TWI257992B - Lighting device with highly efficient heat dissipation structure - Google Patents

Lighting device with highly efficient heat dissipation structure Download PDF

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Publication number
TWI257992B
TWI257992B TW093127615A TW93127615A TWI257992B TW I257992 B TWI257992 B TW I257992B TW 093127615 A TW093127615 A TW 093127615A TW 93127615 A TW93127615 A TW 93127615A TW I257992 B TWI257992 B TW I257992B
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TW
Taiwan
Prior art keywords
heat
light
micro
vapor
electrode circuit
Prior art date
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TW093127615A
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English (en)
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TW200609457A (en
Inventor
Jen-Shyan Chen
Original Assignee
Neobulb Technologies Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Neobulb Technologies Inc filed Critical Neobulb Technologies Inc
Priority to TW093127615A priority Critical patent/TWI257992B/zh
Priority to US11/019,223 priority patent/US7098486B2/en
Priority to JP2004372625A priority patent/JP2005101658A/ja
Publication of TW200609457A publication Critical patent/TW200609457A/zh
Application granted granted Critical
Publication of TWI257992B publication Critical patent/TWI257992B/zh

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Classifications

    • 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
    • H01L33/64—Heat extraction or cooling elements
    • H01L33/648—Heat extraction or cooling elements the elements comprising fluids, e.g. heat-pipes
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
    • H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
    • H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
    • H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
    • H01L25/0753—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
  • Led Device Packages (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Planar Illumination Modules (AREA)
  • Electroluminescent Light Sources (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Description

1257992 九、發明說明： 【發明所屬之技術領域】 本發明係有關一種發光源結構，特別是有關一種將發光源直接鋪設在 散熱裝置表面上的具高效率散熱結構之發光裝置。 【先前技術】 按，現今液晶螢幕的背光源大多是冷陰極螢光燈管(CQldCath()deFlu()rescent —’^?[)’但隨著科技的發展，發光二極體(1推1^_1^，]^0)效能己 漸漸的取代CCFL，主要原因是CCFL不能再薄下去，只能維持目前的厚度， 且CCFL在升壓到600伏特電壓時會發生干擾，另外CCFL汞污染的議題 也疋倍夂爭議的事實，所以，在不久的未來部份國家中也將予以禁用。而 且CCFL的色彩飽和度與自然光相比只達7成而已。所以LED取代CCFL 己係未來的趨勢。 目刚LED應用的產品非常廣泛，如3C產品中音響面板的背光源、手 機按鍵♦光源及手機螢幕背光源之應用。然而，因為隨著各界積極的提高 LED的亮度，於是將LED應用在照明上，但是提高LED亮度的同時因LED 的功率消耗大而隨之衍生散熱問題’所以目前使用LED為照明的產品皆有 「散熱」的問題，進而使LED在產品顧上受到侷限。所以如何有效的解 決LED散熱問題目前亟須解決的重要問題。 有鑑於此，本發明係針對上述之問題，提出一種高效率之具高效率散 熱結構之發光裝置，以有效克服上述之缺失。 【發明内容】 本發明之主要目的，係在提供—種具高鱗散熱結構之發光裝处 1257992 高效率且快速的將發光源之熱量移除。 限制 本發明之另-目的，係在提供—種具高效顿熱結構之發光裝置 能有效率_發統之熱量鎌，«辆之轉度及尺林受散熱問題 本發明之再-目的，係在提供高效率散熱結構之發光裝置，因 能有效的解決發光源散綱題，使發絲的朗層面更多元化。 ，根據本發明，-種具高鱗餘結構之發光裝置，包括__蒸氣循環式 微熱均溫器，此蒸氣循環式微熱均溫器具有一第一表 一 衣w及'一第—表面，且 在蒸氣循環式微熱均温器之第—表面上設有至少—電極電路，在此電極電 路與蒸氣循環式微熱均㈣之間設置—輯層，使電極電路錢氣循環式 微熱均溫器·隔絕，另在此蒸氣循環式微熱均溫器之第—表面上再設置 至少-發辆，此發統顯I倾環；该熱均溫肢電極電路形成電又連 接，用以通電時使發光源發光。 底下藉由具體實施例配合所附的圖式詳加說明，當更容易瞭解本發明 之目的、技術内容、特點及其所達成之功效。 【實施方式】 本發明係在提出―種具高效率散熱結構之發光裝置，如第—圖至第二 圖所示’此具高效率賴結構之發絲置包括—舰循環趣熱均㈣ 10 ’此蒸氣循環式微熱均溫器10内注入一工作流體，並將此蒸氣循環式微 熱均溫器維胁真空雜，藉紅作越吸生機化而_迅速均熱 的目的’此减循環式微熱均溫器1G之材質係選自銅、錄、銘及其合金等

Claims (1)

1257992 十、申請專利範圍： 1、-種具高效率散熱結構之發光震置，包括： /蒸氣魏她她，_有十碗十表面，在該 ，與♦電極電路； 、ί 置在該電極電路與該蒸氣循環式微熱均溫器之間， 、：k電極電路躺蒸_環式微綱溫器雜隔絕；以及 至^發光源’其係、設置在該蒸氣循環式微熱均㈣之該第—表面上 厂該熱均溫器及該電極電路形成電性連接，用以通電時使 該發光源發光。 如申叫專利减第1項所述之具高鱗散熱結構之發織置，其中， 該發光源係為發光二極體。 3、 如申請專利範圍第1項所述之具高效率散熱結構之發光裝置，其中， ⑺發先源與知續環式微熱均溫_電極電路電連接之方式係為打線 dre Bonding)方式。 4、 如申請專利範圍第！項所述之具高效率散熱結構之發光裝置，复中， 該發光源與該蒸氣循環式微熱均溫器及該電極電路電為覆 (Flip Chip)方式。 八係為復日日 5、如申物彳範_1猶狀嶽雜觸㈣雜置，其中， 產地&，該細⑽觀微紙 且該蒸氣猶蝴_戰价繼£，㈣環 均溫器之該_移除。 ’、，、_%式微熱 6、如申請專利範圍第5項所述之具高效率散熱結構之發光裝置，其中， 1257992 該散熱裝_為散熱鰭片、導熱管及其混合體其中之一者。 申a專和範㈣6項所述之具高效*散熱結構之發絲置，其中， 。散…、裝⑽為散熱鰭片時，該散熱裝、設置在該蒸氣循環式微熱均溫 器4第一表面上或該蒸氣循環式微熱均溫ϋ未設置該發光源之區域。 :專她㈣6賴述之具高鱗散熱結構之發絲置，其中， 該散熱裝·轉絲時，鱗齡係輕在該統鱗式難均溫器之 侧邊上或該蒸氣觸式微熱均溫器未設置該發光源之區域。 :巾#專#〗範圍第1項所述之具高效率散熱結構之發光裝置，其中， 該發光源上覆蓋-保護層，贱保護該發光源。 W、如申請專利範圍第i項所述之具高效率散熱結構之發光裝置，其中， 該蒸氣循環式微熱均溫器之材質係選自銅、鎳、銘及其合金等金屬。 11、 如申請專利細第1項所述之具高效率散熱結構之發光裝置，其中， 該電極電路之材質係為金屬。 12、 如申請專利細第1項所述之具高效率散熱結構之發光裝置，其中， 該絶緣層係為高分子材料或陶瓷材料其中之一者。
TW093127615A 2004-09-13 2004-09-13 Lighting device with highly efficient heat dissipation structure TWI257992B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
TW093127615A TWI257992B (en) 2004-09-13 2004-09-13 Lighting device with highly efficient heat dissipation structure
US11/019,223 US7098486B2 (en) 2004-09-13 2004-12-23 Light source assembly having high-performance heat dissipation means
JP2004372625A JP2005101658A (ja) 2004-09-13 2004-12-24 高効率の散熱構造を有する発光装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW093127615A TWI257992B (en) 2004-09-13 2004-09-13 Lighting device with highly efficient heat dissipation structure

Publications (2)

Publication Number Publication Date
TW200609457A TW200609457A (en) 2006-03-16
TWI257992B true TWI257992B (en) 2006-07-11

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TW (1) TWI257992B (zh)

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JP2005101658A (ja) 2005-04-14
TW200609457A (en) 2006-03-16
US7098486B2 (en) 2006-08-29
US20060054911A1 (en) 2006-03-16

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