JPS62232953A - Resistor for hybrid integrated circuit - Google Patents
Resistor for hybrid integrated circuitInfo
- Publication number
- JPS62232953A JPS62232953A JP7698386A JP7698386A JPS62232953A JP S62232953 A JPS62232953 A JP S62232953A JP 7698386 A JP7698386 A JP 7698386A JP 7698386 A JP7698386 A JP 7698386A JP S62232953 A JPS62232953 A JP S62232953A
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- resistance
- resistance value
- resistors
- integrated circuit
- 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
- 239000000463 material Substances 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract 2
- 238000005488 sandblasting Methods 0.000 claims description 2
- 238000009966 trimming Methods 0.000 abstract description 2
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Parts Printed On Printed Circuit Boards (AREA)
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、混成集積回路用抵抗体に関し、特に、その抵
抗温度係数が調整された抵抗体に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a resistor for a hybrid integrated circuit, and particularly to a resistor whose temperature coefficient of resistance is adjusted.
従来、混成集積回路用抵抗体は、その抵抗温度係数（以
後ＴＣＲと記す）は抵抗体材料の物理的特性に依存して
一義的に決定されていた。すなわち、第２図は従来の混
成集積回路用抵抗体の一例を示す平面図であり、図にお
いて、Ｔａ′！たは几ｈＯなどの抵抗体材料を、絶縁基
板（紙面）の上に所定の形に形成した抵抗体１の両端に
、電極２ａ 、 ２ｂをそれぞれ設け、所望の抵抗値を
得るために、レーザ光の照射またはサンドプラスト法な
どにより抵抗体１の１部分３を切削除去していた。Conventionally, the temperature coefficient of resistance (hereinafter referred to as TCR) of a resistor for a hybrid integrated circuit has been uniquely determined depending on the physical properties of the resistor material. That is, FIG. 2 is a plan view showing an example of a conventional resistor for a hybrid integrated circuit, and in the figure, Ta'! Electrodes 2a and 2b are respectively provided at both ends of a resistor 1 made of a resistor material such as HO or HO formed in a predetermined shape on an insulating substrate (on the paper), and a laser beam is applied to obtain a desired resistance value. One portion 3 of the resistor 1 was removed by irradiation with light or sand blasting.
上述のようにして、所望の抵抗値の抵抗体を得ることは
できるが、抵抗温度係数（ＴＣ几）は、抵抗体の材料の
物理的特性により一義的に決定してしまうので、所望の
ＴＣＩ（を得ようとする場合、そのＴ ＣＲを有する抵
抗体材料を選択しなければならないという欠点がある。Although it is possible to obtain a resistor with a desired resistance value as described above, the temperature coefficient of resistance (TC) is uniquely determined by the physical characteristics of the material of the resistor. (If you try to obtain (), there is a drawback that you have to select a resistor material that has that T CR.
しかして、た゛またま所望のＴＣルをもつ抵抗体材料を
見出すことができたとしても、それによる所望の抵抗値
の抵抗体を得るには、形が大き過ぎるとか、または、電
力耐量がもたない、安定性に欠けるなどの問題が発生す
るという欠点があった。Even if it were possible to find a resistor material with the desired TCL, the shape would be too large or the power capacity would be insufficient to obtain a resistor with the desired resistance value. However, there were disadvantages such as poor performance and lack of stability.
上記問題点に対し本発明では、’ｒ ｃ ｋＬの異なる
２種類の抵抗体材料からなる抵抗体を直列に組合せ、そ
れぞれの抵抗体をレーザトリミングなどにより抵抗値調
整を行うと共に、組合せ全体として所望の抵抗値および
Ｔ ＣＲを得るようにしている。In order to solve the above problems, the present invention combines resistors made of two types of resistor materials with different 'r c kL in series, adjusts the resistance value of each resistor by laser trimming, etc. The resistance value and TCR are obtained.
次に本発明について図面を参照して説明する。 Next, the present invention will be explained with reference to the drawings.
第１図は本発明の一実施例の平面図である。第１図にお
いて、ｌａ、ｌｂはＴＣＲの異なる抵抗体材料から作ら
れた抵抗体を示し、２ａ、２ｂ、２ｃは抵抗体１ａ、ｌ
ｂの両端に設けた電極を示す。３ａ。FIG. 1 is a plan view of one embodiment of the present invention. In FIG. 1, la and lb indicate resistors made from different resistor materials of TCR, and 2a, 2b, and 2c represent resistors 1a and l.
The electrodes provided at both ends of b are shown. 3a.
３ｂはｌａ、ｌｂに設けた抵抗値調整用の切削部である
。3b is a cutting portion provided at la and lb for resistance value adjustment.
抵抗体１ａ、ｌｂおよびこれらの直列合成抵抗の抵抗温
度係数、さらに抵抗値調節後の抵抗値をαａ。αa is the resistance temperature coefficient of resistors 1a, lb and their series combined resistance, and the resistance value after resistance value adjustment.
αｂおよび几ａ、凡すとし、抵抗調節時の温度（常温）
からΔＴ（”Ｏ）の温度変化があった場合の合成抵抗値
をＲＴとすれば、
Ｒ，７＝几ａｒ＋Ｒｂ丁＝Ｒａ（１＋αａΔＴ）−１ｂ
（１＋αｂΔＴ）所望の合成抵抗値Ａ１合成の抵抗温度
係数をＢとすれば、
Ａ＝ｋＬａ十凡す
となり、上の２式からＲａ、几すはつぎのように表わす
ことができる。αb and 几a are assumed to be the temperature at the time of resistance adjustment (normal temperature)
If the combined resistance value when there is a temperature change of ΔT ("O) from , is RT, then R, 7 = 几ar + Rb ding = Ra (1 + αaΔT) - 1b
(1+αbΔT) Desired combined resistance value A1 If the combined resistance temperature coefficient is B, then A=kLa, and from the above two equations, Ra and L can be expressed as follows.
よって、上式から得られるｋＬａ、Ｒｂの値に第１図の
抵抗体１ａ、ｌｂを調節することによシ、所望の合成抵
抗温度係数Ｂおよび所望の合成抵抗Ａを有する抵抗体を
得ることができる。Therefore, by adjusting the resistors 1a and lb in FIG. 1 to the values of kLa and Rb obtained from the above equation, a resistor having a desired composite resistance temperature coefficient B and a desired composite resistance A can be obtained. I can do it.
以上述べたように、本発明によれば抵抗温度係数（’ｒ
ｃａ）の異なる抵抗体材料からなる２種類の抵抗体を直
列に合成することによシ、該２種類のＴＣＲの中間のＴ
ＣＲ，の範囲内の所望のＴＣ几をもち、かつ、所望の抵
抗値を有する抵抗体が容易に得られる。As described above, according to the present invention, the temperature coefficient of resistance ('r
By combining two types of resistors made of different resistor materials in series, T
A resistor having a desired TC value within the range of CR and a desired resistance value can be easily obtained.
第１図は本発明の一実施例の平面図、第２図は従来の混
成集積回路用抵抗体の一例を示す平面図である。
Ｌｌａ、Ｉｂ””−−・抵抗体、２ａ、２ｂ、２ｃｍ−
−−−一電極、３ 、３ａ 、 ３ｂ・・・・・・抵抗
体切削部。FIG. 1 is a plan view of an embodiment of the present invention, and FIG. 2 is a plan view showing an example of a conventional resistor for a hybrid integrated circuit. Lla, Ib””--Resistor, 2a, 2b, 2cm-
---One electrode, 3, 3a, 3b... Resistor cutting part.
Claims (1)
列に組合せて、レーザ光照射、サンドプラスト等の方法
により抵抗値調整が行われて所望の抵抗値とされると共
に、所望の抵抗温度係数を具備せしめられていることを
特徴とする混成集積回路用抵抗体。Resistors made of resistor materials with different resistance temperature coefficients are combined in series, and the resistance value is adjusted by methods such as laser beam irradiation and sand blasting to obtain the desired resistance value. A resistor for a hybrid integrated circuit, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7698386A JPS62232953A (en) | 1986-04-02 | 1986-04-02 | Resistor for hybrid integrated circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7698386A JPS62232953A (en) | 1986-04-02 | 1986-04-02 | Resistor for hybrid integrated circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62232953A true JPS62232953A (en) | 1987-10-13 |
Family
ID=13621012
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7698386A Pending JPS62232953A (en) | 1986-04-02 | 1986-04-02 | Resistor for hybrid integrated circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62232953A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5266529A (en) * | 1991-10-21 | 1993-11-30 | Trw Inc. | Focused ion beam for thin film resistor trim on aluminum nitride substrates |
-
1986
- 1986-04-02 JP JP7698386A patent/JPS62232953A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5266529A (en) * | 1991-10-21 | 1993-11-30 | Trw Inc. | Focused ion beam for thin film resistor trim on aluminum nitride substrates |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2017007A1 (en) | Ptc thermistor and manufacturing method for the same | |
| EP0239386A3 (en) | Load cell and temperature correction of the same | |
| DE10245313A1 (en) | Thin film thermistor and method for adjusting its resistance | |
| ES8505492A1 (en) | Method of adjusting the valence of resistances. | |
| JPS62232953A (en) | Resistor for hybrid integrated circuit | |
| US4480376A (en) | Thermistors, their method of production | |
| JPH05258925A (en) | Thin film resistor | |
| JPS5728350A (en) | Manufacture of hybrid integrated circuit | |
| JPH02298049A (en) | Semiconductor integrated circuit | |
| JPS6149802B2 (en) | ||
| JPH07302704A (en) | Resistor | |
| JPH04192504A (en) | Manufacture of hybrid ic and resistor | |
| SU934251A1 (en) | Thermocouple manufacturing method | |
| JPH09232117A (en) | Semiconductor device | |
| JPS6442102A (en) | Manufacture of chip resistor | |
| JPS6336641Y2 (en) | ||
| JPH027501A (en) | Method of adjusting resistance of thick film resistor | |
| JPS61156849A (en) | Thick film resistance element | |
| JPH06275934A (en) | Thick film resistor | |
| JPH04129263A (en) | Trimming of semiconductor element | |
| DK144348B (en) | METHOD OF MANUFACTURING ELECTRICAL RESISTANCE FROM A METAL ALLOY FILM | |
| JPH0316194A (en) | Thick film printed board | |
| JPS61240604A (en) | Resistor | |
| JPH0696914A (en) | Manufacture of angular chip resistor | |
| JPH0350704A (en) | Resistor formation and correction thereof |