JP2015076597A - コイル基板及びその製造方法、インダクタ - Google Patents
コイル基板及びその製造方法、インダクタ Download PDFInfo
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- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
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- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
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- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
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- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
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- 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
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- 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
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- 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
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- 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
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- 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
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- Y10T29/49—Method of mechanical manufacture
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- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
まず、本実施の形態に係るコイル基板の構造について説明する。図1は、本実施の形態に係るコイル基板を例示する図である。なお、図1(c)は平面図であり、図1(a)は図1(c)のA−A線に沿う断面図、図1(b)は図1(c)のB−B線に沿う断面図である。図2は、本実施の形態に係るコイル基板を構成する各構造体の配線の形状を模式的に例示する斜視図である。
次に、本実施の形態に係るコイル基板の製造方法について説明する。図4〜図21は、本実施の形態に係るコイル基板の製造工程を例示する図である。まず、図4に示す工程について説明する。図4(a)は平面図であり、図4(b)は図4(a)の1つの個別領域C(後述)の近傍についての図4(a)のYZ平面に平行な方向の断面を示している。図4に示す工程では、まず、基板101(第1基板)として例えばリール状(テープ状)の可撓性を有する絶縁樹脂フィルムを準備する。
1A 第1構造体
1B 第2構造体
1C 第3構造体
1D 第4構造体
1E 第5構造体
1F 第6構造体
1G 第7構造体
1x 貫通孔
1y コイル基板の一方の側面
1z コイル基板の他方の側面
101〜107、1M 基板
10z スプロケットホール
201〜207、401〜407 絶縁層
301 第1配線
302 第2配線
303 第3配線
304 第4配線
305 第5配線
306 第6配線
307 第7配線
35、37 接続部
36 バスライン
501〜507 接着層
601〜6011 ビア配線
70 絶縁膜
80 連結部
110 封止樹脂
120、130 電極
3001 金属箔
3011〜3017 金属層
C 個別領域
Claims (14)
- 第1の絶縁層と、前記第1の絶縁層上に形成されたコイルの一部となる配線と、を備えた構造体を複数個積層した積層体と、
前記積層体の表面を被覆する絶縁膜と、を有し、
隣接する前記構造体の前記配線同士を直列に接続して螺旋状のコイルを形成したコイル基板。 - 前記第1の絶縁層上に前記配線を被覆して形成された第2の絶縁層を有し、
夫々の前記構造体は接着層を介して積層されている請求項1記載のコイル基板。 - 前記配線の端面の一部は前記積層体の外壁面から露出し、前記外壁面から露出する前記端面は前記絶縁膜で被覆されている請求項1又は2記載のコイル基板。
- 前記積層体を貫通する貫通孔が形成され、前記配線の端面の一部は前記貫通孔の内壁面から露出し、前記内壁面から露出する前記端面は前記絶縁膜で被覆されている請求項1乃至3の何れか一項記載のコイル基板。
- 1つの前記構造体に形成される前記配線は、コイルの1巻き以下である請求項1乃至4の何れか一項記載のコイル基板。
- 前記配線の端部に前記配線と一体に形成された接続部が設けられている構造体を含み、
前記接続部の一部は前記絶縁膜から露出している請求項1乃至5の何れか一項記載のコイル基板。 - 請求項1乃至6の何れか一項記載のコイル基板となる複数の領域が配列されたコイル基板。
- 請求項6記載のコイル基板と、
前記接続部の一部を除いて前記コイル基板を被覆する封止樹脂と、
前記封止樹脂の外側に形成され、前記接続部の一部と電気的に接続された電極と、を有するインダクタ。 - 前記封止樹脂は磁性体を含有し、
前記封止樹脂は、前記コイル基板を貫通する貫通孔内に充填されている請求項8記載のインダクタ。 - 第1の絶縁層と、前記第1の絶縁層上に形成された金属層と、を備えた構造体を複数個作製する工程と、
隣接する前記構造体の前記配線同士を直列に接続しながら夫々の前記構造体を順次積層して積層体を形成する工程と、
前記積層体を成形して、夫々の前記構造体の金属層をコイルの一部を構成する形状の配線に同時に加工し、前記配線同士が直列に接続された螺旋状のコイルを形成する工程と、を有するコイル基板の製造方法。 - 前記構造体を複数個作製する工程では、第1の絶縁層と、前記第1の絶縁層上に形成された金属層と、前記第1の絶縁層上に前記金属層を被覆して形成された第2の絶縁層と、を備えた構造体を作製し、
前記積層体を形成する工程では、夫々の前記構造体を接着層を介して順次積層する請求項10記載のコイル基板の製造方法。 - 前記構造体を複数個作製する工程は、
第1基板上に第1構造体を作製する工程と、
第2基板上に第2構造体を形成する工程と、を含み、
前記積層体を形成する工程は、
前記第1構造体と前記第2構造体とを接着層を介して対向配置し、前記第1基板と前記第2基板が外側になるように積層する工程と、
前記第2基板を除去する工程と、
前記第1構造体の配線と前記第2構造体の配線とを直列に接続する工程と、を含む、請求項10又は11記載のコイル基板の製造方法。 - 前記積層体の成形をプレス加工により行う請求項10乃至12の何れか一項記載のコイル基板の製造方法。
- 前記積層体の成形をレーザ加工により行う請求項10乃至12の何れか一項記載のコイル基板の製造方法。
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JP2013214129A JP6425375B2 (ja) | 2013-10-11 | 2013-10-11 | コイル基板及びその製造方法、インダクタ |
US14/488,400 US9396874B2 (en) | 2013-10-11 | 2014-09-17 | Method of manufacturing coil substrate and inductor |
CN201410493906.1A CN104575987B (zh) | 2013-10-11 | 2014-09-24 | 线圈基板及其制造方法、以及电感器 |
KR1020140135866A KR102142375B1 (ko) | 2013-10-11 | 2014-10-08 | 코일 기판, 그 제조 방법 및 인덕터 |
US15/180,421 US10014100B2 (en) | 2013-10-11 | 2016-06-13 | Coil substrate, method of manufacturing coil substrate and inductor |
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Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2016219579A (ja) * | 2015-05-19 | 2016-12-22 | 新光電気工業株式会社 | インダクタ及びその製造方法 |
JP2017034176A (ja) * | 2015-08-05 | 2017-02-09 | Tdk株式会社 | 積層コイル部品 |
JP2017034240A (ja) * | 2015-07-29 | 2017-02-09 | サムソン エレクトロ−メカニックス カンパニーリミテッド. | コイル部品及びその製造方法 |
US9721884B2 (en) | 2015-10-27 | 2017-08-01 | Shinko Electric Industries Co., Ltd. | Inductor device and method of manufacturing the same |
JP2017191923A (ja) * | 2016-04-15 | 2017-10-19 | サムソン エレクトロ−メカニックス カンパニーリミテッド. | コイル電子部品 |
JP6261104B1 (ja) * | 2017-03-30 | 2018-01-17 | 株式会社伸光製作所 | プリント基板の製造方法 |
US20180033539A1 (en) * | 2016-07-27 | 2018-02-01 | Samsung Electro-Mechanics Co., Ltd. | Inductor having via connection layer |
JP6296407B1 (ja) * | 2017-02-02 | 2018-03-20 | 株式会社伸光製作所 | 多列型プリント基板とその製造方法 |
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US10014100B2 (en) | 2018-07-03 |
US20150102890A1 (en) | 2015-04-16 |
CN104575987A (zh) | 2015-04-29 |
KR20150042722A (ko) | 2015-04-21 |
US9396874B2 (en) | 2016-07-19 |
CN104575987B (zh) | 2018-11-20 |
KR102142375B1 (ko) | 2020-08-07 |
US20160284458A1 (en) | 2016-09-29 |
JP6425375B2 (ja) | 2018-11-21 |
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