JPWO2019043840A1 - 発光装置 - Google Patents
発光装置 Download PDFInfo
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- JPWO2019043840A1 JPWO2019043840A1 JP2019538826A JP2019538826A JPWO2019043840A1 JP WO2019043840 A1 JPWO2019043840 A1 JP WO2019043840A1 JP 2019538826 A JP2019538826 A JP 2019538826A JP 2019538826 A JP2019538826 A JP 2019538826A JP WO2019043840 A1 JPWO2019043840 A1 JP WO2019043840A1
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- light emitting
- emitting device
- amorphous fluororesin
- shape change
- nitride semiconductor
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Images
Classifications
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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
- H01L33/58—Optical field-shaping elements
-
- 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
- H01L33/52—Encapsulations
-
- 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
- H01L33/52—Encapsulations
- H01L33/56—Materials, e.g. epoxy or silicone resin
-
- 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
- H01L33/62—Arrangements for conducting electric current to or from the semiconductor body, e.g. lead-frames, wire-bonds or solder balls
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2933/00—Details relating to devices covered by the group H01L33/00 but not provided for in its subgroups
- H01L2933/0091—Scattering means in or on the semiconductor body or semiconductor body package
-
- 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
- H01L33/02—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 bodies
- H01L33/26—Materials of the light emitting region
- H01L33/30—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table
- H01L33/32—Materials of the light emitting region containing only elements of Group III and Group V of the Periodic Table containing nitrogen
-
- 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
- H01L33/483—Containers
- H01L33/486—Containers adapted for surface mounting
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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
- H01L33/52—Encapsulations
- H01L33/54—Encapsulations having a particular shape
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Abstract
Description
まず、本発明の実施形態に係る発光装置が備える窒化物半導体発光素子の一例について、図面を参照して説明する。図1は、本発明の実施形態に係る発光装置が備える窒化物半導体発光素子の素子構造の一例を模式的に示す断面図であり、図2は、図1に示す窒化物半導体発光素子の平面視形状を模式的に示す平面図である。
次に、本発明の実施形態に係る発光装置について、図3及び図4を参照して説明する。図3は、本発明の実施形態に係る発光装置の一例を模式的に示す断面図である。図4は、図3に示す発光装置で使用されるサブマウントの平面視形状と断面形状を模式的に示す平面図と断面図である。
次に、本発明の実施形態に係る発光装置の製造方法について説明する。
次に、ユーザによる本発明の実施形態に係る発光装置1の利用態様について図面を参照して説明する。図5は、本発明の実施形態に係る発光装置が実装された被実装装置の一例を模式的に示す断面図である。
非晶質フッ素樹脂の形状変化が生じ得る温度での熱処理が可能な発光装置1の出荷形態について、図面を参照して説明する。図7は、本発明の実施形態に係る発光装置の出荷形態の一例を模式的に示す断面図である。
[1] 発光装置1が長時間大気に曝されるなどして、封止樹脂40やレンズ41を構成する非晶質フッ素樹脂が酸素、窒素、水蒸気を十分に吸着している場合、出荷後のユーザによる熱処理の際に、非晶質フッ素樹脂が吸着している酸素、窒素、水蒸気が膨張して、非晶質フッ素樹脂が発泡することがあり得る。
10: 窒化物半導体発光素子
11: サファイア基板
12: 半導体積層部
13: n電極
14: p電極
20: AlN層
21: AlGaN層
22: n型クラッド層(n型AlGaN)
23: 活性層
24: 電子ブロック層(p型AlGaN)
25: p型クラッド層(p型AlGaN)
26: pコンタクト層(p型GaN)
30: サブマウント(基台)
31: 基材
32: 第1金属電極配線
320: 第1電極パッド
321: 第1配線部
33: 第2金属電極配線
330: 第2電極パッド
331: 第2配線部
34,35:リード端子
40: 封止樹脂
41: レンズ
50: 被実装装置
51,52:ランド
60,60A:形状変化防止層
61: ハンドル部
B1: ボンディング材料
B2: ボンディング材料
T1〜T5:期間
Claims (9)
- 基台と、前記基台上にフリップチップ実装された窒化物半導体発光素子と、前記窒化物半導体発光素子を封止する非晶質フッ素樹脂と、を備えてなる発光装置であって、
前記発光装置の出荷後の熱処理による前記非晶質フッ素樹脂の形状変化を防止する形状変化防止層を備え、
前記形状変化防止層は、熱硬化性樹脂または紫外線硬化樹脂が硬化した層で構成され、前記硬化した層が、前記非晶質フッ素樹脂の表面を直接被覆していることを特徴とする発光装置。 - 前記形状変化防止層が、前記非晶質フッ素樹脂の露出面の内、少なくとも、前記窒化物半導体発光素子から出射される光を集束または拡散させる光学レンズ形状の表面を被覆していることを特徴とする請求項1に記載の発光装置。
- 前記形状変化防止層が、シリコーン樹脂またはエポキシ樹脂で構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。
- 前記形状変化防止層が、ヘリウム、アルゴン、酸素、窒素、及び、水蒸気に対してガス透過性を有することを特徴とする請求項1〜3の何れか1項に記載の発光装置。
- 前記非晶質フッ素樹脂を構成する重合体または共重合体の構造単位が、含フッ素脂肪族環構造を有することを特徴とする請求項1〜4の何れか1項に記載の発光装置。
- 前記非晶質フッ素樹脂を構成する重合体または共重合体の末端官能基がパーフルオロアルキル基であることを特徴とする請求項1〜5の何れか1項に記載の発光装置。
- 前記窒化物半導体発光素子が、発光中心波長が200nm以上約365nm以下の範囲内にある紫外線発光素子であることを特徴とする請求項1〜6の何れか1項に記載の発光装置。
- 前記非晶質フッ素樹脂を構成する重合体または共重合体の重量平均分子量が700000以下であることを特徴とする請求項1〜7の何れか1項に記載の発光装置。
- 出荷形態として、内部が減圧された気密パッケージ内、ヘリウムガスまたはアルゴンガスが充填された気密パッケージ内、または、ヘリウムガスまたはアルゴンガスが充填され内部が減圧された気密パッケージ内に封入されていることを特徴とする請求項1〜8の何れか1項に記載の発光装置。
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PCT/JP2017/031199 WO2019043840A1 (ja) | 2017-08-30 | 2017-08-30 | 発光装置 |
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Publication Number | Publication Date |
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JPWO2019043840A1 true JPWO2019043840A1 (ja) | 2020-04-16 |
JP6968893B2 JP6968893B2 (ja) | 2021-11-17 |
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JP2019538826A Active JP6968893B2 (ja) | 2017-08-30 | 2017-08-30 | 発光装置 |
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US (1) | US11165002B2 (ja) |
JP (1) | JP6968893B2 (ja) |
CN (1) | CN111052419B (ja) |
TW (1) | TWI779054B (ja) |
WO (1) | WO2019043840A1 (ja) |
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JP7055201B2 (ja) * | 2018-06-08 | 2022-04-15 | 日機装株式会社 | 半導体発光装置 |
JP6998362B2 (ja) * | 2019-05-16 | 2022-01-18 | 住友化学株式会社 | 電子部品及びその製造方法 |
CN112310293A (zh) * | 2019-07-30 | 2021-02-02 | 陕西坤同半导体科技有限公司 | 一种有机发光器件 |
Citations (12)
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CN111052419A (zh) | 2020-04-21 |
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US11165002B2 (en) | 2021-11-02 |
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