JPH0610641Y2 - Resistor - Google Patents
ResistorInfo
- Publication number
- JPH0610641Y2 JPH0610641Y2 JP1988008050U JP805088U JPH0610641Y2 JP H0610641 Y2 JPH0610641 Y2 JP H0610641Y2 JP 1988008050 U JP1988008050 U JP 1988008050U JP 805088 U JP805088 U JP 805088U JP H0610641 Y2 JPH0610641 Y2 JP H0610641Y2
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- resistor
- electrode portion
- common electrode
- lead
- 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.)
- Expired - Lifetime
Links
- 239000000758 substrate Substances 0.000 claims description 19
- 230000001681 protective effect Effects 0.000 claims description 12
- 230000010354 integration Effects 0.000 description 6
- 239000012212 insulator Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000001771 vacuum deposition Methods 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 229910001252 Pd alloy Inorganic materials 0.000 description 1
- 239000004962 Polyamide-imide Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229920002312 polyamide-imide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Details Of Resistors (AREA)
Description
【考案の詳細な説明】 ［考案の目的］ （産業上の利用分野） 本考案は抵抗器に関し、さらに詳しくは抵抗アレーや回
路ネットワーク等を構成する場合に好適な抵抗器に関す
る。DETAILED DESCRIPTION OF THE INVENTION [Object of Invention] (Field of Industrial Application) The present invention relates to a resistor, and more particularly to a resistor suitable for forming a resistor array or a circuit network.
（従来の技術） 従来における抵抗器の一例を第３図及び第４図を参照し
て説明する。(Prior Art) An example of a conventional resistor will be described with reference to FIGS. 3 and 4.
同図に示す抵抗器２０は、絶縁体製の基板２１と、この
基板２１上に所定の間隔を有しつつ平行配置された３個
の抵抗素子２２と、全体形状が略Ｌ字状で、その一片２
３ａが前記各抵抗素子２２の一方の端部側に共通接続さ
れ、他片２３ｂが各抵抗素子２２と平行配置となるよう
に基板２１上に形成した共通電極部２３と、前記各抵抗
素子２２のそれぞれの他方の端部上に重合状態で形成し
た３個のリード接続電極部２４と、前記各抵抗素子２
２、共通電極部２３の一片２３ａの一部及び各リード接
続電極部２４の一部を被覆する保護絶縁層（第３図，第
４図で想像線で示す）２５と、前記３個のリード接続電
極部２４及び共通電極部２３の他片２３ｂにそれぞれ接
続した合計４個のリード端子２６とを具備している。The resistor 20 shown in the figure has a substrate 21 made of an insulator, three resistance elements 22 arranged in parallel on the substrate 21 with a predetermined interval, and the overall shape is substantially L-shaped. The piece 2
3a is commonly connected to one end side of each resistance element 22, and the other piece 23b is formed on the substrate 21 so as to be arranged in parallel with each resistance element 22, and each resistance element 22. Of the three lead connection electrode portions 24 formed in a superposed state on the other end portion of each of the
2. A protective insulating layer (shown by an imaginary line in FIGS. 3 and 4) 25 that covers a part of the piece 23a of the common electrode part 23 and a part of each lead connection electrode part 24, and the three leads It is provided with a total of four lead terminals 26 connected to the connection electrode portion 24 and the other piece 23b of the common electrode portion 23, respectively.
そして、前記各抵抗素子２２における共通電極部２３の
一片２３ａから各リード接続電極部２４に至る領域（縦
方向の長さ1.2mm程度）Ｗにより、それぞれ所望の抵抗
値を得るようになっている。Then, a desired resistance value is obtained in each region W (length of about 1.2 mm in the vertical direction) W from one piece 23a of the common electrode portion 23 to each lead connection electrode portion 24 in each resistance element 22. .
しかしながらこの抵抗器２０においては、前記領域Ｗと
各リード接続電極部２４とが基板２１上において平面的
に別の位置に形成されるものであるため、この抵抗器２
０における集積度が悪化すると共に、基板２１の長さＬ
2が大きくなり（例えば3.5mm程度）全体形状の大型化を
招くという問題がある。However, in the resistor 20, the region W and the lead connection electrode portions 24 are formed at different positions on the substrate 21 in plan view.
The degree of integration at 0 deteriorates and the length L of the substrate 21 increases.
There is a problem that 2 becomes large (for example, about 3.5 mm) and the overall shape becomes large.
（考案が解決しようとする課題） 上述したように従来の抵抗器においては、集積度が悪く
部品の大型化を招くという問題がある。(Problems to be Solved by the Invention) As described above, the conventional resistor has a problem that the degree of integration is poor and the size of the component is increased.
そこで、本考案は電極部の構成を改良することによっ
て、集積度の向上が図れ、かつ部品小型化が可能となる
抵抗器を提供することを目的とするものである。Therefore, an object of the present invention is to provide a resistor which can improve the degree of integration and can reduce the size of parts by improving the structure of the electrode portion.
［考案の構成］ （課題を解決するための手段） 本考案は、共通電極部と個別電極部とが共に基板の一表
面に位置する抵抗器において、基板上に形成された複数
の抵抗素子と、一端が前記各抵抗素子の一端に共通接続
され、他端が前記基板上に延在する共通電極部と、前記
各抵抗素子の他端に形成された個別電極部と、両端が前
記共通電極部及び個別電極部の一部と前記抵抗素子全体
とを覆う様に設けられた保護絶縁層と、全記各個別電極
部における保護絶縁層で覆われていない部分に一端が接
続され、他端が前記保護絶縁層上に延在形成されたリー
ド接続部とからなり、前記共通電極部の延在端及び前記
各リード接続部にリード端子が接続されて同一方向に突
出していることを特徴とするものである。[Structure of the Invention] (Means for Solving the Problems) The present invention relates to a resistor in which a common electrode portion and an individual electrode portion are both located on one surface of a substrate, and a plurality of resistance elements formed on the substrate. , A common electrode portion having one end commonly connected to one end of each resistance element and the other end extending on the substrate, an individual electrode portion formed at the other end of each resistance element, and both ends having the common electrode Part and individual electrode part and a protective insulating layer provided so as to cover the entire resistive element, and one end is connected to a part of each individual electrode part which is not covered with the protective insulating layer, and the other end And a lead connecting portion extendingly formed on the protective insulating layer, wherein lead terminals are connected to the extending end of the common electrode portion and each of the lead connecting portions and project in the same direction. To do.
（作用） 以下に上記構成の抵抗器の作用を説明する。(Operation) The operation of the resistor having the above configuration will be described below.
この抵抗器によれば、電極部の一部をリード接続部とし
て抵抗素子を被覆する保護絶縁層上に形成し、このリー
ド接続部にリード端子を接続するようにしたものである
から、抵抗素子の上方にリード接続部が立体的にしか
も、各リード端子が同一方向に突出しているので、集積
度の向上及び部品の小型化が図れる。According to this resistor, part of the electrode portion is formed as a lead connecting portion on the protective insulating layer that covers the resistance element, and the lead terminal is connected to this lead connecting portion. Since the lead connection portion is three-dimensionally located above and the lead terminals project in the same direction, the degree of integration can be improved and the components can be downsized.
（実施例） 以下に本考案の実施例を第１図及び第２図を参照して説
明する。(Embodiment) An embodiment of the present invention will be described below with reference to FIGS. 1 and 2.
第１図に示す抵抗器１は、絶縁体製の基板２と、この基
板２上に所定の間隔を有しつつ平行配置された３個の長
方形状の抵抗素子３と、全体形状が略Ｌ字状で、その一
片４ａが前記各抵抗素子３の一方の端部側に重合する状
態で共通接続され、他片４ｂが各抵抗素子３と平行配置
となるように基板２上に形成した共通電極部４と、前記
各抵抗素子３のそれぞれの他方の端部上に重合状態で形
成したこの抵抗素子３と同一幅を有し、かつ長さが短い
３個の個別電極部５と、前記各抵抗素子３、共通電極部
４の一片４ａの一部及び各個別電極部５の一部を被覆す
る保護絶縁層（厚さ約２０μｍ程度）６と、各個別電極
部５の露出部分から保護絶縁層６の上面領域に亘って形
成した前記各個別電極部５と同一の幅を有する３個のリ
ード接続部７と、この各リード接続部７及び前記共通電
極部４の他片４ｂにそれぞれ接続配置した合計４個のリ
ード端子（縦方向の長さ1.27mm程度）８とを有してい
る。A resistor 1 shown in FIG. 1 includes a substrate 2 made of an insulator, three rectangular resistance elements 3 arranged in parallel on the substrate 2 with a predetermined gap, and an overall shape of the resistor 1. A common piece formed on the substrate 2 so that one piece 4a thereof is connected to one end side of each resistance element 3 in a state of being overlapped, and the other piece 4b is arranged in parallel with each resistance element 3 in a letter shape. An electrode part 4 and three individual electrode parts 5 having the same width as the resistance element 3 formed on the other end of each resistance element 3 in a superposed state and having a short length; A protective insulating layer (about 20 μm in thickness) 6 covering each resistance element 3, a part of the piece 4a of the common electrode part 4 and a part of each individual electrode part 5, and protection from the exposed part of each individual electrode part 5 Three lead connecting portions 7 having the same width as the individual electrode portions 5 formed over the upper surface region of the insulating layer 6, And a respective lead connecting portions 7 and the common electrode 4 of a total of four lead terminals respectively connected disposed on the other piece 4b (about vertical length 1.27 mm) 8 of.
そして、前記各抵抗素子３における共通電極部４の一片
４ａから各個別電極部５に至る領域（縦方向の長さ1.2m
m程度）Ｗにより、それぞれ従来例と同様な所望の抵抗
値を得るようになっている。Then, the area from the piece 4a of the common electrode portion 4 to each individual electrode portion 5 in each of the resistance elements 3 (the length in the vertical direction is 1.2 m
m) W, the respective desired resistance values similar to those in the conventional example are obtained.
また、前記各リード接続部７はそれぞれ各個別電極部５
に接続配置されていることから、個別電極部５の一部と
して機能するようになっている。Further, the lead connecting portions 7 are respectively connected to the individual electrode portions 5 respectively.
Since it is connected to and disposed at, it functions as a part of the individual electrode portion 5.
前記共通電極部４，個別電極部５及びリード接続部７の
材質としては、Ａｇ，Ａｇ−Ｐｄ合金，Ｃｕ，Ｃｕ合
金，Ｎｉ，Ｎｉ合金等を挙げることができる。Examples of the material of the common electrode portion 4, the individual electrode portion 5 and the lead connecting portion 7 include Ag, Ag-Pd alloy, Cu, Cu alloy, Ni, Ni alloy and the like.
また、保護絶縁層６の材質としては、エポキシ，ポリア
ミド，ポリイミド等の合成樹脂，ガラス等を挙げること
ができる。Examples of the material of the protective insulating layer 6 include synthetic resins such as epoxy, polyamide and polyimide, and glass.
さらに、前記抵抗素子３，両電極部４，５，保護絶縁層
６，リード接続部７の形成手法としては、スパッタリン
グ，真空蒸着，イオンプレーティング，湿式メッキ，真
空蒸着プラス湿式メッキ等の各方法を挙げることができ
る。Further, as the method of forming the resistance element 3, both electrode portions 4,5, the protective insulating layer 6, and the lead connection portion 7, each method such as sputtering, vacuum deposition, ion plating, wet plating, vacuum deposition plus wet plating, etc. Can be mentioned.
次に上記構成の抵抗器１の作用を説明する。Next, the operation of the resistor 1 having the above structure will be described.
この抵抗器１によれば、各個別電極部５の一部として機
能する各リード接続部７を、抵抗素子３における前記領
域Ｗ上を被覆している保護絶縁層６上に形成し、この各
リード接続部７からそれぞれ各リード端子８を取出すよ
うにしたものであるから、全体の構成が立体的となり従
来例と同様な所望の抵抗値を得る領域Ｗを確保しつつ集
積度の向上を図ることができる。According to this resistor 1, each lead connecting portion 7 functioning as a part of each individual electrode portion 5 is formed on the protective insulating layer 6 covering the region W of the resistance element 3, and each of these lead connecting portions 7 is formed. Since each lead terminal 8 is taken out from the lead connecting portion 7, the overall structure becomes three-dimensional and the degree of integration is improved while securing the region W in which a desired resistance value similar to the conventional example is obtained. be able to.
また上述した構成により、各抵抗素子３及び共通電極部
４の他片４ｂの長さをいずれも従来例と比較し短くする
ことができ、この結果、基板２の長さＬ1も従来例の基
板２１の長さＬ2よりも短く約1.9mm程度にすることが可
能で、この抵抗器１の全体形状を従来例の場合よりも小
型にすることができる。Further, with the above-described configuration, the length of each resistance element 3 and the other piece 4b of the common electrode portion 4 can be made shorter than that of the conventional example, and as a result, the length L 1 of the substrate 2 of the conventional example can be reduced. It is possible to make the length L 2 shorter than the length L 2 of the substrate 21 and about 1.9 mm, and the overall shape of the resistor 1 can be made smaller than that of the conventional example.
本考案は上述した実施例に限定されるものではなく、そ
の要旨の範囲内で種々の変形が可能である。The present invention is not limited to the above-described embodiments, and various modifications can be made within the scope of the invention.
例えば上述した実施例では、３個の抵抗素子を基板上に
設けた場合について説明したが、抵抗素子の個数は、１
個，２個，４個，５個，…等任意個数として実施でき
る。For example, in the above-described embodiment, the case where three resistance elements are provided on the substrate has been described, but the number of resistance elements is one.
Any number such as two, four, five, ... Can be implemented.
［考案の効果］ 以上詳述した本考案によれば、基板上の電極部の一部が
立体的に配置され、しかも、各リード端子が同一方向に
突出しているので、集積度が向上し、かつ部品自体の小
型化を図れる抵抗器を提供することができる。[Advantage of the Invention] According to the present invention described in detail above, since a part of the electrode portion on the substrate is three-dimensionally arranged and each lead terminal projects in the same direction, the integration degree is improved, In addition, it is possible to provide a resistor that can reduce the size of the component itself.
第１図は本考案の実施例を示す一部省略平面図、第２図
は第１図のI−I線断面図、第３図は従来の抵抗器の一例
を示す一部省略平面図、第４図は第３図のII−II線断面
図である。 １…抵抗器、２…基板、３…抵抗素子、 ４…共通電極部、５…個別電極部、 ６…保護絶縁層、７…リード接続部、 ８…リード端子。FIG. 1 is a partially omitted plan view showing an embodiment of the present invention, FIG. 2 is a sectional view taken along the line II of FIG. 1, and FIG. 3 is a partially omitted plan view showing an example of a conventional resistor. FIG. 4 is a sectional view taken along line II-II in FIG. DESCRIPTION OF SYMBOLS 1 ... Resistor, 2 ... Substrate, 3 ... Resistance element, 4 ... Common electrode part, 5 ... Individual electrode part, 6 ... Protective insulating layer, 7 ... Lead connection part, 8 ... Lead terminal.
Claims (1)
表面に位置する抵抗器において、基板上に形成された複
数の抵抗素子と、一端が前記各抵抗素子の一端に共通接
続され、他端が前記基板上に延在する共通電極部と、前
記各抵抗素子の他端に形成された個別電極部と、両端が
前記共通電極部及び個別電極部の一部と前記抵抗素子全
体とを覆う様に設けられた保護絶縁層と、前記各個別電
極部における保護絶縁層で覆われていない部分に一端が
接続され、他端が前記保護絶縁層上に延在形成されたリ
ード接続部とからなり、前記共通電極部の延在端及び前
記各リード接続部にリード端子が接続されて同一方向に
突出していることを特徴とする抵抗器。1. A resistor in which both a common electrode portion and an individual electrode portion are located on one surface of a substrate, wherein a plurality of resistance elements formed on the substrate and one end thereof are commonly connected to one end of each resistance element. , A common electrode part having the other end extending on the substrate, an individual electrode part formed at the other end of each of the resistance elements, and both ends having a part of the common electrode part and the individual electrode part and the entire resistance element. And a lead connection in which one end is connected to a portion of the individual electrode portion that is not covered with the protective insulating layer and the other end extends and is formed on the protective insulating layer. And a lead terminal connected to the extending end of the common electrode portion and each of the lead connecting portions and protruding in the same direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988008050U JPH0610641Y2 (en) | 1988-01-25 | 1988-01-25 | Resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988008050U JPH0610641Y2 (en) | 1988-01-25 | 1988-01-25 | Resistor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01113301U JPH01113301U (en) | 1989-07-31 |
| JPH0610641Y2 true JPH0610641Y2 (en) | 1994-03-16 |
Family
ID=31213584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988008050U Expired - Lifetime JPH0610641Y2 (en) | 1988-01-25 | 1988-01-25 | Resistor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0610641Y2 (en) |
-
1988
- 1988-01-25 JP JP1988008050U patent/JPH0610641Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01113301U (en) | 1989-07-31 |
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