KR20170004476A - 자외선 발광소자 및 발광소자 패키지 - Google Patents
자외선 발광소자 및 발광소자 패키지 Download PDFInfo
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- KR20170004476A KR20170004476A KR1020150094869A KR20150094869A KR20170004476A KR 20170004476 A KR20170004476 A KR 20170004476A KR 1020150094869 A KR1020150094869 A KR 1020150094869A KR 20150094869 A KR20150094869 A KR 20150094869A KR 20170004476 A KR20170004476 A KR 20170004476A
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- semiconductor layer
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- light emitting
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- 239000004065 semiconductor Substances 0.000 claims abstract description 183
- 229910002704 AlGaN Inorganic materials 0.000 claims abstract description 117
- 238000005530 etching Methods 0.000 claims abstract description 30
- 230000004888 barrier function Effects 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 abstract description 23
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 282
- 239000000463 material Substances 0.000 description 19
- 150000004767 nitrides Chemical class 0.000 description 17
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 15
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 14
- 238000000605 extraction Methods 0.000 description 12
- 239000000758 substrate Substances 0.000 description 12
- 150000001875 compounds Chemical class 0.000 description 11
- 239000002019 doping agent Substances 0.000 description 11
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 229910052759 nickel Inorganic materials 0.000 description 10
- 239000010931 gold Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- SKRWFPLZQAAQSU-UHFFFAOYSA-N stibanylidynetin;hydrate Chemical compound O.[Sn].[Sb] SKRWFPLZQAAQSU-UHFFFAOYSA-N 0.000 description 7
- 239000011787 zinc oxide Substances 0.000 description 7
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 6
- 230000007547 defect Effects 0.000 description 6
- 229910052737 gold Inorganic materials 0.000 description 6
- 229910000980 Aluminium gallium arsenide Inorganic materials 0.000 description 5
- 229910045601 alloy Inorganic materials 0.000 description 5
- 239000000956 alloy Substances 0.000 description 5
- 229910052732 germanium Inorganic materials 0.000 description 5
- 229910052710 silicon Inorganic materials 0.000 description 5
- 229910052709 silver Inorganic materials 0.000 description 5
- 229910019897 RuOx Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910052733 gallium Inorganic materials 0.000 description 4
- 229910052735 hafnium Inorganic materials 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 229910052741 iridium Inorganic materials 0.000 description 4
- 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 4
- 229910052763 palladium Inorganic materials 0.000 description 4
- 229910052718 tin Inorganic materials 0.000 description 4
- 239000011135 tin Substances 0.000 description 4
- 229910052725 zinc Inorganic materials 0.000 description 4
- 239000011701 zinc Substances 0.000 description 4
- GYHNNYVSQQEPJS-UHFFFAOYSA-N Gallium Chemical compound [Ga] GYHNNYVSQQEPJS-UHFFFAOYSA-N 0.000 description 3
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 229910001092 metal group alloy Inorganic materials 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 229910052711 selenium Inorganic materials 0.000 description 3
- 229910052714 tellurium Inorganic materials 0.000 description 3
- 229910052719 titanium Inorganic materials 0.000 description 3
- 239000010936 titanium Substances 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
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 2
- 229910005540 GaP Inorganic materials 0.000 description 2
- 229910000530 Gallium indium arsenide Inorganic materials 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 2
- DZLPZFLXRVRDAE-UHFFFAOYSA-N [O--].[O--].[O--].[O--].[Al+3].[Zn++].[In+3] Chemical compound [O--].[O--].[O--].[O--].[Al+3].[Zn++].[In+3] DZLPZFLXRVRDAE-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910052788 barium Inorganic materials 0.000 description 2
- 229910052791 calcium Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 229910052738 indium Inorganic materials 0.000 description 2
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 229910052749 magnesium Inorganic materials 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910003465 moissanite Inorganic materials 0.000 description 2
- GNRSAWUEBMWBQH-UHFFFAOYSA-N nickel(II) oxide Inorganic materials [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 239000002096 quantum dot Substances 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 229910052703 rhodium Inorganic materials 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 230000001954 sterilising effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- 229910005191 Ga 2 O 3 Inorganic materials 0.000 description 1
- 229910002601 GaN Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004205 SiNX Inorganic materials 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- KKEYTLVFLSCKDE-UHFFFAOYSA-N [Sn+2]=O.[O-2].[Zn+2].[O-2] Chemical compound [Sn+2]=O.[O-2].[Zn+2].[O-2] KKEYTLVFLSCKDE-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- SBYXRAKIOMOBFF-UHFFFAOYSA-N copper tungsten Chemical compound [Cu].[W] SBYXRAKIOMOBFF-UHFFFAOYSA-N 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- ALKZAGKDWUSJED-UHFFFAOYSA-N dinuclear copper ion Chemical compound [Cu].[Cu] ALKZAGKDWUSJED-UHFFFAOYSA-N 0.000 description 1
- QUCZBHXJAUTYHE-UHFFFAOYSA-N gold Chemical compound [Au].[Au] QUCZBHXJAUTYHE-UHFFFAOYSA-N 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- HRHKULZDDYWVBE-UHFFFAOYSA-N indium;oxozinc;tin Chemical compound [In].[Sn].[Zn]=O HRHKULZDDYWVBE-UHFFFAOYSA-N 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- 235000012431 wafers Nutrition 0.000 description 1
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Classifications
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- H01L33/22—
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- H01L33/007—
-
- H01L33/20—
-
- H01L33/32—
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1204—Optical Diode
- H01L2924/12041—LED
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Abstract
실시 예에 따른 자외선 발광소자는 광 추출 구조를 갖는 제1 도전형 제1 반도체층과, 제1 도전형 제1 반도체층 상에 배치된 에칭 차단층과, 에칭 차단층 상에 배치된 제1 도전형 제2 반도체층과, 제1 도전형 제2 반도체층 상에 위치한 활성층, 및 활성층 상에 위치한 제2 도전형 반도체층을 포함하고, 에칭 차단층은 AlN 및 제1 도전형 제3 반도체층이 적어도 5 페어 이상 교번되고, 제1 도전형 제1 반도체층, 제1 도전형 제2 반도체층 및 제1 도전형 제3 반도체층은 제1 도전형 AlGaN 계열 반도체층일 수 있다.
Description
도 2는 도 1의 에칭 차단층을 도시한 단면도이다.
도 3 내지 도 7은 실시 예에 따른 자외선 발광소자의 제조방법을 도시한 단면도이다.
도 8은 실시 예의 자외선 발광소자의 사진이다.
도 9 및 도 10은 다른 실시 예에 따른 자외선 발광소자를 도시한 단면도이다.
도 11은 실시 예에 따른 발광소자 패키지를 도시한 단면도이다.
118b: 제1 언도프트 AlGaN 계열 제3 반도체층
Claims (5)
- 광 추출 구조를 갖는 제1 도전형 제1 반도체층;
상기 제1 도전형 제1 반도체층 상에 배치된 에칭 차단층;
상기 에칭 차단층 상에 배치된 제1 도전형 제2 반도체층;
상기 제1 도전형 제2 반도체층 상에 위치한 활성층; 및
상기 활성층 상에 위치한 제2 도전형 반도체층을 포함하고,
상기 에칭 차단층은 AlN 및 제1 도전형 제3 반도체층이 적어도 5 페어 이상 교번되고,
상기 제1 도전형 제1 반도체층, 상기 제1 도전형 제2 반도체층, 및 상기 제1 도전형 제3 반도체층은 제1 도전형 AlGaN 계열 반도체층인 자외선 발광소자. - 제1 항에 있어서,
상기 에칭 차단층은 상기 AlN 및 제1 도전형 제3 반도체층이 5 페어 내지 15 페어 교번되는 자외선 발광소자. - 제1 항에 있어서,
상기 AlN의 두께는 0.5㎚ 내지 3㎚인 자외선 발광소자. - 제1 항에 있어서,
상기 제1 도전형 제3 반도체층의 두께는 1㎚ 내지 5㎚인 자외선 발광소자. - 제1 항 내지 제4 항 중 어느 하나의 자외선 발광소자를 포함하는 발광소자 패키지.
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KR1020150094869A KR102356232B1 (ko) | 2015-07-02 | 2015-07-02 | 자외선 발광소자 및 발광소자 패키지 |
US15/579,800 US10243103B2 (en) | 2015-06-25 | 2016-06-24 | Ultraviolet light emitting diode, light emitting diode package, and lighting device |
PCT/KR2016/006734 WO2016209015A1 (ko) | 2015-06-25 | 2016-06-24 | 자외선 발광소자, 발광소자 패키지 및 조명장치 |
CN201680037177.6A CN107810563B (zh) | 2015-06-25 | 2016-06-24 | 紫外光发光二极管、发光二极管封装及照明装置 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110854154A (zh) * | 2019-11-18 | 2020-02-28 | 佛山市国星半导体技术有限公司 | 一种硅基微型led芯片及其制作方法 |
US10794337B2 (en) | 2018-12-06 | 2020-10-06 | Hyundai Motor Company | EGR cooler |
Citations (1)
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JP2013021296A (ja) * | 2011-07-08 | 2013-01-31 | Lg Innotek Co Ltd | 発光素子、発光素子パッケージおよびこれを含む照明システム |
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JP2013021296A (ja) * | 2011-07-08 | 2013-01-31 | Lg Innotek Co Ltd | 発光素子、発光素子パッケージおよびこれを含む照明システム |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10794337B2 (en) | 2018-12-06 | 2020-10-06 | Hyundai Motor Company | EGR cooler |
CN110854154A (zh) * | 2019-11-18 | 2020-02-28 | 佛山市国星半导体技术有限公司 | 一种硅基微型led芯片及其制作方法 |
CN110854154B (zh) * | 2019-11-18 | 2024-04-30 | 佛山市国星半导体技术有限公司 | 一种硅基微型led芯片及其制作方法 |
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