JP2017005254A - フォトカプラ - Google Patents
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- JP2017005254A JP2017005254A JP2016116246A JP2016116246A JP2017005254A JP 2017005254 A JP2017005254 A JP 2017005254A JP 2016116246 A JP2016116246 A JP 2016116246A JP 2016116246 A JP2016116246 A JP 2016116246A JP 2017005254 A JP2017005254 A JP 2017005254A
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- H10F30/20—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors
- H10F30/21—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation
- H10F30/22—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation the devices having only one potential barrier, e.g. photodiodes
- H10F30/222—Individual radiation-sensitive semiconductor devices in which radiation controls the flow of current through the devices, e.g. photodetectors the devices having potential barriers, e.g. phototransistors the devices being sensitive to infrared, visible or ultraviolet radiation the devices having only one potential barrier, e.g. photodiodes the potential barrier being a PN heterojunction
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- H10F55/20—Radiation-sensitive semiconductor devices covered by groups H10F10/00, H10F19/00 or H10F30/00 being structurally associated with electric light sources and electrically or optically coupled thereto wherein the electric light source controls the radiation-sensitive semiconductor devices, e.g. optocouplers
- H10F55/25—Radiation-sensitive semiconductor devices covered by groups H10F10/00, H10F19/00 or H10F30/00 being structurally associated with electric light sources and electrically or optically coupled thereto wherein the electric light source controls the radiation-sensitive semiconductor devices, e.g. optocouplers wherein the radiation-sensitive devices and the electric light source are all semiconductor devices
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- H10F77/1248—Active materials comprising only Group III-V materials, e.g. GaAs having three or more elements, e.g. GaAlAs, InGaAs or InGaAsP
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/80—Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
Description
Claims (16)
- 送信モジュール(S)及び受信モジュール(EM)を有するフォトカプラ(OPK)であって、
前記送信モジュール(S)と前記受信モジュール(EM)とは、互いに電気的に分離されており、且つ、互いに光学的に結合されており、前記送信モジュール(S)と前記受信モジュール(EM)とは、1つの共通のハウジング内に集積されており、
前記受信モジュール(EM)は、
・電圧源のN個の部分電圧源であって、半導体ダイオードとして形成され互いに直列に接続されたN個の部分電圧源を有し、それぞれの前記部分電圧源は、pn接合部を備える1つの半導体ダイオード(D1,D2,D3,D4,D5)を有し、
前記半導体ダイオード(D1,D2,D3,D4,D5)は、p型ドープされたp型吸収層を有し、
前記半導体ダイオード(D1,D2,D3,D4,D5)は、n型吸収層を有し、前記n型吸収層は、前記n型吸収層のバンドギャップより大きいバンドギャップを有するn型ドープされたパッシベーション層によってパッシベーションされており、個々の前記部分電圧源の前記部分電源電圧同士の相違は、20%未満であり、それぞれ2つの連続する部分電圧源の間には、1つのトンネルダイオード(T1,T2,T3,T4)が形成されており、
前記トンネルダイオード(T1,T2,T3,T4)は、前記p/n型吸収層の前記バンドギャップより大きいバンドギャップを有する複数の半導体層を有し、前記より大きいバンドギャップを有する前記半導体層は、それぞれ前記半導体ダイオード(D1,D2,D3,D4,D5)の前記p/n型吸収層に対して変更された化学量論量及び/又は前記p/n型吸収層とは異なる元素組成を有する材料からなり、
・前記部分電圧源と前記トンネルダイオード(T1,T2,T3,T4)とは、一緒にモノリシックに集積されており、且つ、表側及び裏側を備える第1積層体(ST1)を一緒に形成しており、前記部分電圧源の個数Nは、3以上であり、
・前記第1積層体(ST1)上において、前記第1積層体(ST1)の前記表側の表面(OB)に光(L)が入射し、前記第1積層体(ST1)の前記表側において照明される前記表面(OB)の大きさは、前記第1積層体(ST1)の前記表側の面積の大きさにほぼ又は少なくとも相当し、
前記第1積層体(ST1)の全体厚さは、12μm未満であり、
・300Kにおいて、前記第1積層体(ST1)に光(L)が照射されている場合には、前記第1積層体(ST1)は、3Vより大きい電源電圧(VQ1)を有し、前記第1積層体(ST1)の前記表側から前記第1積層体(ST1)の前記裏側への光入射方向において、1つの半導体ダイオードの前記p型吸収層及び前記n型吸収層の全体厚さは、最も上にあるダイオード(D1)から最も下にあるダイオード(D3〜D5)へと増加していき、前記半導体ダイオード(D1,D2,D3,D4,D5)の各p型吸収層は、前記p型吸収層のバンドギャップより大きいバンドギャップを有するp型ドープされたパッシベーション層によってパッシベーションされており、
前記電圧源は、前記第1積層体(ST1)の前記裏側の近傍において、周囲を取り囲むテラス状の縁部を有する、
ことを特徴とするフォトカプラ(OPK)。 - 前記受信モジュール(EM)の前記部分電圧源の前記部分電源電圧同士の相違は、10%未満である、
請求項1記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)の前記半導体ダイオード(D1,D2,D3,D4,D5)は、それぞれ同じ半導体材料を有する、
請求項1又は2記載のフォトカプラ(OPK)。 - 前記第1積層体(ST1)は、基板(SUB)上に配置されており、
前記基板(SUB)は、半導体材料を含む、
請求項1から3のいずれか1項に記載のフォトカプラ(OPK)。 - 前記第1積層体(ST1)の底面積は、2mm2未満、又は1mm2未満である、
請求項1から4のいずれか1項に記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)の前記第1積層体(ST1)の前記表側には、前記縁部の近傍における周囲を取り囲む金属製コンタクトとして、又は、前記縁部(R)における個別のコンタクト面(K1)として、第1電圧端子(VSUP)が形成されている、
請求項1から5のいずれか1項に記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)の前記第1積層体(ST1)の前記裏側に、第2電圧端子(VSUP2)が形成されている、
請求項1から6のいずれか1項に記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)の前記第2電圧端子(VSUP2)は、前記基板によって形成されている、
請求項7記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)内に、第2積層体(ST2)が形成されており、
前記第1積層体(ST1)と前記第2積層体(ST2)とは、1つの共通の支持体上に互いに隣り合って配置されており、
前記第1積層体(ST1)と前記第2積層体(ST2)とは、互いに直列に接続されており、これによって、前記第1積層体(ST1)の電源電圧(VQ1)と前記第2積層体(ST2)の電源電圧(VQ2)とが合計される、
請求項1から8のいずれか1項に記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)の各前記ダイオードの前記p型吸収層と前記n型吸収層との間に、真性層が形成されている、
請求項1から9のいずれか1項に記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)の半導体材料及び/又は基板は、III−V材料からなる、
請求項1から10のいずれか1項に記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)の基板は、ゲルマニウム又はガリウムヒ素を含む、
請求項1から11のいずれか1項に記載のフォトカプラ(OPK)。 - 前記ハウジング内に、評価回路(AWE)が集積されており、
前記電圧源は、前記評価回路(AWE)に電気的に作用接続されている、
請求項1から12のいずれか1項に記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)の前記第1積層体(ST1)の最も下にある半導体ダイオードの下に、半導体ミラーが形成されている、
請求項1から13のいずれか1項に記載のフォトカプラ(OPK)。 - 前記受信モジュール(EM)の前記第1積層体(ST1)の前記半導体層は、ヒ化物含有層とリン化物含有層とを同時に含む、
請求項1から14のいずれか1項に記載のフォトカプラ(OPK)。 - 前記縁部のエッジは、前記積層体の直接隣接する側面から少なくとも5μm、最大で500μmだけ離間している、
請求項1から15のいずれか1項に記載のフォトカプラ(OPK)。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102015007326.5 | 2015-06-12 | ||
| DE102015007326.5A DE102015007326B3 (de) | 2015-06-12 | 2015-06-12 | Optokoppler |
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| Publication Number | Publication Date |
|---|---|
| JP2017005254A true JP2017005254A (ja) | 2017-01-05 |
| JP6320459B2 JP6320459B2 (ja) | 2018-05-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| JP2016116246A Active JP6320459B2 (ja) | 2015-06-12 | 2016-06-10 | フォトカプラ |
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| Country | Link |
|---|---|
| US (1) | US9972735B2 (ja) |
| EP (1) | EP3104422B1 (ja) |
| JP (1) | JP6320459B2 (ja) |
| KR (1) | KR101766585B1 (ja) |
| CN (1) | CN106252342B (ja) |
| DE (1) | DE102015007326B3 (ja) |
| TW (1) | TWI649892B (ja) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102015012007A1 (de) * | 2015-09-19 | 2017-03-23 | Azur Space Solar Power Gmbh | Skalierbare Spannungsquelle |
| DE102016001387A1 (de) * | 2016-02-09 | 2017-08-10 | Azur Space Solar Power Gmbh | Empfängerbaustein |
| DE102016013749A1 (de) * | 2016-11-18 | 2018-05-24 | Azur Space Solar Power Gmbh | Stapelförmige Halbleiterstruktur |
| DE102017004149A1 (de) | 2017-05-02 | 2018-11-08 | Azur Space Solar Power Gmbh | Lichtempfangseinheit |
| DE102017007486B3 (de) * | 2017-08-09 | 2018-09-20 | Azur Space Solar Power Gmbh | Empfängerbaustein |
| DE102017011643B4 (de) * | 2017-12-15 | 2020-05-14 | Azur Space Solar Power Gmbh | Optische Spannungsquelle |
| DE102018002895A1 (de) * | 2018-04-09 | 2019-10-10 | 3-5 Power Electronics GmbH | Stapelförmiges III-V-Halbleiterbauelement |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5678180A (en) * | 1979-11-30 | 1981-06-26 | Hitachi Ltd | Light receiving device |
| US20150162478A1 (en) * | 2013-12-09 | 2015-06-11 | Azastra Opto Inc. | Transducer to convert optical energy to electrical energy |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US4127862A (en) * | 1977-09-06 | 1978-11-28 | Bell Telephone Laboratories, Incorporated | Integrated optical detectors |
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2015
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-
2016
- 2016-05-12 TW TW105114780A patent/TWI649892B/zh active
- 2016-06-03 EP EP16001265.4A patent/EP3104422B1/de active Active
- 2016-06-08 CN CN201610405239.6A patent/CN106252342B/zh active Active
- 2016-06-09 KR KR1020160071801A patent/KR101766585B1/ko active Active
- 2016-06-10 JP JP2016116246A patent/JP6320459B2/ja active Active
- 2016-06-13 US US15/180,753 patent/US9972735B2/en active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| TWI649892B (zh) | 2019-02-01 |
| TW201707228A (zh) | 2017-02-16 |
| DE102015007326B3 (de) | 2016-07-21 |
| EP3104422A1 (de) | 2016-12-14 |
| KR20160146556A (ko) | 2016-12-21 |
| US20160365470A1 (en) | 2016-12-15 |
| CN106252342B (zh) | 2019-05-14 |
| US9972735B2 (en) | 2018-05-15 |
| KR101766585B1 (ko) | 2017-08-08 |
| EP3104422B1 (de) | 2018-02-28 |
| CN106252342A (zh) | 2016-12-21 |
| JP6320459B2 (ja) | 2018-05-09 |
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