JP4758301B2 - 熱伝達部に凹部が形成されたledパッケージ - Google Patents
熱伝達部に凹部が形成されたledパッケージ Download PDFInfo
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- JP4758301B2 JP4758301B2 JP2006214617A JP2006214617A JP4758301B2 JP 4758301 B2 JP4758301 B2 JP 4758301B2 JP 2006214617 A JP2006214617 A JP 2006214617A JP 2006214617 A JP2006214617 A JP 2006214617A JP 4758301 B2 JP4758301 B2 JP 4758301B2
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- 239000002184 metal Substances 0.000 claims description 76
- 229910052751 metal Inorganic materials 0.000 claims description 76
- 238000007789 sealing Methods 0.000 claims description 32
- 238000003466 welding Methods 0.000 claims description 21
- 239000011248 coating agent Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims 1
- 238000004891 communication Methods 0.000 claims 1
- 239000008393 encapsulating agent Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 21
- 229920005989 resin Polymers 0.000 description 19
- 239000011347 resin Substances 0.000 description 19
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 230000008901 benefit Effects 0.000 description 8
- 238000005520 cutting process Methods 0.000 description 5
- 230000017525 heat dissipation Effects 0.000 description 5
- 150000002739 metals Chemical class 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 239000000470 constituent Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 239000002952 polymeric resin Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000008642 heat stress Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
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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
- H10H20/8585—Means for heat extraction or cooling being an interconnection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/93—Batch processes
- H01L24/95—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips
- H01L24/97—Batch processes at chip-level, i.e. with connecting carried out on a plurality of singulated devices, i.e. on diced chips the devices being connected to a common substrate, e.g. interposer, said common substrate being separable into individual assemblies after connecting
-
- 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
- H01L2224/48151—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
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/10—Details of semiconductor or other solid state devices to be connected
- H01L2924/11—Device type
- H01L2924/12—Passive devices, e.g. 2 terminal devices
- H01L2924/1204—Optical Diode
- H01L2924/12041—LED
-
- 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
- H10H20/8506—Containers
-
- 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
- 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
- H10H20/857—Interconnections, e.g. lead-frames, bond wires or solder balls
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S362/00—Illumination
- Y10S362/80—Light emitting diode
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Led Device Packages (AREA)
- Led Devices (AREA)
- Cooling Or The Like Of Semiconductors Or Solid State Devices (AREA)
Description
110、110−2 熱伝達部
112a、112b 板金
114、114−3 熱伝達部の凹部
115 熱伝達部の通路
116、120 リード
130 パッケージ本体
132 パッケージ本体の凹部
138 パッケージ本体の通路
140、140−1、140−2 透明密封体
Claims (14)
- LEDチップと、
少なくとも上部板金と下部板金および連結部が一体に連結され、前記連結部を中心に前記上部板金と前記下部板金を折り曲げて重ね、重なった面が互いに結合されて形成された積層構造からなり、前記LEDチップを装着させる凹部が前記上部板金に形成された熱伝達部と、
前記熱伝達部を封止し前記LEDチップから発生した光を上方に案内するように構成されたパッケージ本体と、
少なくとも前記熱伝達部の凹部に提供された透明密封体と、
前記LEDチップに電源を供給するよう前記パッケージ本体により一部が封止される複数のリードを含み、
前記下部板金のうち、少なくとも凹部に対応する領域の底面は前記パッケージ本体の底面から外部に露出しており、
前記下部板金の上面は、前記上部板金に形成された前記凹部により一部が露出し、
前記LEDチップは、前記凹部により露出した前記下部板金上に装着され、
前記上部板金の一部が、前記パッケージ本体の外に延長されて前記複数のリードの1つを形成して、前記熱伝達部は前記複数のリードの1つと一体に形成される
ことを特徴とするLEDパッケージ。 - 前記パッケージ本体は前記熱伝達部の上面の一部を露出させるよう前記熱伝達部の凹部の周りの上方に形成された凹部を含み、
前記透明密封体は前記パッケージ本体の凹部にも提供されることを特徴とする請求項1に記載のLEDパッケージ。 - 前記熱伝達部は前記熱伝達部の積層部分を相互結合させるよう前記積層部分の間に形成された結合部をさらに含むことを特徴とする請求項1または2に記載のLEDパッケージ。
- 前記結合部は溶着部または金属介在物であることを特徴とする請求項3に記載のLEDパッケージ。
- 前記溶着部は抵抗溶接、ホットプレス溶接、超音波溶接及び高周波溶接を含む群の少なくとも一つにより形成されることを特徴とする請求項4に記載のLEDパッケージ。
- 前記金属介在物はコーティング剤または金属ペーストであることを特徴とする請求項4に記載のLEDパッケージ。
- 前記熱伝達部の凹部は前記熱伝達部の積層された板金のうち上部板金に貫通されて形成された孔であることを特徴とする請求項1から6のいずれか1項に記載のLEDパッケージ。
- 前記熱伝達部の凹部は前記熱伝達部の積層された板金のうち上部板金に陥没されて形成された溝であることを特徴とする請求項1から6のいずれか1項に記載のLEDパッケージ。
- 前記熱伝達部の前記LEDチップの周りの部分と前記パッケージ本体の隣接した部分は前記熱伝達部の凹部から電気連結部のうち少なくとも一つの上面に繋がる通路を形成するよう構成され、前記LEDチップは前記通路を通じワイヤにより前記通路と繋がっている電気連結部の上面に連結されることを特徴とする請求項1から8のいずれか1項に記載のLEDパッケージ。
- 前記透明密封体は前記通路にも形成されることを特徴とする請求項9に記載のLEDパッケージ。
- 前記パッケージ本体は前記熱伝達部の上面の一部を露出させるよう前記熱伝達部の凹部の周りの上方に形成された凹部を含み、
前記LEDパッケージは前記パッケージ本体の凹部に提供された第2透明密封体をさらに含むことを特徴とする請求項10に記載のLEDパッケージ。 - 前記ワイヤは、前記上部板金の上面よりも低い位置に設置される請求項9から11のいずれか1項に記載のLEDパッケージ。
- 前記複数のリードの上部に形成された前記パッケージ本体の一部は前記LEDチップと前記複数のリードとの間の電気的連結を許容しつつ前記熱伝達部の凹部の縁まで延長されることを特徴とする請求項1から12のいずれか1項に記載のLEDパッケージ。
- 前記透明密封体は上部半球形態であることを特徴とする請求項1から13のいずれか1項に記載のLEDパッケージ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2005-0072435 | 2005-08-08 | ||
KR1020050072435A KR100632003B1 (ko) | 2005-08-08 | 2005-08-08 | 열전달부에 오목부가 형성된 led 패키지 |
Related Child Applications (1)
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JP2011024230A Division JP5246893B2 (ja) | 2005-08-08 | 2011-02-07 | Ledパッケージ及びその製造方法 |
Publications (2)
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JP2007049149A JP2007049149A (ja) | 2007-02-22 |
JP4758301B2 true JP4758301B2 (ja) | 2011-08-24 |
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JP2006214617A Active JP4758301B2 (ja) | 2005-08-08 | 2006-08-07 | 熱伝達部に凹部が形成されたledパッケージ |
JP2011024230A Active JP5246893B2 (ja) | 2005-08-08 | 2011-02-07 | Ledパッケージ及びその製造方法 |
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JP2011024230A Active JP5246893B2 (ja) | 2005-08-08 | 2011-02-07 | Ledパッケージ及びその製造方法 |
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US (1) | US8169128B2 (ja) |
EP (1) | EP1753038A3 (ja) |
JP (2) | JP4758301B2 (ja) |
KR (1) | KR100632003B1 (ja) |
CN (1) | CN100428514C (ja) |
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JP3736366B2 (ja) * | 2001-02-26 | 2006-01-18 | 日亜化学工業株式会社 | 表面実装型発光素子およびそれを用いた発光装置 |
DE10117889A1 (de) | 2001-04-10 | 2002-10-24 | Osram Opto Semiconductors Gmbh | Leiterrahmen und Gehäuse für ein strahlungsemittierendes Bauelement, strahlungsemittierendes Bauelement sowie Verfahren zu dessen Herstellung |
US20020163001A1 (en) * | 2001-05-04 | 2002-11-07 | Shaddock David Mulford | Surface mount light emitting device package and fabrication method |
CN100533723C (zh) * | 2002-08-05 | 2009-08-26 | 奥斯兰姆奥普托半导体有限责任公司 | 电引线架的制造方法,表面安装的半导体器件的制造方法和引线架带 |
US7264378B2 (en) * | 2002-09-04 | 2007-09-04 | Cree, Inc. | Power surface mount light emitting die package |
JP2004119610A (ja) * | 2002-09-25 | 2004-04-15 | Matsushita Electric Ind Co Ltd | リードフレーム、それを用いた樹脂封止型半導体装置及び樹脂封止型半導体装置の製造方法 |
JP3910144B2 (ja) * | 2003-01-06 | 2007-04-25 | シャープ株式会社 | 半導体発光装置およびその製造方法 |
JP4975946B2 (ja) * | 2003-09-01 | 2012-07-11 | Necトーキン株式会社 | チップ型固体電解コンデンサ及びその製造方法 |
JP2005116937A (ja) * | 2003-10-10 | 2005-04-28 | Matsushita Electric Ind Co Ltd | 半導体発光装置およびその製造方法 |
KR100587020B1 (ko) * | 2004-09-01 | 2006-06-08 | 삼성전기주식회사 | 고출력 발광 다이오드용 패키지 |
US7977698B2 (en) * | 2005-03-18 | 2011-07-12 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | System and method for surface mountable display |
-
2005
- 2005-08-08 KR KR1020050072435A patent/KR100632003B1/ko active IP Right Grant
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2006
- 2006-08-07 JP JP2006214617A patent/JP4758301B2/ja active Active
- 2006-08-08 US US11/500,361 patent/US8169128B2/en active Active
- 2006-08-08 CN CNB2006101106884A patent/CN100428514C/zh active Active
- 2006-08-08 EP EP06254175A patent/EP1753038A3/en not_active Withdrawn
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Also Published As
Publication number | Publication date |
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US20070030703A1 (en) | 2007-02-08 |
KR100632003B1 (ko) | 2006-10-09 |
JP2011101053A (ja) | 2011-05-19 |
CN1913187A (zh) | 2007-02-14 |
EP1753038A2 (en) | 2007-02-14 |
US8169128B2 (en) | 2012-05-01 |
EP1753038A3 (en) | 2012-11-21 |
JP2007049149A (ja) | 2007-02-22 |
CN100428514C (zh) | 2008-10-22 |
JP5246893B2 (ja) | 2013-07-24 |
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