JPWO2013061511A1 - 発光装置 - Google Patents
発光装置 Download PDFInfo
- Publication number
- JPWO2013061511A1 JPWO2013061511A1 JP2013540623A JP2013540623A JPWO2013061511A1 JP WO2013061511 A1 JPWO2013061511 A1 JP WO2013061511A1 JP 2013540623 A JP2013540623 A JP 2013540623A JP 2013540623 A JP2013540623 A JP 2013540623A JP WO2013061511 A1 JPWO2013061511 A1 JP WO2013061511A1
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- emitting device
- wavelength conversion
- conversion layer
- light
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
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- 229910007709 ZnTe Inorganic materials 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- 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
- H01L33/50—Wavelength conversion elements
- H01L33/507—Wavelength conversion elements the elements being in intimate contact with parts other than the semiconductor body or integrated with parts other than the semiconductor body
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K2/00—Non-electric light sources using luminescence; Light sources using electrochemiluminescence
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- H01L24/97—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips the devices being connected to a common substrate, e.g. interposer, said common substrate being separable into individual assemblies after connecting
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- H01L2224/31—Structure, shape, material or disposition of the layer connectors after the connecting process
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- H01L2224/321—Disposition
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- H01L2224/45144—Gold (Au) as principal constituent
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- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
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- 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
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- H01L2224/48227—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 non-metallic, e.g. insulating substrate with or without metallisation connecting the wire to a bond pad of the item
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- H01L2224/73203—Bump and layer connectors
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Abstract
Description
図1(a)は、本発明の第一の実施形態の発光装置を示す断面図である。
図4は、本発明の第二の実施形態の発光装置を示す断面図である。
図6(a)は本発明の第三の実施形態における発光装置を示す断面図である。
図8は本発明の第四の実施形態における発光装置を示す断面図である。第四の実施形態は第三の実施形態の更に面積的に小型化できるものである。第3の透光部材9と発光素子1の平面的な大きさがほぼ同じであることが特徴である。このような発光装置の形態はCSP(チップ・サイズ・パッケージ)と呼ばれる。
2 凹部
3 枠体
4 逃がし孔
5 第1の端子
6 第1の透光部材
7 切り欠き部
8 バリア層
9 第3の透光部材
10 透光配線基板
11 放熱配線パターン部
12 貫通孔
13 突起電極接続部
14 Out−IN接続部
15 透明アンダーフィル
16 実装基板
18 放熱板
19 放熱材料
20 波長変換層
21 ダイボンド材
22 電極
23 端子
24 配線
25 放熱パターン
26 第1のブレード
27 第2のブレード
28 第3のブレード
29 第2の端子
30 レーザービーム
31 ダレ面
32 配線
33 実装基板の配線
34 接続部材
35 突起電極
36 接着材
37 スリット
38 分離ライン
39 第2の透光部材
40 透光母材
41 素子搭載領域
Claims (15)
- 発光素子と波長変換層とを備えた発光装置であって、
透光母材と前記透光母材上に配置された前記波長変換層とからなる透光部材を備え、
前記波長変換層は前記発光素子には接触しておらず、前記発光装置内に封入されていることを特徴とする発光装置。 - 前記波長変換層は半導体微粒子蛍光体を含むことを特徴とする請求項1に記載の発光装置。
- 凹部を有する枠体をさらに備え、
前記発光素子は前記凹部に搭載され、
前記透光部材は前記凹部を覆うように、前記枠体上に搭載されていることを特徴とする請求項1または2に記載の発光装置。 - 前記波長変換層は、前記枠体の上面と接していることを特徴とする請求項3に記載の発光装置。
- 前記透光部材は、前記枠体と接着材により接着され、
前記波長変換層の側面は、前記接着材により覆われていることを特徴とする請求項3または4に記載の発光装置。 - 前記透光母材の端部には、切り欠き部が設けられていることを特徴とする請求項5に記載の発光装置。
- 前記切り欠き部には前記接着材が充填されていることを特徴とする請求項6に記載の発光装置。
- 前記凹部内には、酸素以外の気体が充填されていることを特徴とする請求項3から7のいずれか1項に記載の発光装置。
- 前記透光部材はバリア層を含み、前記バリア層は、前記波長変換層を挟んで前記透光母材と反対側に形成されていることを特徴とする請求項1または2に記載の発光装置。
- 前記波長変換層は、前記透光母材及びバリア層によって密閉されていることを特徴とする請求項9に記載の発光装置。
- 前記透光母材は透光な配線基板であって、
前記透光母材上に配置された配線に前記発光素子が電気的に接続されたことを特徴とする請求項10に記載の発光装置。 - 前記透光母材には貫通孔が設けられ、
前記貫通孔には前記波長変換層が充填され、
前記透光母材上に前記貫通孔を覆うように放熱パターンが配置されていることを特徴とする請求項10に記載の発光装置。 - 前記発光素子は前記透光部材と接着され、
前記発光素子の側面と前記透光部材の側面は面一であることを特徴とする請求項10の発光装置。 - 前記発光素子には放熱パターンが形成されていることを特徴とする請求項13に記載の発光装置。
- 前記波長変換層の側面は、硬質化層となっていることを特徴とする請求項9から14のいずれかに記載の発光装置。
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JP2012138454A (ja) * | 2010-12-27 | 2012-07-19 | Citizen Holdings Co Ltd | 半導体発光装置及びその製造方法 |
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US20140226308A1 (en) | 2014-08-14 |
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