JP6107117B2 - 固体装置及びその製造方法 - Google Patents
固体装置及びその製造方法 Download PDFInfo
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- JP6107117B2 JP6107117B2 JP2012275997A JP2012275997A JP6107117B2 JP 6107117 B2 JP6107117 B2 JP 6107117B2 JP 2012275997 A JP2012275997 A JP 2012275997A JP 2012275997 A JP2012275997 A JP 2012275997A JP 6107117 B2 JP6107117 B2 JP 6107117B2
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- metal pattern
- solid
- conductive bump
- state device
- substrate
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- 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
- H01L2924/151—Die mounting substrate
- H01L2924/1517—Multilayer substrate
- H01L2924/15192—Resurf arrangement of the internal vias
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
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- H01L2924/30—Technical effects
- H01L2924/35—Mechanical effects
- H01L2924/351—Thermal stress
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- 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
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09372—Pads and lands
- H05K2201/09381—Shape of non-curved single flat metallic pad, land or exposed part thereof; Shape of electrode of leadless component
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- H05K2201/09—Shape and layout
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- H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
- H05K2201/0969—Apertured conductors
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- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/09—Shape and layout
- H05K2201/09209—Shape and layout details of conductors
- H05K2201/09654—Shape and layout details of conductors covering at least two types of conductors provided for in H05K2201/09218 - H05K2201/095
- H05K2201/098—Special shape of the cross-section of conductors, e.g. very thick plated conductors
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- H05K2201/09—Shape and layout
- H05K2201/09818—Shape or layout details not covered by a single group of H05K2201/09009 - H05K2201/09809
- H05K2201/09827—Tapered, e.g. tapered hole, via or groove
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- 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]
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Description
(固体装置の構成)
図1は、第1の実施の形態に係る固体装置の一部を表す垂直断面図である。固体装置10は、基板2と、基板2上に形成された金属パターン11と、導電バンプ3を介して金属パターン11に接続された固体素子4と、を有する。
第2の実施の形態は、金属パターンの形状と導電バンプの位置において、第1の実施の形態と異なる。なお、第1の実施の形態と同様の点については、説明を省略又は簡略化する。
第3の実施の形態は、金属パターンの形状と側面の傾斜角度において、第2の実施の形態と異なる。なお、第2の実施の形態と同様の点については、説明を省略又は簡略化する。
第4の実施の形態は、導電バンプが金属パターンの孔内に形成される点において、第1実施の形態と異なる。なお、第1の実施の形態と同様の点については、説明を省略又は簡略化する。
第5の実施の形態は、固体素子が導電バンプを介して3点以上で金属パターンに接続される点において、第1の実施の形態と異なる。なお、第1の実施の形態と同様の点については、説明を省略又は簡略化する。
第6の実施の形態は、固体装置が絶縁バンプを有する点において、第1の実施の形態と異なる。なお、第1の実施の形態と同様の点については、説明を省略又は簡略化する。
第7の実施の形態は、固体素子の構成と金属パターンの形状において、第1の実施の形態と異なる。なお、第1の実施の形態と同様の点については、説明を省略又は簡略化する。
第8の実施の形態は、固体素子のアノード電極の下に金属アイランドが形成される点において、第1実施の形態と異なる。なお、第1の実施の形態と同様の点については、説明を省略又は簡略化する。
第9の実施の形態は、金属パターンの固体素子のアノード電極下の領域に切欠き部が形成される点において、第1実施の形態と異なる。なお、第1の実施の形態と同様の点については、説明を省略又は簡略化する。
第10の実施の形態は、固体素子がパワートランジスタである点において、第1実施の形態と異なる。なお、第1の実施の形態と同様の点については、説明を省略又は簡略化する。
2 基板
3、3a、3b、73 導電バンプ
4、74、114 固体素子
5、5a、5b、5c 電極
11、21、31、41、51、61、71、81、91、101a、101b 金属パターン
11s、21s、31s、41s、71s、81s、91s 側面
12 凹部
42、72 孔
82 金属アイランド
92 切欠き部
116 放熱板
Claims (12)
- 基板上に間隔を有して設けられた金属パターンと、
前記金属パターンの上面あるいは側面、及び前記間隔を介して前記基板に接触する導電バンプと、
前記金属パターンに前記導電バンプを介して接続された電極を有する固体素子と、
を有し、
前記電極に対応する前記金属パターンの前記間隔のうち最小となる、最も前記金属パターンが近接した部分の間隔が、前記電極の中心位置間隔以上に設定されている、
固体装置。 - 前記金属パターンの端部は凹部を有し、
前記導電バンプの少なくとも一部は、前記凹部内に位置するように形成される、
請求項1に記載の固体装置。 - 前記金属パターンの側面は、前記基板の上面に対して傾斜している、
請求項1に記載の固体装置。 - 前記金属パターンの端部は三角形状を有し、
前記導電バンプは前記三角形状の先端の上に形成される、
請求項1に記載の固体装置。 - 前記固体素子は、発光素子である、
請求項1〜4のいずれか1項に記載の固体装置。 - 前記金属パターンは第1の金属パターンと第2の金属パターンを含み、
前記導電バンプは第1の導電バンプと第2の導電バンプを含み、
前記固体素子は、2つの電極がそれぞれ前記第1の導電バンプ及び第2の導電バンプを介して前記第1の金属パターン及び第2の金属パターンに接続される、
請求項1〜5のいずれか1項に記載の固体装置。 - 印刷又は吐出によって、基板上に金属パターンと接触しないようにして導電バンプを形成する工程と、
固体素子を前記導電バンプに接続するように前記基板上に搭載し、前記固体素子の前記搭載により前記導電バンプを変形させることにより前記導電バンプの高さを減じるとともに上面からみた面積を増加して前記金属パターンの側面に接触させる工程と、
を含む固体装置の製造方法。 - 前記導電バンプを形成する工程は、第1の導電バンプと第2の導電バンプを一括形成することを含む、
請求項7に記載の固体装置の製造方法。 - 前記金属パターンの端部は孔を有し、
前記導電バンプは前記孔内に位置するように形成され、
前記導電バンプは、前記固体素子の前記搭載により前記金属パターンの前記孔における側面に接触する、
請求項7又は8に記載の固体装置の製造方法。 - 前記金属パターンの前記側面は、前記基板の上面に対して傾斜しており、
前記導電バンプは、前記固体素子の前記搭載により前記金属パターンの前記側面に接触する、
請求項7又は8に記載の固体装置の製造方法。 - 前記金属パターンは、Agペーストを用いた、スクリーン印刷、メタルマスク印刷、ディスペンサによる吐出、インクジェット方式により形成される、
請求項10に記載の固体装置の製造方法。 - 基板上に間隔を有して設けられた金属パターンと、
前記金属パターンの上面あるいは側面、及び前記間隔を介して前記基板に接触する導電バンプと、
前記金属パターンに前記導電バンプを介して接続されたアノード電極及びカソード電極を有する固体素子と、
を有し、
前記基板上の前記アノード電極の下に金属アイランドが形成され、
前記金属アイランドは、前記アノード電極と前記金属パターンを接続する前記導電バンプに覆われ、
前記電極に対応する前記金属パターンの前記間隔のうち最小となる、最も前記金属パターンが近接した部分の間隔が、前記電極の中心位置間隔以上に設定されている、
固体装置。
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US9105829B2 (en) | 2013-03-15 | 2015-08-11 | Cooledge Lighting Inc. | Thermal management in electronic devices with yielding substrates |
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WO2015083366A1 (ja) | 2013-12-02 | 2015-06-11 | 東芝ホクト電子株式会社 | 発光ユニット、発光装置及び発光ユニットの製造方法 |
TW201545378A (zh) * | 2014-05-19 | 2015-12-01 | Achrolux Inc | 封裝結構及其製法 |
JP6913460B2 (ja) * | 2014-09-26 | 2021-08-04 | 東芝ホクト電子株式会社 | 発光モジュール |
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JP7336451B2 (ja) * | 2018-09-13 | 2023-08-31 | ヌヴォトンテクノロジージャパン株式会社 | 半導体発光装置 |
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US11450648B2 (en) | 2019-03-19 | 2022-09-20 | Seoul Viosys Co., Ltd. | Light emitting device package and application thereof |
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JPH06349891A (ja) * | 1993-06-08 | 1994-12-22 | Toshiba Corp | 半導体装置の実装方法 |
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