JP5703523B2 - 発光ダイオードパッケージ、及び発光ダイオードパッケージモジュール - Google Patents
発光ダイオードパッケージ、及び発光ダイオードパッケージモジュール Download PDFInfo
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- JP5703523B2 JP5703523B2 JP2010266457A JP2010266457A JP5703523B2 JP 5703523 B2 JP5703523 B2 JP 5703523B2 JP 2010266457 A JP2010266457 A JP 2010266457A JP 2010266457 A JP2010266457 A JP 2010266457A JP 5703523 B2 JP5703523 B2 JP 5703523B2
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- light emitting
- emitting diode
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
- F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/151—Light emitting diodes [LED] arranged in one or more lines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/19—Attachment of light sources or lamp holders
- F21S41/192—Details of lamp holders, terminals or connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/42—Forced cooling
- F21S45/43—Forced cooling using gas
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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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
- F21V29/677—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans the fans being used for discharging
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
- H05K1/056—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an organic insulating layer
-
- 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
- H10H20/858—Means for heat extraction or cooling
- H10H20/8585—Means for heat extraction or cooling being an interconnection
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09009—Substrate related
- H05K2201/09054—Raised area or protrusion of metal substrate
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10106—Light emitting diode [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10174—Diode
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10954—Other details of electrical connections
- H05K2201/10969—Metallic case or integral heatsink of component electrically connected to a pad on PCB
-
- 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
- H10W72/20—Bump connectors, e.g. solder bumps or copper pillars; Dummy bumps; Thermal bumps
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Led Device Packages (AREA)
Description
110 放熱基板
112 放熱部
112a 平板部
112b 突出部
114 空間部
116 絶縁部
118 電極部
119 ソルダーレジスト層
120 発光ダイオードパッケージ
121 パッケージ基板
122 第1の基板
123 第2の基板
124 キャビティ
125 放熱パッド
126 電極パッド
127 回路パターン
128 ビア
130 発光ダイオードチップ
135 ワイヤ
140 伝導性接着層
150 蛍光体
160 ガラス層
170 ツェナーダイオード
180 サーミスター
190 位置合わせマーク
Claims (10)
- パッケージ基板と、
前記パッケージ基板の一面に実装される発光ダイオードチップと、
前記パッケージ基板の他面に形成され、前記発光ダイオードチップと電気的に接続される電極パッドと、
前記パッケージ基板の前記他面に形成され、前記電極パッドと電気的に絶縁される放熱パッドと、
前記パッケージ基板の下部に配置され、前記放熱パッドに接合される放熱部と前記電極パッドに接合される電極部を有する放熱基板と、を含み、
前記放熱部の表面の少なくとも一部は、前記電極部の表面と同一の仮想の平面上に位置することを特徴とする発光ダイオードパッケージ。 - 前記パッケージ基板に形成され、前記発光ダイオードチップと電気的に接続される回路パターンと、
前記パッケージ基板に形成され、前記回路パターンと前記電極パッドとを電気的に接続させるビアをさらに含むことを特徴とする請求項1に記載の発光ダイオードパッケージ。 - 前記パッケージ基板は、第1の基板及び該第1の基板に積層される第2の基板を含み、
前記第2の基板には、前記発光ダイオードチップが受容されるキャビティ(cavity)が形成されることを特徴とする請求項1又は2に記載の発光ダイオードパッケージ。 - 前記キャビティをカバーするガラス層(glass layer)を、さらに含むことを特徴とする請求項3に記載の発光ダイオードパッケージ。
- 伝導性物質からなる放熱部及び該放熱部と電気的に絶縁される電極部を含む放熱基板と、
前記放熱基板上に配置されるパッケージ基板と、
前記パッケージ基板に前記放熱部に対向するように形成され、前記放熱部とボンディング(bonding)される放熱パッドと、
前記パッケージ基板に前記電極部に対向するように形成され、前記電極部とボンディングされる電極パッドと、
前記パッケージ基板に実装され、前記電極パッドと電気的に接続される発光ダイオードチップと、を含み、
前記放熱部は、前記放熱パッドとボンディングされる突出部、前記放熱部の縁に沿って前記突出部を取り囲むように形成される絶縁部、及び前記絶縁部上に設けられる電極部を有し、前記絶縁部と前記電極部の厚さの和は上記突出部の高さと実質的に同一であることを特徴とする発光ダイオードパッケージモジュール。 - 前記突出部の上面は、前記電極部の上面と同一の仮想の平面上に位置することを特徴とする請求項5に記載の発光ダイオードパッケージモジュール。
- 前記放熱部と前記放熱パッドとの間、及び前記電極部と前記電極パッドとの間に各々介在する伝導性接着層を、さらに含み、
前記放熱部と前記放熱パッドとの相対する面はそのサイズが互いに同一で、
前記電極部と前記電極パッドの相対する面はそのサイズが互いに同一で、
前記伝導性接着層は、前記放熱部と前記放熱パッドの相対する面間、及び前記電極部と前記電極パッドの相対する面間に、各々介在することを特徴とする請求項5又は6に記載の発光ダイオードパッケージモジュール。 - 前記伝導性接着層は、ソルダー(solder)又は緩衝材質のペースト(paste)から成ることを特徴とする請求項7に記載の発光ダイオードパッケージモジュール。
- 前記放熱基板は、前記放熱部と前記電極部との間に介在する絶縁部を、さらに含み、
前記放熱部には空間部が備えられ、
前記絶縁部は、前記空間部内に形成され、
前記電極部は、前記絶縁部上に前記電極パッドに対向するように形成されることを特徴とする請求項5乃至8の何れか1項に記載の発光ダイオードパッケージモジュール。 - 前記絶縁部は、前記放熱部の外周面に形成され、前記電極部は前記絶縁部上に、前記電極パッドに対向するように形成されることを特徴とする請求項9に記載の発光ダイオードパッケージモジュール。
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090116550A KR101619832B1 (ko) | 2009-11-30 | 2009-11-30 | 발광다이오드 패키지, 이를 구비한 발광다이오드 패키지 모듈과 그 제조 방법, 및 이를 구비한 헤드 램프 모듈과 그 제어 방법 |
| KR10-2009-0116550 | 2009-11-30 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2011119732A JP2011119732A (ja) | 2011-06-16 |
| JP2011119732A5 JP2011119732A5 (ja) | 2014-02-20 |
| JP5703523B2 true JP5703523B2 (ja) | 2015-04-22 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2010266457A Expired - Fee Related JP5703523B2 (ja) | 2009-11-30 | 2010-11-30 | 発光ダイオードパッケージ、及び発光ダイオードパッケージモジュール |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8633643B2 (ja) |
| EP (1) | EP2327582B1 (ja) |
| JP (1) | JP5703523B2 (ja) |
| KR (1) | KR101619832B1 (ja) |
| TW (1) | TWI470845B (ja) |
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- 2010-11-29 EP EP10192862.0A patent/EP2327582B1/en not_active Not-in-force
- 2010-11-30 US US12/956,812 patent/US8633643B2/en not_active Expired - Fee Related
- 2010-11-30 JP JP2010266457A patent/JP5703523B2/ja not_active Expired - Fee Related
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| EP2327582B1 (en) | 2019-09-25 |
| US8633643B2 (en) | 2014-01-21 |
| JP2011119732A (ja) | 2011-06-16 |
| EP2327582A2 (en) | 2011-06-01 |
| KR20110060074A (ko) | 2011-06-08 |
| US20110127912A1 (en) | 2011-06-02 |
| EP2327582A3 (en) | 2014-03-12 |
| TWI470845B (zh) | 2015-01-21 |
| KR101619832B1 (ko) | 2016-05-13 |
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