |
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