JPS5958805A - Laminated inductor - Google Patents
Laminated inductorInfo
- Publication number
- JPS5958805A JPS5958805A JP57170132A JP17013282A JPS5958805A JP S5958805 A JPS5958805 A JP S5958805A JP 57170132 A JP57170132 A JP 57170132A JP 17013282 A JP17013282 A JP 17013282A JP S5958805 A JPS5958805 A JP S5958805A
- Authority
- JP
- Japan
- Prior art keywords
- sheets
- coil
- sheet
- electrode
- laminated inductor
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 238000010030 laminating Methods 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000010304 firing Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000010445 mica Substances 0.000 description 1
- 229910052618 mica group Inorganic materials 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
- Coils Or Transformers For Communication (AREA)
- Multi-Conductor Connections (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は印刷等によって形成された複数のコイル素子を
積層して１つのコイルを形成するように構成した積層イ
ンダクタに関する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a laminated inductor configured to form one coil by laminating a plurality of coil elements formed by printing or the like.
従来例の構成とその問題点
従来、積層インダクタを構成する場合には、領域を２つ
に分割し、第１．第２の領域にそれぞれ絶縁層、半円状
のコイル層を順次交互に形成し。Conventional configuration and its problems Conventionally, when constructing a laminated inductor, the area is divided into two areas, the first. Insulating layers and semicircular coil layers are sequentially and alternately formed in the second region.
上下半円状のコイル層を互に電気的に接続し、全体とし
てスパイラル状のコイルを形成するようにしている。し
かしながら、この種のものは領域を２つに分割し、それ
ぞれに絶縁層、コイル層を順次交互に形成する必要があ
り、全体としてその製造が非常に面倒でコストアップに
なるという問題があった。The upper and lower semicircular coil layers are electrically connected to each other to form a spiral coil as a whole. However, with this kind of device, it is necessary to divide the area into two and form an insulating layer and a coil layer alternately in each area, which makes the manufacturing process as a whole extremely troublesome and increases costs. .
発明の目的
本発明は以上のような従来の欠点を除去するものであり
、簡単にしかも安価に構成できる優れた積層インダクタ
を提供するものである。OBJECTS OF THE INVENTION The present invention eliminates the above-mentioned conventional drawbacks and provides an excellent laminated inductor that can be constructed simply and at low cost.
発明の構成
本発明は表面に巻数１回未満のコイル素子を有する複数
の絶縁シートを使用し、これらのシートに
全何枚か積層し、上１シートの端部に引出された起
上下コイル素子の端部全土下シートの端面に形成された
電極により互に電気的に接続し、全体として巻数１回以
上のコイルを形成するように構成したものである。Structure of the Invention The present invention uses a plurality of insulating sheets having a coil element with less than one turn on the surface, and a plurality of insulating sheets are laminated on these sheets, and a vertical coil element is drawn out at the end of the upper sheet. The entire end portion of the sheet is electrically connected to each other by electrodes formed on the end surface of the lower sheet, and the entire end portion is configured to form a coil having one or more turns.
実施例の説明
第１図ａ、ｂ、ｃ、ｄはそれぞれ本発明の積層インダク
タを構成する各シートの正面図であシ。DESCRIPTION OF THE EMBODIMENTS FIGS. 1a, b, c, and d are front views of each sheet constituting the laminated inductor of the present invention.
図中１．２．３．４はそれぞれ表面にスクリーン印刷法
等によって巻数１回未満のコイル素子６゜６．７．８が
形成された第１．第２．第３．第４の焼成前の絶縁シー
ト（以下グリーンシートという）である。In the figure, 1, 2, 3 and 4 are the first coil elements on which a coil element 6°6.7.8 with less than one turn is formed on the surface by screen printing or the like. Second. Third. This is a fourth insulating sheet before firing (hereinafter referred to as a green sheet).
第２図、第３図はこれらのグリーンシート１゜２．３．
４をそれぞれ積層した状態の上面図及び断面図であ９１
図中９ 、１０ 、１１．１２．１３ はそれぞれグ
リーンシートの端面に形成された電極。Figures 2 and 3 show these green sheets 1゜2.3.
91 is a top view and a cross-sectional view of the laminated state of 4.
In the figure, 9, 10, 11, 12, and 13 are electrodes formed on the end faces of the green sheets, respectively.
ｔ。t.
１４．１５はそれぞれ積層された上下グリーンシートの
最外側に設けられた内部保護用のグリーンシートである
。Reference numerals 14 and 15 denote green sheets for internal protection provided on the outermost sides of the stacked upper and lower green sheets.
尚、各グリーンシーＭ、２，３．４上に形成されたコイ
ル素子５，６，７．８はそれぞれ電極２１．３．４の端
部に引出されている。したがってイ
上下シー）１．２．３．４の端部に第２図に示すように
各電極９．１０，１１，１２．１３ を形成することに
よシ、コイル素子６の一端が電極９に接続され、他端が
電極１ｏ全介してコイル素子６・の一端に接続される。Incidentally, the coil elements 5, 6, 7.8 formed on each green sea M, 2, 3.4 are respectively drawn out to the ends of the electrodes 21.3.4. Therefore, by forming each electrode 9.10, 11, 12.13 at the end of the upper and lower seats 1.2.3.4 as shown in FIG. The other end is connected to one end of the coil element 6 through the entire electrode 1o.
そして、コイル素子６，７の他端がそれぞれ電極１１．
１２’ｉ介してコイル素子孔８の一端に接続され、コイ
ル素子８の他端が電極１３に接続される。その結果、コ
イル素子５，６゜７．８は電極１０．１１．１２を介し
て互に直列に接続されることになり、全体として巻数１
回以上のコイルが形成される。The other ends of the coil elements 6 and 7 are respectively electrodes 11.
It is connected to one end of the coil element hole 8 through 12'i, and the other end of the coil element 8 is connected to the electrode 13. As a result, the coil elements 5, 6° 7.8 are connected in series to each other via the electrodes 10, 11, 12, with a total number of turns of 1.
More than one coil is formed.
このようにして、巻数１回以上のコイルが形成武
された状態で上ネジ−）１，２，３，４，１４゜１５を
焼成すればこれらが一体になり、完全な積層インダクタ
が形成される。In this way, when a coil with one or more turns is formed, firing the upper screws (1, 2, 3, 4, 14°15) will unite them and form a complete multilayer inductor. Ru.
発明の効果
本発明は上記実施例よシ明らかなように、表面に巻数１
回未満のコイル素子を有する複数のシートを互に積層し
、上下シートの端部に引出された上下コイル素子の端部
を上下シートの端面に形成された各電極によって互に電
気的に接続し、全体として巻数１回以上のコイルを形成
するように構成したものであり、予め各シートにコイル
素子を第形成しておき、これを積層して端面に電極を形
成するだけで各端に構成することができ、全体として簡
単にかつ安価に優れた積層インダクタを得ることができ
る。Effects of the Invention As is clear from the above embodiment, the present invention has a winding of 1 on the surface.
A plurality of sheets each having a coil element of less than 10 times are stacked on top of each other, and the ends of the upper and lower coil elements drawn out to the ends of the upper and lower sheets are electrically connected to each other by electrodes formed on the end surfaces of the upper and lower sheets. , which is configured to form a coil with one or more turns as a whole, and can be configured at each end by simply forming a coil element on each sheet in advance, stacking these and forming electrodes on the end faces. As a whole, an excellent multilayer inductor can be obtained easily and inexpensively.
尚、実施例ではシートとして焼成可能なグリーンシート
を用いたが、マイカ、紙、その他のシートを用いても同
様に構成することができる０また実施例では４枚のシー
トを積層し、これらのシート上に形成されたコイル素子
を全て直列に接続したがシートの枚数を任意に選び、コ
イル素子を任意に並列接続するようにしても良い。In addition, although a sinterable green sheet was used as a sheet in the example, the structure can be similarly constructed using mica, paper, or other sheets.Furthermore, in the example, four sheets were stacked and these Although all the coil elements formed on the sheets are connected in series, the number of sheets may be arbitrarily selected and the coil elements may be arbitrarily connected in parallel.
第１図は本発明の積層インダクタを構成する各７−トの
一実施の上面図、第２図は同シートを用いて構成した本
発明の積層インダクタの一実施例の上面図、第３図は同
実施例の断面図である。
１〜４・・・・・・シート、６〜８°°°°°°コイル
素子、９〜１３・・・・・・電極、１４．１５・・・・
・・保護用シート。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名１図
第３図
にFIG. 1 is a top view of one embodiment of each of the seven sheets constituting the laminated inductor of the present invention, FIG. 2 is a top view of an embodiment of the laminated inductor of the present invention constructed using the same sheet, and FIG. is a sectional view of the same embodiment. 1-4...Sheet, 6-8°°°°°Coil element, 9-13...Electrode, 14.15...
・Protection sheet. Name of agent: Patent attorney Toshio Nakao and 1 other person See Figure 1 in Figure 3
Claims (1)
し、全体として巻数１回以上のコイルを形成するように
した積層インダクタ。A laminated inductor that is electrically connected to each other through electrodes formed on the end faces of sheets, forming a coil with one or more turns as a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57170132A JPS5958805A (en) | 1982-09-28 | 1982-09-28 | Laminated inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57170132A JPS5958805A (en) | 1982-09-28 | 1982-09-28 | Laminated inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5958805A true JPS5958805A (en) | 1984-04-04 |
Family
ID=15899244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57170132A Pending JPS5958805A (en) | 1982-09-28 | 1982-09-28 | Laminated inductor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5958805A (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5307042A (en) * | 1992-02-19 | 1994-04-26 | B&D Liquidation Corp. | Search coil frame assembly for metal and method for making same |
| US5386206A (en) * | 1991-10-03 | 1995-01-31 | Murata Manufacturing Co., Ltd. | Layered transformer coil having conductors projecting into through holes |
| US6073339A (en) * | 1996-09-20 | 2000-06-13 | Tdk Corporation Of America | Method of making low profile pin-less planar magnetic devices |
| US6114936A (en) * | 1997-05-23 | 2000-09-05 | Murata Manufacturing Co., Ltd. | Multilayer coil and manufacturing method for same |
| JP2014013824A (en) * | 2012-07-04 | 2014-01-23 | Tdk Corp | Common mode filter |
| JP2017168472A (en) * | 2016-03-14 | 2017-09-21 | 株式会社村田製作所 | Multilayer substrate |
| JP2021125531A (en) * | 2020-02-04 | 2021-08-30 | 株式会社村田製作所 | Common mode choke coil |
| JP2021125530A (en) * | 2020-02-04 | 2021-08-30 | 株式会社村田製作所 | Common mode choke coil |
-
1982
- 1982-09-28 JP JP57170132A patent/JPS5958805A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5386206A (en) * | 1991-10-03 | 1995-01-31 | Murata Manufacturing Co., Ltd. | Layered transformer coil having conductors projecting into through holes |
| US5307042A (en) * | 1992-02-19 | 1994-04-26 | B&D Liquidation Corp. | Search coil frame assembly for metal and method for making same |
| US5365652A (en) * | 1992-02-19 | 1994-11-22 | B&D Liquidation Corp. | Method for making a search coil frame assembly for metal detectors |
| US6073339A (en) * | 1996-09-20 | 2000-06-13 | Tdk Corporation Of America | Method of making low profile pin-less planar magnetic devices |
| US6114936A (en) * | 1997-05-23 | 2000-09-05 | Murata Manufacturing Co., Ltd. | Multilayer coil and manufacturing method for same |
| JP2014013824A (en) * | 2012-07-04 | 2014-01-23 | Tdk Corp | Common mode filter |
| JP2017168472A (en) * | 2016-03-14 | 2017-09-21 | 株式会社村田製作所 | Multilayer substrate |
| JP2021125531A (en) * | 2020-02-04 | 2021-08-30 | 株式会社村田製作所 | Common mode choke coil |
| JP2021125530A (en) * | 2020-02-04 | 2021-08-30 | 株式会社村田製作所 | Common mode choke coil |
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