JP5342867B2 - 半導体発光装置及び駆動方法 - Google Patents
半導体発光装置及び駆動方法 Download PDFInfo
- Publication number
- JP5342867B2 JP5342867B2 JP2008324136A JP2008324136A JP5342867B2 JP 5342867 B2 JP5342867 B2 JP 5342867B2 JP 2008324136 A JP2008324136 A JP 2008324136A JP 2008324136 A JP2008324136 A JP 2008324136A JP 5342867 B2 JP5342867 B2 JP 5342867B2
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- semiconductor light
- light
- led element
- emitting device
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/20—Controlling the colour of the light
-
- 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
- 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
- H10H20/853—Encapsulations characterised by their shape
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/01—Manufacture or treatment
- H10W72/015—Manufacture or treatment of bond wires
- H10W72/01515—Forming coatings
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W72/00—Interconnections or connectors in packages
- H10W72/071—Connecting or disconnecting
- H10W72/075—Connecting or disconnecting of bond wires
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
- H10W90/00—Package configurations
- H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
- H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
- H10W90/754—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between a chip and a stacked insulating package substrate, interposer or RDL
Landscapes
- Led Device Packages (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Led Devices (AREA)
Description
2 パッケージ
3 半導体発光素子(LED素子)
4 封止樹脂
5 凹部
6 底面
7 LED素子群
8 トップコート
9 蛍光体
11 定電流源
Claims (5)
- 同一平面上に発光スペクトル分布が略同一の複数個の半導体発光素子が配置され、前記複数個の半導体発光素子は光出射面となる上面に透光性樹脂が配置されてなる1個以上の第1の半導体発光素子と光出射面となる上面に透光性樹脂が配置されていない1個以上の第2の半導体発光素子とが混在して配置され、すべての前記第1の半導体発光素子及び前記第2の半導体発光素子は透光性樹脂に蛍光体を分散した封止樹脂で樹脂封止されていることを特徴とする半導体発光装置。
- 前記第1の半導体発光素子と前記第2の半導体発光素子とは所定の間隔で均等に分散配置されていることを特徴とする請求項1に記載の半導体発光装置。
- 前記第1の半導体発光素子及び前記第2の半導体発光素子はいずれもサイズが0.5mm□以上であり、隣接する前記第1の半導体発光素子と前記第2の半導体発光素子の間隔は0.3mmから2.0mmの範囲であることを特徴とする請求項1または2のいずれか1項に記載の半導体発光装置。
- 前記半導体発光素子と前記蛍光体とは、青色系の光を発光する青色半導体発光素子と前記青色半導体発光素子の発光光で励起されて黄色系の光を発光する黄色蛍光体の組み合わせ、青色系の光を発光する青色半導体発光素子と前記青色半導体発光素子の発光光で励起されて夫々赤色系及び緑色系の光を発光する赤色蛍光体及び緑色蛍光体の混合蛍光体との組み合わせ、及び、紫外光を発光する紫外半導体発光素子と前記紫外半導体発光素子の発光光で励起されて夫々赤色系、緑色系及び青色系の光を発光する赤色蛍光体、緑色蛍光体及び青色蛍光体の混合蛍光体との組み合わせ、のうち一つの組み合わせであることを特徴とする請求項1から3のいずれか1項に記載の半導体発光装置。
- 前記請求項1から4のいずれか1項に記載された半導体発光装置において、前記第1の半導体発光素子には第1の抵抗が直列に接続されて第1の直列回路が形成され、前記第2の半導体発光素子には第2の抵抗が直列に接続されて第2の直列回路が形成され、且つ互いに隣接する第1の半導体発光素子及び第2の半導体発光素子を有する第1の直列回路及び第2の直列回路が並列に接続されて複数の並列回路が形成され、前記複数の並列回路の夫々が定電圧源又は定電流源に接続されており、前記並列回路の第1の抵抗の抵抗値又は前記第2の抵抗の抵抗値のいずれかを可変することにより前記第1の半導体発光素子と第2の半導体発光素子の発光光量比を変えるようにしたことを特徴とする半導体発光装置の駆動方法。
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008324136A JP5342867B2 (ja) | 2008-12-19 | 2008-12-19 | 半導体発光装置及び駆動方法 |
| US12/642,810 US8294162B2 (en) | 2008-12-19 | 2009-12-19 | LED device and LED lighting apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008324136A JP5342867B2 (ja) | 2008-12-19 | 2008-12-19 | 半導体発光装置及び駆動方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010147318A JP2010147318A (ja) | 2010-07-01 |
| JP5342867B2 true JP5342867B2 (ja) | 2013-11-13 |
Family
ID=42265767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008324136A Expired - Fee Related JP5342867B2 (ja) | 2008-12-19 | 2008-12-19 | 半導体発光装置及び駆動方法 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US8294162B2 (ja) |
| JP (1) | JP5342867B2 (ja) |
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| JP5454171B2 (ja) * | 2010-01-27 | 2014-03-26 | 市光工業株式会社 | 車両用灯具の半導体型光源の駆動回路、車両用灯具 |
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-
2008
- 2008-12-19 JP JP2008324136A patent/JP5342867B2/ja not_active Expired - Fee Related
-
2009
- 2009-12-19 US US12/642,810 patent/US8294162B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JP2010147318A (ja) | 2010-07-01 |
| US8294162B2 (en) | 2012-10-23 |
| US20100157583A1 (en) | 2010-06-24 |
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