JP2016082231A - 発光素子パッケージ及びそれを含む照明装置 - Google Patents
発光素子パッケージ及びそれを含む照明装置 Download PDFInfo
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- 239000004065 semiconductor Substances 0.000 claims abstract description 103
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 230000000149 penetrating effect Effects 0.000 claims abstract description 6
- 229910000679 solder Inorganic materials 0.000 claims description 36
- 238000005286 illumination Methods 0.000 claims 1
- 238000002955 isolation Methods 0.000 abstract 3
- 239000010410 layer Substances 0.000 description 162
- 239000000463 material Substances 0.000 description 23
- 238000000034 method Methods 0.000 description 12
- 238000004519 manufacturing process Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 6
- 239000002019 doping agent Substances 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 229910052791 calcium Inorganic materials 0.000 description 5
- 150000004767 nitrides Chemical class 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 229910052712 strontium Inorganic materials 0.000 description 5
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
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- 229910052733 gallium Inorganic materials 0.000 description 4
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- 229910002704 AlGaN Inorganic materials 0.000 description 3
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 3
- 229910052788 barium Inorganic materials 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 229910052738 indium Inorganic materials 0.000 description 3
- VRIVJOXICYMTAG-IYEMJOQQSA-L iron(ii) gluconate Chemical compound [Fe+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O VRIVJOXICYMTAG-IYEMJOQQSA-L 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 3
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 2
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 2
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 2
- 229910019897 RuOx Inorganic materials 0.000 description 2
- 229910003564 SiAlON Inorganic materials 0.000 description 2
- 229910052771 Terbium Inorganic materials 0.000 description 2
- JAONJTDQXUSBGG-UHFFFAOYSA-N dialuminum;dizinc;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Al+3].[Zn+2].[Zn+2] JAONJTDQXUSBGG-UHFFFAOYSA-N 0.000 description 2
- 229920006336 epoxy molding compound Polymers 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002096 quantum dot Substances 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- SKRWFPLZQAAQSU-UHFFFAOYSA-N stibanylidynetin;hydrate Chemical compound O.[Sn].[Sb] SKRWFPLZQAAQSU-UHFFFAOYSA-N 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 239000011787 zinc oxide Substances 0.000 description 2
- IUVCFHHAEHNCFT-INIZCTEOSA-N 2-[(1s)-1-[4-amino-3-(3-fluoro-4-propan-2-yloxyphenyl)pyrazolo[3,4-d]pyrimidin-1-yl]ethyl]-6-fluoro-3-(3-fluorophenyl)chromen-4-one Chemical compound C1=C(F)C(OC(C)C)=CC=C1C(C1=C(N)N=CN=C11)=NN1[C@@H](C)C1=C(C=2C=C(F)C=CC=2)C(=O)C2=CC(F)=CC=C2O1 IUVCFHHAEHNCFT-INIZCTEOSA-N 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052693 Europium Inorganic materials 0.000 description 1
- 229910005191 Ga 2 O 3 Inorganic materials 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- 229910052772 Samarium Inorganic materials 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 229910004283 SiO 4 Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 229910052769 Ytterbium Inorganic materials 0.000 description 1
- GEIAQOFPUVMAGM-UHFFFAOYSA-N ZrO Inorganic materials [Zr]=O GEIAQOFPUVMAGM-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- AJNVQOSZGJRYEI-UHFFFAOYSA-N digallium;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Ga+3].[Ga+3] AJNVQOSZGJRYEI-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910001195 gallium oxide Inorganic materials 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000012811 non-conductive material Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052706 scandium Inorganic materials 0.000 description 1
- 229910052711 selenium Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229910052714 tellurium Inorganic materials 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 229910052727 yttrium Inorganic materials 0.000 description 1
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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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- H01L33/36—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 electrodes
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- H01L33/38—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 electrodes with a particular shape
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Abstract
【解決手段】基板110と、第1導電型半導体層122、活性層124及び第2導電型半導体層126を含む発光構造物120と、第1及び第2導電型半導体層とそれぞれ接続された第1電極132及び第2電極134と、第2導電型半導体層及び活性層を貫通して第1導電型半導体層を露出させる第1貫通孔の一部である第1−1貫通孔TH11において第1電極に接続された第1パッド142と、第1パッドと第2導電型半導体層との間及び第1パッドと活性層との間に配置され、第1電極を覆うように配置された第1絶縁層150と、第2導電型半導体層の下に配置された第1絶縁層を貫通する第2貫通孔TH2を介して第2電極に接続された第2パッド144とを含み、第2パッドは第1−2貫通孔に位置した第1絶縁層と発光構造物の厚さ方向に重ならずに配置される。
【選択図】図2
Description
Claims (20)
- 基板と、
前記基板の下に配置され、第1導電型半導体層、活性層及び第2導電型半導体層を含む発光構造物と、
第1及び第2導電型半導体層とそれぞれ接続された第1及び第2電極と、
前記第2導電型半導体層及び前記活性層を貫通して前記第1導電型半導体層を露出させる第1貫通孔の一部である第1−1貫通孔において前記第1電極に接続された第1パッドと、
前記第1パッドと前記第2導電型半導体層との間及び前記第1パッドと前記活性層との間に配置され、前記第1貫通孔の他部である第1−2貫通孔において前記第1電極を覆うように配置された第1絶縁層と、
前記第2導電型半導体層の下に配置された前記第1絶縁層を貫通する第2貫通孔を介して前記第2電極に接続され、前記第1パッドと電気的に離隔した第2パッドと、を含み、
前記第2パッドは、前記第1−2貫通孔に位置した前記第1絶縁層と前記発光構造物の厚さ方向に重ならずに配置された、発光素子パッケージ。 - 前記第1電極は、平面視でストリップ(strip)形状を有する、請求項1に記載の発光素子パッケージ。
- 前記第2パッドは、前記第1−2貫通孔の周辺において前記第1電極の長手方向に形成された少なくとも1つのスリットを含む、請求項2に記載の発光素子パッケージ。
- 前記発光素子パッケージは、
前記第1及び第2パッドとそれぞれ接続された第1及び第2ソルダ部と、
前記第1及び第2ソルダ部にそれぞれ接続された第1及び第2リードフレームと、をさらに含む、請求項3に記載の発光素子パッケージ。 - 前記第2ソルダ部は、
前記第1−2貫通孔に少なくとも一部を埋め込んで配置されるか、または
前記第1−2貫通孔に埋め込まれずに前記第2パッドの下に配置された、請求項4に記載の発光素子パッケージ。 - 前記第2貫通孔は、前記第1電極の長手方向と垂直な方向に前記第1電極の間に配置された平面形状を有する、請求項1乃至5のいずれか一項に記載の発光素子パッケージ。
- 前記第1導電型半導体層はn型半導体層であり、前記第2導電型半導体層はp型半導体層である、請求項1乃至6のいずれか一項に記載の発光素子パッケージ。
- 前記少なくとも1つのスリットの幅は、前記第1電極の幅以上である、請求項3乃至7のいずれか一項に記載の発光素子パッケージ。
- 前記第2パッドは、平面視で、前記第1電極とギャップを置いて離隔した、請求項1乃至8のいずれか一項に記載の発光素子パッケージ。
- 前記ギャップは、
前記第1電極の長手方向に沿って形成された第1ギャップと、
前記第1電極の幅方向に沿って形成された第2ギャップと、を含む、請求項9に記載の発光素子パッケージ。 - 前記第2パッドの下部面は平坦である、請求項1乃至10のいずれか一項に記載の発光素子パッケージ。
- 前記第2電極は光反射層を含む、請求項1乃至11のいずれか一項に記載の発光素子パッケージ。
- 前記第2パッドは、前記第1−2貫通孔に埋め込まれずに前記第1−2貫通孔の周辺に配置された、請求項1乃至12のいずれか一項に記載の発光素子パッケージ。
- 前記第2パッドは、
前記基板と対面する上部面と、
前記上部面の反対側の面であって、平坦な断面形状を有する下部面と、を含む、請求項1乃至13のいずれか一項に記載の発光素子パッケージ。 - 前記第1電極はストリップ形状を有し、
前記第1電極の前記ストリップ形状の数と前記スリットの数とは同一である、請求項3乃至14のいずれか一項に記載の発光素子パッケージ。 - 前記第1及び第2ギャップのそれぞれは、5μm〜20μmである、請求項10乃至15のいずれか一項に記載の発光素子パッケージ。
- 前記第1導電型半導体層の下部面と前記第1電極の下部面は段差をもって形成された、請求項1乃至15のいずれか一項に記載の発光素子パッケージ。
- 前記第2ソルダ部は、前記第1絶縁層によって前記第1電極と電気的に離隔して配置された、請求項5及び6乃至17のいずれか一項に記載の発光素子パッケージ。
- 前記第1及び第2パッドのそれぞれは、楕円形または多角形の平面形状を有する、請求項1乃至18のいずれか一項に記載の発光素子パッケージ。
- 請求項1乃至19のいずれか一項に記載の発光素子パッケージを含む、照明装置。
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KR1020140140871A KR101888608B1 (ko) | 2014-10-17 | 2014-10-17 | 발광 소자 패키지 및 조명 장치 |
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EP (2) | EP3010049B1 (ja) |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US10164153B2 (en) | 2016-12-26 | 2018-12-25 | Nichia Corporation | Light-emitting element |
JP2021027073A (ja) * | 2019-07-31 | 2021-02-22 | 日亜化学工業株式会社 | 発光装置 |
US11024770B2 (en) | 2017-09-25 | 2021-06-01 | Nichia Corporation | Light emitting element and light emitting device |
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KR101888608B1 (ko) | 2018-09-20 |
US20180254396A1 (en) | 2018-09-06 |
US20160111614A1 (en) | 2016-04-21 |
CN105529387B (zh) | 2019-06-18 |
US9735328B2 (en) | 2017-08-15 |
CN110246949A (zh) | 2019-09-17 |
EP3582272A1 (en) | 2019-12-18 |
US20170317253A1 (en) | 2017-11-02 |
US10224471B2 (en) | 2019-03-05 |
CN105529387A (zh) | 2016-04-27 |
JP6783048B2 (ja) | 2020-11-11 |
EP3010049A1 (en) | 2016-04-20 |
KR20160045397A (ko) | 2016-04-27 |
US9991433B2 (en) | 2018-06-05 |
US10475978B2 (en) | 2019-11-12 |
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US20190148612A1 (en) | 2019-05-16 |
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