KR100439402B1 - 발광다이오드 패키지 - Google Patents
발광다이오드 패키지 Download PDFInfo
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- KR100439402B1 KR100439402B1 KR10-2001-0083876A KR20010083876A KR100439402B1 KR 100439402 B1 KR100439402 B1 KR 100439402B1 KR 20010083876 A KR20010083876 A KR 20010083876A KR 100439402 B1 KR100439402 B1 KR 100439402B1
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- ceramic substrate
- light emitting
- emitting diode
- diode package
- led
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- 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
- H10H20/8582—Means for heat extraction or cooling characterised by their shape
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of semiconductor or other solid state devices
- H01L25/03—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H10H20/00
- H01L25/0753—Assemblies consisting of a plurality of semiconductor or other solid state devices all the devices being of a type provided for in a single subclass of subclasses H10B, H10F, H10H, H10K or H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H10H20/00 the devices being arranged next to each other
-
- 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
- H10H20/855—Optical field-shaping means, e.g. lenses
- H10H20/856—Reflecting means
-
- 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
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- 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
- H01L2224/481—Disposition
- H01L2224/48135—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip
- H01L2224/48137—Connecting between different semiconductor or solid-state bodies, i.e. chip-to-chip the bodies being arranged next to each other, e.g. on a common substrate
-
- 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
- H01L2224/481—Disposition
- 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
- H01L2224/48221—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
- H01L2224/48245—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
- H01L2224/48247—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 connecting the wire to a bond pad of the item
-
- 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
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
-
- 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
- H10H20/855—Optical field-shaping means, e.g. lenses
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Led Device Packages (AREA)
Abstract
Description
Claims (21)
- LED 소자의 실장영역이 형성된 상면을 가지며, 그 실장영역을 중심으로 소정의 도전성 패턴이 형성된 제1 세라믹기판;상기 제1 세라믹기판 상면의 실장영역에 배치되어 상기 소정의 도전성 패턴과 연결된 적어도 하나의 LED 소자;상기 제1 세라믹기판 상에 배치되며, 상기 LED 소자의 실장영역에 상응하는 영역에 캐비티가 형성된 제2 세라믹기판; 및상기 적어도 하나의 LED 소자를 둘러싸도록 상기 제2 세라믹기판의 캐비티 내에 형성되고, 그 상단에 상기 제2 세라믹기판 상단에 걸칠 수 있는 걸림턱이 형성된 금속반사판을 포함하는 발광다이오드 패키지.
- 제1항에 있어서,상기 금속반사판은 그 상단직경이 적어도 그 하단직경보다 큰 원통형상으로 이루어진 것을 특징으로 하는 발광다이오드 패키지.
- 제2항에 있어서,상기 금속반사판은 그 상단직경과 하단직경의 차이에 의해 형성되는 측면 경사각을 변경함으로써 상기 LED소자의 휘도 각분포를 조절하는 것을 특징으로 하는 발광다이오드 패키지.
- 제1항 또는 제2항에 있어서,상기 금속반사판은 상기 LED 소자를 둘러싼 면적을 변경함으로써 그 LED 소자의 휘도를 조절하는 것을 특징으로 하는 발광다이오드 패키지.
- 제1항 또는 제2항에 있어서,상기 금속반사판은 반사도가 다른 금속으로 이루어진 금속반사판을 선택함으로써 상기 LED소자의 휘도를 조절하는 것을 특징으로 하는 발광다이오드 패키지.
- 제1항에 있어서,상기 금속반사판의 내부면에는 도금층이 추가적으로 형성된 것을 특징으로 하는 발광다이오드 패키지.
- 제6항에 있어서,상기 도금층은 Sn, SnPb 또는 Ag로 이루어진 것을 특징으로 하는 발광다이오드 패키지.
- 제1항에 있어서,상기 금속반사판은 상기 캐비티영역를 둘러싸는 상기 제2 세라믹기판의 상단부에 부착된 것을 특징으로 하는 발광다이오드 패키지.
- 제6항에 있어서,상기 금속반사판을 상기 제2 세라믹기판의 상단에 부착시키는 수단은 높은 열전도성을 갖는 실리콘계 본딩재인 것을 특징으로 하는 발광다이오드 패키지.
- 제1항에 있어서,상기 LED소자를 밀봉하는 투명 몰딩재로 이루어진 절연부를 더 포함하며,상기 절연부는 상기 금속반사판에 연결되는 것을 특징으로 하는 발광다이오드 패키지.
- 제10항에 있어서,상기 절연부는 에폭시 수지 또는 실리콘계 수지로 이루어진 것을 특징으로 하는 발광다이오드 패키지.
- 삭제
- 제12항에 있어서상기 걸림턱은 상기 금속반사판의 상단의 원주방향을 따라 일체로 형성된 것을 특징으로 하는 발광다이오드 패키지,
- 제12항에 있어서상기 걸림턱은 원활한 열방출이 가능하도록 상기 제2 세라믹기판의 상면까지 연장되는 것을 특징으로 하는 발광다이오드 패키지.
- 제1항에 있어서,상기 제1 세라믹기판은 상하면을 관통하는 하나의 방열구멍을 갖는 하부 세라믹기판과 상기 하부기판 상에 배치되어 상기 방열구멍을 덮는 상부 세라믹세트로 이루어지며,상기 LED실장영역과 상기 소정의 도전성패턴은 상기 상부 세라믹시트의 상면에 형성된 것을 특징으로 하는 발광다이오드 패키지.
- 제15항에 있어서,상기 하부 세라믹기판에 형성된 방열구멍의 내측에는 금속 페이스트가 충진된 것을 특징으로 하는 발광다이오드 패키지.
- 제1항 또는 제15항에 있어서,상기 세라믹기판 및/또는 세라믹시트는 알루미나 또는 SiC로 이루어진 것을 특징으로 하는 발광다이오드 패키지.
- 제1항에 있어서,상기 도전성 패턴은 상기 제1 세라믹 기판의 측면까지 연장되어 형성된 것을 특징으로 하는 발광다이오드 패키지.
- 제1항에 있어서,상기 도전성 패턴은 Ag/Ni/Au층으로 이루어진 것을 특징으로 하는 발광다이오드 패키지.
- 제1항에 있어서,상기 제2 세라믹기판의 캐비티 상부를 덮는 반구형 렌즈를 더 포함하는 것을 특징으로 하는 발광다이오드 패키지.
- 제20항에 있어서,상기 반구형 렌즈는 폴리머 재질로 이루어진 것을 특징으로 하는 발광다이오드 패키지.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0083876A KR100439402B1 (ko) | 2001-12-24 | 2001-12-24 | 발광다이오드 패키지 |
US10/173,120 US6707069B2 (en) | 2001-12-24 | 2002-06-18 | Light emission diode package |
DE10227515A DE10227515B4 (de) | 2001-12-24 | 2002-06-19 | Lichtdiode mit Keramiksubstrat und Reflektor |
JP2002179684A JP2003197974A (ja) | 2001-12-24 | 2002-06-20 | 発光ダイオードパッケージ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2001-0083876A KR100439402B1 (ko) | 2001-12-24 | 2001-12-24 | 발광다이오드 패키지 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030053853A KR20030053853A (ko) | 2003-07-02 |
KR100439402B1 true KR100439402B1 (ko) | 2004-07-09 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR10-2001-0083876A Expired - Fee Related KR100439402B1 (ko) | 2001-12-24 | 2001-12-24 | 발광다이오드 패키지 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6707069B2 (ko) |
JP (1) | JP2003197974A (ko) |
KR (1) | KR100439402B1 (ko) |
DE (1) | DE10227515B4 (ko) |
Cited By (1)
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Also Published As
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JP2003197974A (ja) | 2003-07-11 |
DE10227515A1 (de) | 2003-07-10 |
US6707069B2 (en) | 2004-03-16 |
US20030116769A1 (en) | 2003-06-26 |
KR20030053853A (ko) | 2003-07-02 |
DE10227515B4 (de) | 2004-04-29 |
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