JP2016039195A - 貫通電極基板及びその製造方法、並びに貫通電極基板を用いた半導体装置 - Google Patents
貫通電極基板及びその製造方法、並びに貫通電極基板を用いた半導体装置 Download PDFInfo
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- JP2016039195A JP2016039195A JP2014160122A JP2014160122A JP2016039195A JP 2016039195 A JP2016039195 A JP 2016039195A JP 2014160122 A JP2014160122 A JP 2014160122A JP 2014160122 A JP2014160122 A JP 2014160122A JP 2016039195 A JP2016039195 A JP 2016039195A
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Abstract
【解決手段】貫通電極基板は、互いに対向する第1面と第2面とを有する基体と、前記基体の前記第1面から前記第2面を貫通する貫通孔に配置された貫通電極と、を有し、前記貫通電極は、前記第1面及び前記第2面において前記基体から露出される第1面側の端面及び第2面側の端面を有し、前記第1面側の端面及び前記第2面側の端面の一方又は双方は、周縁が前記基体で覆われていることを特徴とする。
【選択図】図11
Description
以下、図1乃至図11を参照して、本発明の第1実施形態に係る貫通電極基板100の構成及び製造方法について説明する。
はじめに、貫通電極基板100の構成の概要について、図7及び図8を用いて説明する。図8は、本発明の第1実施形態に係る貫通電極基板100の平面図及び斜視図である。図8(a)は貫通電極基板100を構成する基体101の第2面101b側から見た平面図であり、図8(b)は基体101の第2面101b側の斜め方向から見た斜視図である。また、図7は、図8(a)のA−A’方向に見た場合の断面の模式図を示している。
次に、図1乃至8を用いて、本発明の第1実施形態に係る貫通電極基板100の製造方法を説明する。
次に、図12乃至14を用いて、本発明の第1実施形態における変形例を説明する。
次に、図1、図2、図8(a)、並びに図15乃至18を用いて、本発明の第2実施形態に係る貫通電極基板200の構成及び製造方法について説明する。
第2実施形態に係る貫通電極基板200の上面図は、第1実施形態の説明で用いた図8(a)と同様である。また、図18は、図8(a)のA−A’方向に見た場合の断面の模式図を示している。
第2実施形態における基体101に有底孔102を形成し、貫通電極103を充填するまでの製造方法は、図2及び図3を用いて説明した実施形態1における貫通電極基板100の製造方法と同様である。
次に、図19及び図20を参照して、本発明の第3実施形態に係る貫通電極基板300及び400の構成について説明する。
次に、図21を参照して、本発明の第4実施形態に係る貫通電極基板500の構成について説明する。第4実施形態では、貫通電極103の第2面103bに接続される、第1配線505及び第2配線506が形成されている。
第5実施形態においては、第1乃至第4実施形態における貫通電極基板を用いて製造される半導体装置1000について説明する。
Claims (11)
- 第1面と、前記第1面に対向する第2面とを有する基体と、
前記基体の前記第1面と前記第2面とを貫通する貫通孔に配置された貫通電極と、を有し、
前記貫通電極における前記第1面側の端面および前記第2面側の端面の一方又は双方は、周縁が前記基体の一部で覆われていることを特徴とする貫通電極基板。 - 前記基体は前記貫通電極の前記周縁又は前記周縁の外側に位置し、前記周縁に沿う環状の凸部を有することを特徴とする請求項1に記載の貫通電極基板。
- 前記基体はガラスを含むことを特徴とする請求項1に記載の貫通電極基板。
- 前記基体はシリコンを含み、、前記貫通孔の内壁面に絶縁膜が配置されることを特徴とする請求項1に記載の貫通電極基板。
- 前記周縁が前記基体で覆われた前記第1面側の端面及び前記第2面側の端面の一方又は双方の内側に、前記基体と同じ材質の部材が配置されることを特徴とする請求項1に記載の貫通電極基板。
- 前記周縁が前記基体で覆われた前記第1面側の端面及び前記第2面側の端面の一方又は双方に、複数の配線が配置されることを特徴とする請求項1に記載の貫通電極基板。
- 互いに対向する第1面と第2面とを有する基体の前記第1面に、前記第2面に至らない深さで開口部を形成し、
前記開口部を導電性材料で充填して電極を形成し、
前記基体の前記第2面に、前記電極の内側領域の一部を開口し、前記電極の外側領域および前記電極の周縁を覆うマスクを形成し、
前記マスクが設けられた状態で前記基体の前記第2面をエッチングし、前記電極の内側領域の一部を開口し、かつ前記基体に薄肉領域を形成すること
を特徴とする貫通電極基板の製造方法。 - 前記マスクは環状に形成されることを特徴とする請求項7に記載の貫通電極基板の製造方法。
- 前記エッチングは少なくとも一部に等方性エッチングを含むことを特徴とする請求項7に記載の貫通電極基板の製造方法。
- 前記マスクは前記エッチングが進行するにつれて取り除かれることを特徴とする請求項7に記載の貫通電極基板の製造方法。
- 請求項1乃至6のいずれか一項に記載の貫通電極基板を有する半導体装置。
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JP2014160122A JP5994825B2 (ja) | 2014-08-06 | 2014-08-06 | 貫通電極基板及びその製造方法、並びに貫通電極基板を用いた半導体装置 |
PCT/JP2015/070636 WO2016021397A1 (ja) | 2014-08-06 | 2015-07-21 | 貫通電極基板及びその製造方法、並びに貫通電極基板を用いた半導体装置 |
CN201580040076.XA CN106664794B (zh) | 2014-08-06 | 2015-07-21 | 贯通电极基板及其制造方法以及使用贯通电极基板的半导体装置 |
US15/422,990 US10008442B2 (en) | 2014-08-06 | 2017-02-02 | Through-electrode substrate, method for manufacturing same, and semiconductor device in which through-electrode substrate is used |
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JP7423907B2 (ja) | 2019-05-24 | 2024-01-30 | Toppanホールディングス株式会社 | 配線基板の製造方法 |
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