JP5372653B2 - 発光素子搭載用基板および発光装置 - Google Patents
発光素子搭載用基板および発光装置 Download PDFInfo
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Classifications
-
- 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
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/15—Structure, shape, material or disposition of the bump connectors after the connecting process
- H01L2224/16—Structure, shape, material or disposition of the bump connectors after the connecting process of an individual bump connector
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- Led Device Packages (AREA)
Description
(1)前述の実施形態では、発光素子30の1つの電極32に対応する1つの金属凸部と1つの導通領域10aとが設けられている例を示したが、本発明では、図5に示すように、発光素子30の2つの電極31,32に対応する2つの金属凸部(柱状金属部14)と2つの導通領域10aとを設けることが好ましい。本発明では、このように導通領域10aが発光素子30の底面の2つの電極31,32に対応して複数設けられていることが好ましい。
10a 導通領域
10b 非導通領域
12 保護金属層
14 柱状金属部(金属凸部)
16 絶縁層
16a 開口部
20 金属メッキ層
20a 給電用パターン
30 発光素子
31 電極
32 電極
35 ソルダ
40 ヒートシンク
41 伝熱性材料
A 凸部
B 平坦面
Claims (7)
- 底面に少なくとも1つの電極を有する発光素子を搭載するための発光素子搭載用基板であって、
金属基板と、その金属基板に形成された絶縁層と、その絶縁層に形成された給電用パターンとを備え、
前記金属基板は、給電用パターンと導通する導通領域と、その導通領域の少なくとも周囲が除去されて導通領域から絶縁された非導通領域とを有し、
前記導通領域の少なくとも一部の領域には、前記絶縁層を貫通する金属凸部が設けられ、その金属凸部を介して前記給電用パターンと導通領域とが導通している発光素子搭載用基板。 - 前記絶縁層には、発光素子を搭載するための開口部が設けられ、その開口部から露出する前記導通領域まで前記給電用パターンが延設されて、前記給電用パターンと導通領域とが導通している請求項1記載の発光素子搭載用基板。
- 前記導通領域が発光素子の底面の2つの電極に対応して複数設けられている請求項1又は2に記載の発光素子搭載用基板。
- 前記導通領域の少なくとも周囲がエッチングで除去されたものである請求項1〜3いずれかに記載の発光素子搭載用基板。
- 請求項1〜4いずれかに記載の発光素子搭載用基板に、底面に少なくとも1つの電極を有する発光素子を、その電極が前記給電用パターンと導通した状態で搭載してある発光装置。
- 請求項1〜4いずれかに記載の発光素子搭載用基板に、底面に2つの電極を有する発光素子を、その電極が前記給電用パターンと導通した状態で搭載してある発光装置。
- 前記金属基板にはヒートシンクが設けられると共に、少なくとも前記導通領域に伝熱性材料を介在させてある請求項5又は6に記載の発光装置。
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Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
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US9066443B2 (en) | 2011-09-13 | 2015-06-23 | General Electric Company | Overlay circuit structure for interconnecting light emitting semiconductors |
TWI438375B (zh) | 2011-11-25 | 2014-05-21 | Lextar Electronics Corp | 光源模組及其光源組件 |
JP2016081940A (ja) * | 2014-10-09 | 2016-05-16 | イビデン株式会社 | 発光素子搭載用基板、発光装置、及び、発光装置の製造方法 |
JP6217711B2 (ja) * | 2015-08-21 | 2017-10-25 | 日亜化学工業株式会社 | 発光装置の製造方法 |
JP6910630B2 (ja) * | 2015-09-02 | 2021-07-28 | 株式会社ダイワ工業 | 配線基板積層体の製造方法および配線基板積層体 |
KR101778140B1 (ko) * | 2016-03-02 | 2017-09-14 | 주식회사 세미콘라이트 | 반도체 발광소자 및 이의 제조방법 |
WO2018003027A1 (ja) * | 2016-06-29 | 2018-01-04 | 三菱電機株式会社 | 表示装置および表示装置の製造方法 |
JP6541629B2 (ja) * | 2016-08-02 | 2019-07-10 | ゼネラル・エレクトリック・カンパニイ | 発光半導体を相互接続するためのオーバーレイ回路構造 |
JP6642552B2 (ja) | 2017-11-08 | 2020-02-05 | 日亜化学工業株式会社 | 発光装置 |
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JP3227295B2 (ja) * | 1993-12-28 | 2001-11-12 | 松下電工株式会社 | 発光ダイオードの製造方法 |
JP4122784B2 (ja) * | 2001-09-19 | 2008-07-23 | 松下電工株式会社 | 発光装置 |
JP4281363B2 (ja) * | 2003-01-20 | 2009-06-17 | パナソニック電工株式会社 | 配線板及び発光装置 |
JP2006128265A (ja) * | 2004-10-27 | 2006-05-18 | Kyocera Corp | 発光素子用配線基板ならびに発光装置 |
JP5200471B2 (ja) * | 2006-12-26 | 2013-06-05 | 日亜化学工業株式会社 | 発光装置およびその製造方法 |
JP2008300542A (ja) * | 2007-05-30 | 2008-12-11 | Denki Kagaku Kogyo Kk | 発光素子パッケージ用基板及び発光素子パッケージ |
JP5030103B2 (ja) * | 2007-10-24 | 2012-09-19 | 電気化学工業株式会社 | 発光素子用金属ベース回路用基板の製造方法及び発光素子用金属ベース回路用基板 |
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