JPH04162401A - Resistor - Google Patents
ResistorInfo
- Publication number
- JPH04162401A JPH04162401A JP2286857A JP28685790A JPH04162401A JP H04162401 A JPH04162401 A JP H04162401A JP 2286857 A JP2286857 A JP 2286857A JP 28685790 A JP28685790 A JP 28685790A JP H04162401 A JPH04162401 A JP H04162401A
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- electrodes
- bonding
- connection
- resistors
- 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
- 239000000758 substrate Substances 0.000 claims abstract description 5
- 239000000919 ceramic Substances 0.000 abstract description 2
- 239000010409 thin film Substances 0.000 abstract description 2
- 239000010408 film Substances 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Non-Adjustable Resistors (AREA)
Abstract
Description
【発明の詳細な説明】
〔発明の目的〕
(産業上の利用分野)
本発明は、抵抗値を可変設定することができる抵抗器に
関する。DETAILED DESCRIPTION OF THE INVENTION [Object of the Invention] (Field of Industrial Application) The present invention relates to a resistor whose resistance value can be variably set.
(従来の技術)
この種の抵抗器は、例えば、抵抗体に対して摺動子を回
転摺動させて接触点を変えることにより抵抗値を可変設
定できるようにしており、1種類の抵抗器で所望の抵抗
値に設定した抵抗器として使用することができる。(Prior art) In this type of resistor, for example, the resistance value can be variably set by rotating and sliding a slider on the resistor and changing the contact point. It can be used as a resistor with the desired resistance value set.
(発明が解決しようとする課題)
ところで、前記のような抵抗器では、所望の抵抗値が得
られた後に、その抵抗値が変化しないように、固定用の
接着剤などで摺動子などを固定する必要がある。(Problem to be Solved by the Invention) By the way, in the resistor as described above, after the desired resistance value is obtained, a slider or the like is attached with a fixing adhesive or the like so that the resistance value does not change. It needs to be fixed.
しかし、摺動子と抵抗体との間に接着剤が流れ込んで、
接触不良を生じる問題がある。また、摺動子を回転させ
るためのスペースが必要であり、抵抗器自体の小型化が
困難であった。However, the adhesive flows between the slider and the resistor,
There is a problem of poor contact. Furthermore, a space is required for rotating the slider, making it difficult to downsize the resistor itself.
本発明は、このような点に鑑みてなされたもので、接触
不良などの恐れを解消でき1、しかも、小型化すること
ができる抵抗器を提供することを1」的とするものであ
る。The present invention has been made in view of these points, and an object thereof is to provide a resistor that can eliminate the fear of poor contact and the like, and can be made smaller.
(課題を解決するための手段)
本発明は、基板上に抵抗体を設けるとともにこの抵抗体
の両端に一対の接続用電極を設け、その一対の接続用電
極間の抵抗体上にボンディング用電極を設けたものであ
る。(Means for Solving the Problems) The present invention provides a resistor on a substrate, a pair of connecting electrodes at both ends of the resistor, and a bonding electrode on the resistor between the pair of connecting electrodes. It has been established.
(作用)
本発明では、ボンディング用電極を使用してボンディン
グを行うことにより、一対の接続用電極間の抵抗値を可
変設定できるようにしている。(Function) In the present invention, the resistance value between a pair of connection electrodes can be variably set by performing bonding using bonding electrodes.
(実施例)
以下、本発明の一実施例の構成を図面を参照して説明す
る。(Example) Hereinafter, the configuration of an example of the present invention will be described with reference to the drawings.
抵抗器1は、セラミック製の基板2を備え、この基板2
の上面に抵抗体3が形成され、この抵抗体3の両端に接
続して接続用電極4が形成されている。The resistor 1 includes a ceramic substrate 2.
A resistor 3 is formed on the upper surface of the resistor 3, and connection electrodes 4 are formed connected to both ends of the resistor 3.
接続用電極4開の抵抗体3上には、抵抗体3を複数の抵
抗R+ 、R2,R,、R4に分割する複数のボンディ
ング用電極5が形成されている。A plurality of bonding electrodes 5 are formed on the resistor 3 with the connecting electrode 4 open to divide the resistor 3 into a plurality of resistors R+, R2, R, and R4.
それらの抵抗値は例えばR,=IKΩ、R2−2IくΩ
、R,=4にΩ、R4=8にΩなど適切な値になるよう
にする。Their resistance values are, for example, R, = IKΩ, R2-2I×Ω
, R,=4 is set to Ω, R4=8 is set to Ω, etc., to appropriate values.
なお、前記抵抗体3や電極4,5は厚膜でも薄膜でもよ
い。Note that the resistor 3 and electrodes 4 and 5 may be thick or thin films.
そして、このように構成された抵抗器1は、抵抗R1〜
R4で定まる抵抗値が設定されでいる。The resistor 1 configured in this way has resistors R1 to
A resistance value determined by R4 has been set.
また、例えば抵抗R4の両端のボンディング用電極5を
ワイヤーボンディング11などによって接続することに
より、その抵抗R3を短絡させ、抵抗R+ 、R2、R
4で定まる抵抗値に可変設定することができる。Further, for example, by connecting the bonding electrodes 5 at both ends of the resistor R4 by wire bonding 11 or the like, the resistor R3 is short-circuited, and the resistors R+, R2, R
The resistance value can be variably set to a value determined by 4.
したがって、任意のボンディング用電極5のボンディン
グを行い、そのボンディング用電極5間の抵抗を短絡さ
せることにより、抵抗値を初期値よりも低い値に可変設
定することができる。Therefore, by bonding arbitrary bonding electrodes 5 and short-circuiting the resistance between the bonding electrodes 5, the resistance value can be variably set to a value lower than the initial value.
なお、ボンディング用電極5は、前記実施例のように抵
抗体3を完全に分割する状態に形成する他、抵抗体3を
分割しない状態に抵抗体3上の所々に形成してもよい。Note that the bonding electrodes 5 may be formed in a state where the resistor 3 is completely divided as in the embodiment described above, or they may be formed in places on the resistor 3 without dividing the resistor 3.
本発明によれば、一対の接続用電極間の抵抗体上にボン
ディング用電極を設け、そのボンディング用電極を使用
してボンディングを行うことにより、一対の接続用電極
間の抵抗値を可変設定することができ、接触不良などの
恐れを解消でき、しかも、小型化することができる。According to the present invention, the resistance value between the pair of connection electrodes is variably set by providing a bonding electrode on the resistor between the pair of connection electrodes and performing bonding using the bonding electrode. This eliminates the risk of poor contact and allows for miniaturization.
図は本発明の抵抗器の一実施例を示す斜視図である。
1・・抵抗器、2・・基板、3・・抵抗体、4・・接続
用電極、5・・ボンディング用電極。
〔The figure is a perspective view showing one embodiment of the resistor of the present invention. 1. Resistor, 2. Substrate, 3. Resistor, 4. Connection electrode, 5. Bonding electrode. [
Claims (1)
端に一対の接続用電極を設け、その一対の接続用電極間
の抵抗体上にボンディング用電極を設けたことを特徴と
する抵抗器。(1) A resistor characterized in that a resistor is provided on a substrate, a pair of connecting electrodes are provided at both ends of the resistor, and a bonding electrode is provided on the resistor between the pair of connecting electrodes. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2286857A JPH04162401A (en) | 1990-10-24 | 1990-10-24 | Resistor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2286857A JPH04162401A (en) | 1990-10-24 | 1990-10-24 | Resistor |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH04162401A true JPH04162401A (en) | 1992-06-05 |
Family
ID=17709927
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2286857A Pending JPH04162401A (en) | 1990-10-24 | 1990-10-24 | Resistor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH04162401A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016121203A1 (en) * | 2015-01-26 | 2016-08-04 | Koa株式会社 | Chip resistor |
-
1990
- 1990-10-24 JP JP2286857A patent/JPH04162401A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016121203A1 (en) * | 2015-01-26 | 2016-08-04 | Koa株式会社 | Chip resistor |
CN107210103A (en) * | 2015-01-26 | 2017-09-26 | 兴亚株式会社 | Patch resistor |
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