JPS60175445A - Regulating method of electronic circuit - Google Patents
Regulating method of electronic circuitInfo
- Publication number
- JPS60175445A JPS60175445A JP59030840A JP3084084A JPS60175445A JP S60175445 A JPS60175445 A JP S60175445A JP 59030840 A JP59030840 A JP 59030840A JP 3084084 A JP3084084 A JP 3084084A JP S60175445 A JPS60175445 A JP S60175445A
- Authority
- JP
- Japan
- Prior art keywords
- electronic circuit
- circuit
- resistance value
- resistor
- approximate
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/22—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming
- H01C17/24—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material
- H01C17/242—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material by laser
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Supply And Installment Of Electrical Components (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は電子回路の特性を開側し、この電子回路の特性
を所定の値になるように抵抗を供給し、電子回路を完成
させる電子回路の調整方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention discloses the characteristics of an electronic circuit, supplies a resistor to make the characteristics of the electronic circuit a predetermined value, and completes the electronic circuit. This relates to an adjustment method.
従来例の構成とその問題点
従来の厚膜ハイブリッドＩＣの機能トリミングは、第１
図に示すように抵抗ペーストをスクリーン印刷し、焼成
後の電子回路１２の回路特性を測定し、その回路の特性
が所定の値になるように印刷抵抗７をトリミングするも
のであった。このような構成では、抵抗ペースト印刷技
術が重要となり、抵抗ペースト厚のバラツキ、印刷ずれ
による電極部付近の切断、レーザー出力の低下などによ
、Ｄ、１−ＩＪミング不良が発生した場合、回路全体が
不良となってしまうため、歩留まりが悪く、生産性が低
いという欠点を有していた。Structure of conventional example and its problems Functional trimming of conventional thick film hybrid IC is the first step.
As shown in the figure, a resistor paste was screen printed, the circuit characteristics of the electronic circuit 12 after firing were measured, and the printed resistor 7 was trimmed so that the circuit characteristics would reach a predetermined value. In such a configuration, resistor paste printing technology is important, and if a D, 1-IJ mixing failure occurs due to variations in resistor paste thickness, cutting near the electrode part due to printing misalignment, or a decrease in laser output, the circuit Since the entire product is defective, it has the drawbacks of poor yield and low productivity.
また第２図に示すように、半固定ボリューム８で電子回
路の調整を行うと＼調整のバラツキ等があり、精度が悪
く、生産性が低いという欠点を有していた。Further, as shown in FIG. 2, when the electronic circuit is adjusted using the semi-fixed volume 8, there are variations in the adjustment, which has the disadvantage of poor accuracy and low productivity.
発明の目的
本発明は、上記従来の欠点を解消するものであり、歩留
まりの向上、生産性の向上、精度の向上を図るものであ
る。OBJECTS OF THE INVENTION The present invention eliminates the above-mentioned conventional drawbacks, and aims to improve yield, productivity, and precision.
発明の構成
本発明の電子回路の調整方法は、所定の回路を ゛形成
した電子回路の回路構成部品の特性テータバラツキを調
整するために回路特性測定装置により必要と判定された
抵抗値に近い値の近似抵抗を所定の抵抗値になるように
トリミングし、抵抗値調整を行い、トリミングされた抵
抗を前記電子回路の調整箇所に装着することにより、電
子回路の調整を行うことが出来９回路全体が不良となら
ず、歩留まりが高くなり、生産性の高い電子回路の調整
を可能とするものである。Structure of the Invention The method for adjusting an electronic circuit of the present invention includes the following steps: ``A value close to a resistance value determined to be necessary by a circuit characteristic measuring device in order to adjust the characteristic variation of circuit component parts of an electronic circuit forming a predetermined circuit. The electronic circuit can be adjusted by trimming the approximate resistor to a predetermined resistance value, adjusting the resistance value, and attaching the trimmed resistor to the adjustment location of the electronic circuit. This makes it possible to adjust electronic circuits with high productivity without causing any defects and with a high yield.
実施例の説明
以下に、本発明の一実施例を第３図にもとづいて説明す
る。DESCRIPTION OF THE EMBODIMENTS An embodiment of the present invention will be described below with reference to FIG.
図において、１は回路特性測定装置、２は近似抵抗、３
は近似抵抗２を回路特性測定装置１によって測定された
抵抗値になるようにレーザー光等によって抵抗値調整を
行う公知のトリミングユニット、４は厚膜ハイブリッド
ＩＣ等の電子回路６の調整箇所にトリミングユニット３
によってトリミングされた近似抵抗２を固着させるため
の固着剤である。In the figure, 1 is a circuit characteristic measuring device, 2 is an approximate resistance, and 3 is a circuit characteristic measuring device.
4 is a known trimming unit that adjusts the resistance value using a laser beam or the like so that the approximate resistance 2 becomes the resistance value measured by the circuit characteristic measuring device 1, and 4 is a trimming unit that trims the approximate resistance 2 to the adjustment point of an electronic circuit 6 such as a thick film hybrid IC. unit 3
This is a fixing agent for fixing the approximate resistor 2 trimmed by.
以上の構成において、電子回路６は、回路特性測定装置
１によって測定され、選択された近似抵抗２は、電極６
によって、抵抗値を測定しながら、調整箇所の抵抗値に
なるまでトリミングユニット３のレーザビーム１ｏによ
ってトリミングされる。In the above configuration, the electronic circuit 6 is measured by the circuit characteristic measuring device 1, and the selected approximate resistance 2 is measured by the electrode 6.
While measuring the resistance value, trimming is performed by the laser beam 1o of the trimming unit 3 until the resistance value at the adjustment point is reached.
トリミングされた近似抵抗２は、何らかの装着手段で、
電子回路６上の調整箇所に装着される。The trimmed approximate resistor 2 is attached by some means of attachment,
It is attached to an adjustment location on the electronic circuit 6.
発明の効果
本発明によれば、トリミング不良を発生した際にも、別
の近似抵抗によって再度トリミングし電子回路に供給が
可能であるため厚膜ハイブリッド１、Ｃの印刷抵抗を直
接ト・リミングする場合に比べ、回路全体が不良となっ
てしまうこともなく、電子回路の歩留まりが高くなり、
生産性の高い電子回路の調整を行うことが出来るという
効果が得られる０Effects of the Invention According to the present invention, even when a trimming failure occurs, it is possible to trim again using another approximate resistor and supply it to the electronic circuit, so the printed resistor of thick film hybrids 1 and C can be directly trimmed. Compared to the case where the entire circuit becomes defective, the yield of electronic circuits is higher,
The effect of being able to adjust electronic circuits with high productivity can be obtained0.
第１図及び第２図は、従来の電子回路調整状態を示す説
明図、第３図は本発明の一実施例における調整装置の斜
視図である。
１・・・・・・回路特性測定装置、２・・川・近似抵抗
、３・・・・・・トリミングユニット、４・・・・・・
固着剤、６・・・・・・電子回路、５ａ・・・・・・電
子回路、６・・・・・・電極ζ７・・・・・・印刷抵抗
、８・・・・・・半固定ボリューム、９・・・・・・測
定端子、１ｏ・・・・・・レーザービーム、１１・・・
・・・計測装置、１２・・・・・・ＣＰＵ。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名第１
図FIGS. 1 and 2 are explanatory diagrams showing a conventional electronic circuit adjustment state, and FIG. 3 is a perspective view of an adjustment device in an embodiment of the present invention. 1... Circuit characteristic measuring device, 2... River/approximate resistance, 3... Trimming unit, 4...
Adhesive agent, 6...Electronic circuit, 5a...Electronic circuit, 6...Electrode ζ7...Printed resistor, 8...Semi-fixed Volume, 9...Measurement terminal, 1o...Laser beam, 11...
...Measuring device, 12...CPU. Name of agent: Patent attorney Toshio Nakao and 1 other person 1st
figure
Claims (1)
ラツキを調整するために、回路特性測定装置により必要
と判定された抵抗値に近い値の近似抵抗を所定の抵抗値
になるようにトリミングして抵抗値調整を行い、このト
リミングされた抵抗を前記電子回路の調整箇所に装着す
ることにより。 電子回路の調整を行う電子回路の調整方法。[Claims] In order to adjust characteristics variations of circuit components of an electronic circuit forming a predetermined circuit, an approximate resistance value close to a resistance value determined to be necessary by a circuit characteristic measuring device is set to a predetermined resistance value. By trimming and adjusting the resistance value so that it becomes , and attaching the trimmed resistor to the adjustment location of the electronic circuit. A method for adjusting electronic circuits that adjusts electronic circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59030840A JPS60175445A (en) | 1984-02-21 | 1984-02-21 | Regulating method of electronic circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59030840A JPS60175445A (en) | 1984-02-21 | 1984-02-21 | Regulating method of electronic circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60175445A true JPS60175445A (en) | 1985-09-09 |
Family
ID=12314891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59030840A Pending JPS60175445A (en) | 1984-02-21 | 1984-02-21 | Regulating method of electronic circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60175445A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996042189A1 (en) * | 1995-06-13 | 1996-12-27 | Matsushita Electric Industrial Co., Ltd. | Method and device for mounting electronic parts |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5148155A (en) * | 1974-10-22 | 1976-04-24 | Matsushita Electric Ind Co Ltd | Chokogatateikososhi nyoru shusekikairono seizoho |
| JPS5688303A (en) * | 1979-12-20 | 1981-07-17 | Sumitomo Electric Industries | Method of controlling resistance value of film fixed resistor |
-
1984
- 1984-02-21 JP JP59030840A patent/JPS60175445A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5148155A (en) * | 1974-10-22 | 1976-04-24 | Matsushita Electric Ind Co Ltd | Chokogatateikososhi nyoru shusekikairono seizoho |
| JPS5688303A (en) * | 1979-12-20 | 1981-07-17 | Sumitomo Electric Industries | Method of controlling resistance value of film fixed resistor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1996042189A1 (en) * | 1995-06-13 | 1996-12-27 | Matsushita Electric Industrial Co., Ltd. | Method and device for mounting electronic parts |
| US6256876B1 (en) | 1995-06-13 | 2001-07-10 | Matsushita Electric Industrial Co., Ltd. | Method and device for mounting electronic components |
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