KR102075585B1 - 발광소자 및 조명시스템 - Google Patents
발광소자 및 조명시스템 Download PDFInfo
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- KR102075585B1 KR102075585B1 KR1020130068239A KR20130068239A KR102075585B1 KR 102075585 B1 KR102075585 B1 KR 102075585B1 KR 1020130068239 A KR1020130068239 A KR 1020130068239A KR 20130068239 A KR20130068239 A KR 20130068239A KR 102075585 B1 KR102075585 B1 KR 102075585B1
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- 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 6
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- 239000011701 zinc Substances 0.000 description 4
- 229960001296 zinc oxide Drugs 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
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- 229910001218 Gallium arsenide Inorganic materials 0.000 description 2
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- 229910001887 tin oxide Inorganic materials 0.000 description 2
- YVTHLONGBIQYBO-UHFFFAOYSA-N zinc indium(3+) oxygen(2-) Chemical compound [O--].[Zn++].[In+3] YVTHLONGBIQYBO-UHFFFAOYSA-N 0.000 description 2
- 229910017944 Ag—Cu Inorganic materials 0.000 description 1
- 229910017083 AlN Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910002668 Pd-Cu Inorganic materials 0.000 description 1
- 229910019897 RuOx Inorganic materials 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- RNQKDQAVIXDKAG-UHFFFAOYSA-N aluminum gallium Chemical compound [Al].[Ga] RNQKDQAVIXDKAG-UHFFFAOYSA-N 0.000 description 1
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- YZZNJYQZJKSEER-UHFFFAOYSA-N gallium tin Chemical compound [Ga].[Sn] YZZNJYQZJKSEER-UHFFFAOYSA-N 0.000 description 1
- 229910052735 hafnium Inorganic materials 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009616 inductively coupled plasma Methods 0.000 description 1
- 229910052741 iridium Inorganic materials 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 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 1
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- 229910052749 magnesium Inorganic materials 0.000 description 1
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- ORQBXQOJMQIAOY-UHFFFAOYSA-N nobelium Chemical compound [No] ORQBXQOJMQIAOY-UHFFFAOYSA-N 0.000 description 1
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- 239000010703 silicon Substances 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
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- 229910052714 tellurium Inorganic materials 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/481—Disposition
- H01L2224/48151—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive
- H01L2224/48221—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked
- H01L2224/48245—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic
- H01L2224/48247—Connecting between a semiconductor or solid-state body and an item not being a semiconductor or solid-state body, e.g. chip-to-substrate, chip-to-passive the body and the item being stacked the item being metallic connecting the wire to a bond pad of the item
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- Led Device Packages (AREA)
- Led Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
실시예에 따른 발광소자는 지지기판(70); 상기 지지기판(70) 상에 발광구조물(10); 상기 발광구조물(10)의 측면과 상면을 감싸도록 배치되며, 측면의 두께와 상부의 두께가 각각 균일한 형광체층(95); 상기 형광체층(95) 상에 투광성 캡층(92);을 포함할 수 있다.
Description
도 2 내지 도 8은 실시예에 따른 발광소자의 제조방법 공정 단면도.
도 9a는 제2 실시예에 따른 발광소자의 단면도.
도 9b는 제2 실시예에 따른 발광소자의 부분 단면도.
도 10a은 제3 실시예에 따른 발광소자의 단면도.
도 10b는 제3 실시예에 따른 발광소자의 부분 단면도.
도 11은 제4 실시예에 따른 발광소자의 단면도.
도 12는 실시예에 따른 발광소자 패키지의 단면도.
도 13은 실시예에 따른 조명장치의 분해 사시도.
형광체층(95), 투광성 캡층(92)
Claims (9)
- 지지기판;
상기 지지기판 상에 발광구조물;
상기 발광구조물의 측면과 상면을 감싸도록 배치되며, 측면의 두께와 상부의 두께가 각각 균일한 형광체층;
상기 형광체층 상에 투광성 캡층;을 포함하고,
상기 투광성 캡층은, 상기 형광체층의 측면 및 상면을 감싸며 상기 형광체의 측면 및 상면과 직접 접촉하고,
상기 형광체층의 상부 두께는 상기 투광성 캡층의 상부 두께보다 두껍고,
상기 형광체층의 측부의 수직 두께는, 상기 형광체층의 상부 두께 및 상기 투광성 캡층의 상부 두께보다 얇고,
상기 형광체층과 상기 발광구조물 사이에 배치되는 투광성 페이스트를 더 포함하고,
상기 투광성 페이스트는 상기 발광구조물, 상기 형광체층 및 상기 투광성 캡층과 직접 접촉하고,
상기 형광체층은 상기 투광성 페이스트에 의해 상기 발광구조물과 이격되는 발광소자. - 제1 항에 있어서,
상기 형광체층의 상부 두께는 60 ㎛ 내지 80㎛이며,
상기 형광체층의 균일한 두께는 형광체층의 상부의 두께를 기준으로 두께 단차가 ±2㎛ 범위인 발광소자. - 제1 항에 있어서,
상기 형광체층의 측부의 수직 두께는 5 ㎛ 내지 10 ㎛인 발광소자. - 제1 항에 있어서,
상기 발광구조물은, 제1 도전형 반도체층; 상기 제1 도전형 반도체층 아래의 활성층; 상기 활성층 아래의 제2 도전형 반도체층을 포함하고,
상기 지지기판 및 상기 발광구조물 사이에 배치되는 반사층; 및
상기 발광구조물 및 상기 반사층 사이에 배치되는 오믹접촉층을 포함하고,
상기 반사층은 상기 제2 도전형 반도체층과 전기적으로 연결되고,
상기 오믹접촉층은 상기 발광구조물과 오믹 접촉되는 영역을 포함하는 발광소자. - 제1 항에 있어서,
상기 지지기판 및 상기 발광 구조물 사이에는 채널층이 배치되고,
상기 형광체층 및 상기 투광성 캡층은 상기 채널층의 상면과 접촉하는 발광소자. - 제1 항에 있어서,
상기 투광성 캡층은 상기 발광 구조물과 대면하는 면에 형성되는 트렌치를 포함하고,
상기 형광체층은,
상기 투광성 캡층의 트렌치 내에 상기 형광체층의 물질을 설정된 양을 채우고, 상기 형광체층의 물질이 담긴 상기 투광성 캡층을 상기 발광구조물 상에 압착한 후 큐어링하여 형성되고,
상기 설정된 양은 상기 트렌치의 용량보다 작은 발광소자. - 삭제
- 삭제
- 삭제
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KR20140145741A KR20140145741A (ko) | 2014-12-24 |
KR102075585B1 true KR102075585B1 (ko) | 2020-02-11 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005123560A (ja) | 2003-09-25 | 2005-05-12 | Nichia Chem Ind Ltd | 発光装置およびその形成方法 |
JP2007235103A (ja) | 2006-01-31 | 2007-09-13 | Sanyo Electric Co Ltd | 半導体発光装置 |
JP2008066365A (ja) * | 2006-09-05 | 2008-03-21 | Nichia Chem Ind Ltd | 発光装置の形成方法 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005123560A (ja) | 2003-09-25 | 2005-05-12 | Nichia Chem Ind Ltd | 発光装置およびその形成方法 |
JP2007235103A (ja) | 2006-01-31 | 2007-09-13 | Sanyo Electric Co Ltd | 半導体発光装置 |
JP2008066365A (ja) * | 2006-09-05 | 2008-03-21 | Nichia Chem Ind Ltd | 発光装置の形成方法 |
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