JP5245614B2 - 発光装置 - Google Patents
発光装置 Download PDFInfo
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- JP5245614B2 JP5245614B2 JP2008194903A JP2008194903A JP5245614B2 JP 5245614 B2 JP5245614 B2 JP 5245614B2 JP 2008194903 A JP2008194903 A JP 2008194903A JP 2008194903 A JP2008194903 A JP 2008194903A JP 5245614 B2 JP5245614 B2 JP 5245614B2
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- Prior art keywords
- filler
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- light emitting
- emitting device
- light
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- 239000003566 sealing material Substances 0.000 claims description 78
- 239000000945 filler Substances 0.000 claims description 77
- 239000002245 particle Substances 0.000 claims description 29
- 229920001296 polysiloxane Polymers 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 230000004888 barrier function Effects 0.000 claims description 7
- 239000002562 thickening agent Substances 0.000 claims description 3
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 13
- 229920005989 resin Polymers 0.000 description 9
- 239000011347 resin Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 229920000106 Liquid crystal polymer Polymers 0.000 description 2
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 2
- 239000004734 Polyphenylene sulfide Substances 0.000 description 2
- 239000004954 Polyphthalamide Substances 0.000 description 2
- 229920010524 Syndiotactic polystyrene Polymers 0.000 description 2
- JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920000069 polyphenylene sulfide Polymers 0.000 description 2
- 229920006375 polyphtalamide Polymers 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 229910019901 yttrium aluminum garnet Inorganic materials 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004382 potting Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- SBIBMFFZSBJNJF-UHFFFAOYSA-N selenium;zinc Chemical compound [Se]=[Zn] SBIBMFFZSBJNJF-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000000454 talc Substances 0.000 description 1
- 229910052623 talc Inorganic materials 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 238000001721 transfer moulding Methods 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Images
Classifications
-
- 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
- H10H20/852—Encapsulations
- H10H20/854—Encapsulations characterised by their material, e.g. epoxy or silicone resins
-
- 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
- H01L2224/02—Bonding areas; Manufacturing methods related thereto
- H01L2224/04—Structure, shape, material or disposition of the bonding areas prior to the connecting process
- H01L2224/04042—Bonding areas specifically adapted for wire connectors, e.g. wirebond pads
-
- 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
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
- H01L2224/161—Disposition
- H01L2224/16151—Disposition the bump connector 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
- H01L2224/16221—Disposition the bump connector 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
- H01L2224/16245—Disposition the bump connector 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
-
- 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
- H01L2224/49—Structure, shape, material or disposition of the wire connectors after the connecting process of a plurality of wire connectors
- H01L2224/491—Disposition
- H01L2224/49105—Connecting at different heights
- H01L2224/49107—Connecting at different heights on the semiconductor or solid-state body
-
- 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
- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
- H01L2224/732—Location after the connecting process
- H01L2224/73201—Location after the connecting process on the same surface
- H01L2224/73203—Bump and layer connectors
- H01L2224/73204—Bump and layer connectors the bump connector being embedded into the layer connector
-
- 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
- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
- H01L2224/732—Location after the connecting process
- H01L2224/73251—Location after the connecting process on different surfaces
- H01L2224/73265—Layer and wire connectors
-
- 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
- H10H20/882—Scattering means
Landscapes
- Led Device Packages (AREA)
Description
図2に示すように、封止材16は、凹部13内に充填され、LEDチップ11、ツェナーダイオード19及び各ワイヤ17,18,20を封止している。本実施形態においては、封止材16は、エポキシ系の樹脂に比して、熱、光等による黄変が生じ難いエラストマ型のシリコーン系の樹脂からなる。封止材16は、各ワイヤ17,18,20への応力を考慮すると、ショア硬度Aが60以下のものが好ましく、ショア硬度Aが50未満のものがより好ましい。
11 LEDチップ
11a 一方の電極
11b 他方の電極
11c ダイボンドペースト
12 ケース
12a リフレクタ部
13 凹部
14 第1リード
15 第2リード
16 封止材
17 第1ワイヤ
18 第2ワイヤ
19 ツェナーダイオード
19a 電極
20 第3ワイヤ
21 第1フィラー
22 第2フィラー
23 第3フィラー
24 蛍光体
25 封止材
101 発光装置
201 発光装置
Claims (6)
- 青色光を発する発光素子と、
前記発光素子を封止するショア硬度Aが60以下の封止材と、
前記封止材に10〜20重量%の割合で含有される第1フィラーと、
前記封止材に5〜20重量%の割合で含有され、前記第1フィラーよりも粒径の小さな第2フィラーと、を備え、
前記第1フィラーは、平均粒径(d50)が10〜30μmであり、
前記第2フィラーは、平均粒径(d50)が0.1〜1.0μmであり、
前記第1フィラー及び前記第2フィラーは、前記封止材の強度向上に寄与し、
前記第2フィラーは、前記封止材のガスバリア性を向上させる発光装置。 - 前記第1フィラー及び前記第2フィラーは、SiO2からなり、
前記封止材は、シリコーンからなる請求項1に記載の発光装置。 - 前記封止材に0.5〜2.0重量%の割合で含有され、前記第2フィラーよりも粒径の小さな第3フィラーを備え、
前記第3フィラーは、平均粒径(d50)が0.01〜0.04μmであって前記封止材のガスバリア性と粘度を向上させる請求項2に記載の発光装置。 - 前記第3フィラーは、増粘剤である請求項3に記載の発光装置。
- 前記封止材に含有される蛍光体を備えた請求項4に記載の発光装置。
- 前記第1フィラーの平均粒径は、前記発光素子のピーク波長よりも大きく、
前記第2フィラーの平均粒径は、前記発光素子のピーク波長よりも小さい請求項5に記載の発光装置。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008194903A JP5245614B2 (ja) | 2008-07-29 | 2008-07-29 | 発光装置 |
US12/458,827 US8242524B2 (en) | 2008-07-29 | 2009-07-23 | Light emitting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008194903A JP5245614B2 (ja) | 2008-07-29 | 2008-07-29 | 発光装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2010034292A JP2010034292A (ja) | 2010-02-12 |
JP5245614B2 true JP5245614B2 (ja) | 2013-07-24 |
Family
ID=41607414
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008194903A Expired - Fee Related JP5245614B2 (ja) | 2008-07-29 | 2008-07-29 | 発光装置 |
Country Status (2)
Country | Link |
---|---|
US (1) | US8242524B2 (ja) |
JP (1) | JP5245614B2 (ja) |
Families Citing this family (33)
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US10008637B2 (en) | 2011-12-06 | 2018-06-26 | Cree, Inc. | Light emitter devices and methods with reduced dimensions and improved light output |
DE102010034915A1 (de) * | 2010-08-20 | 2012-02-23 | Osram Opto Semiconductors Gmbh | Optoelektronisches Halbleiterbauteil und Streukörper |
DE102010034913B4 (de) | 2010-08-20 | 2023-03-30 | OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung | Strahlung emittierendes Bauelement und Verfahren zur Herstellung des Strahlung emittierenden Bauelements |
JP2012049348A (ja) * | 2010-08-27 | 2012-03-08 | Sharp Corp | 発光装置 |
JP5767062B2 (ja) * | 2010-09-30 | 2015-08-19 | 日東電工株式会社 | 発光ダイオード封止材、および、発光ダイオード装置の製造方法 |
JP2012089750A (ja) * | 2010-10-21 | 2012-05-10 | Hitachi Chem Co Ltd | 半導体封止充てん用熱硬化性樹脂組成物及び半導体装置 |
US20120236529A1 (en) * | 2011-03-15 | 2012-09-20 | Avago Technologies Ecbu Ip(Singapore) Pte. Ltd. | Method And Apparatus For A Light Source |
US20120235188A1 (en) * | 2011-03-15 | 2012-09-20 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Method and Apparatus for a Flat Top Light Source |
US9041046B2 (en) | 2011-03-15 | 2015-05-26 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Method and apparatus for a light source |
TW201240161A (en) * | 2011-03-17 | 2012-10-01 | Lextar Electronics Corp | Light emiting diode package structure and manufacturing method thereof |
KR20120131712A (ko) * | 2011-05-26 | 2012-12-05 | 엘지이노텍 주식회사 | 발광소자 패키지 |
DE102011105010A1 (de) * | 2011-06-20 | 2012-12-20 | Osram Opto Semiconductors Gmbh | Optoelektronisches Halbleiterbauelement und Verfahren zu dessen Herstellung |
US10490712B2 (en) | 2011-07-21 | 2019-11-26 | Cree, Inc. | Light emitter device packages, components, and methods for improved chemical resistance and related methods |
US10211380B2 (en) | 2011-07-21 | 2019-02-19 | Cree, Inc. | Light emitting devices and components having improved chemical resistance and related methods |
US10686107B2 (en) | 2011-07-21 | 2020-06-16 | Cree, Inc. | Light emitter devices and components with improved chemical resistance and related methods |
DE102011085645B4 (de) * | 2011-11-03 | 2014-06-26 | Osram Gmbh | Leuchtdiodenmodul und Verfahren zum Betreiben eines Leuchtdiodenmoduls |
US9496466B2 (en) | 2011-12-06 | 2016-11-15 | Cree, Inc. | Light emitter devices and methods, utilizing light emitting diodes (LEDs), for improved light extraction |
US9784843B2 (en) * | 2012-01-17 | 2017-10-10 | Limn Tech LLC | Enhanced roadway mark locator, inspection apparatus, and marker |
JP5978631B2 (ja) * | 2012-01-26 | 2016-08-24 | 日亜化学工業株式会社 | 発光装置 |
JP2013179271A (ja) * | 2012-01-31 | 2013-09-09 | Rohm Co Ltd | 発光装置および発光装置の製造方法 |
US9343441B2 (en) | 2012-02-13 | 2016-05-17 | Cree, Inc. | Light emitter devices having improved light output and related methods |
US9240530B2 (en) * | 2012-02-13 | 2016-01-19 | Cree, Inc. | Light emitter devices having improved chemical and physical resistance and related methods |
JP5949180B2 (ja) * | 2012-06-04 | 2016-07-06 | 豊田合成株式会社 | 発光装置の製造方法 |
US8890196B2 (en) * | 2013-03-14 | 2014-11-18 | Goldeneye, Inc. | Lightweight self-cooling light sources |
KR102410527B1 (ko) * | 2014-12-19 | 2022-06-20 | 삼성디스플레이 주식회사 | 표시 장치 및 이의 제조 방법 |
JP6615557B2 (ja) * | 2015-09-30 | 2019-12-04 | 日亜化学工業株式会社 | 発光装置及びその製造方法 |
JP6459880B2 (ja) | 2015-09-30 | 2019-01-30 | 日亜化学工業株式会社 | 発光装置及びその製造方法 |
CN105402630B (zh) * | 2015-12-15 | 2018-01-23 | 广东晶科电子股份有限公司 | 一种led模组光源 |
JP6387973B2 (ja) | 2016-01-27 | 2018-09-12 | 日亜化学工業株式会社 | 発光装置 |
JP6508131B2 (ja) | 2016-05-31 | 2019-05-08 | 日亜化学工業株式会社 | 発光装置 |
DE102017130476A1 (de) * | 2017-12-19 | 2019-06-19 | Osram Opto Semiconductors Gmbh | Optoelektronisches bauelement und verfahren zum herstellen eines optoelektronischen bauelements |
TWI648878B (zh) * | 2018-05-15 | 2019-01-21 | 東貝光電科技股份有限公司 | Led發光源、led發光源之製造方法及其直下式顯示器 |
KR20200119444A (ko) * | 2019-04-09 | 2020-10-20 | 삼성디스플레이 주식회사 | 표시장치 및 이의 제조 방법 |
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JP2003163078A (ja) * | 2001-11-28 | 2003-06-06 | Hitachi Ltd | 表示装置 |
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JP5141107B2 (ja) * | 2006-06-27 | 2013-02-13 | 三菱化学株式会社 | 照明装置 |
WO2008001799A1 (fr) | 2006-06-27 | 2008-01-03 | Mitsubishi Chemical Corporation | Dispositif d'éclairage |
CN101657866B (zh) * | 2007-04-17 | 2013-01-09 | 株式会社东芝 | 电感元件及其制造方法、以及使用该元件的开关电源 |
-
2008
- 2008-07-29 JP JP2008194903A patent/JP5245614B2/ja not_active Expired - Fee Related
-
2009
- 2009-07-23 US US12/458,827 patent/US8242524B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2010034292A (ja) | 2010-02-12 |
US8242524B2 (en) | 2012-08-14 |
US20100025709A1 (en) | 2010-02-04 |
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