JPS642404U - - Google Patents
Info
- Publication number
- JPS642404U JPS642404U JP9671387U JP9671387U JPS642404U JP S642404 U JPS642404 U JP S642404U JP 9671387 U JP9671387 U JP 9671387U JP 9671387 U JP9671387 U JP 9671387U JP S642404 U JPS642404 U JP S642404U
- Authority
- JP
- Japan
- Prior art keywords
- trimming
- resistor
- resistance value
- electrode
- membrane element
- 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
- 238000009966 trimming Methods 0.000 claims description 12
- 239000012528 membrane Substances 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Parts Printed On Printed Circuit Boards (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
- Non-Adjustable Resistors (AREA)
Description
第1図はこの考案の一実施例を示す構成説明図
、第2図はこの実施例のトリミング部の距離と、
抵抗のトリミング前の抵抗値に対するレーザート
リミングによる増加抵抗値の比の関係を示す図、
第3図はレーザートリミングによる抵抗の抵抗値
変化を説明するための第1図相当図、第4図は第
3図に示す膜素子に関わる第2図相当図、第5〜
6図は従来例の第1図相当図である。
C……膜素子、1……抵抗、2,3……電極、
5,6,7,8……トリミング部。
Fig. 1 is a configuration explanatory diagram showing one embodiment of this invention, and Fig. 2 shows the distance of the trimming part of this embodiment,
A diagram showing the relationship between the ratio of the increased resistance value due to laser trimming to the resistance value before resistor trimming,
Figure 3 is a diagram equivalent to Figure 1 for explaining the change in resistance value of a resistor due to laser trimming, Figure 4 is a diagram equivalent to Figure 2 related to the membrane element shown in Figure 3, and Figures 5 to 5 are diagrams equivalent to Figure 2.
FIG. 6 is a diagram corresponding to FIG. 1 of the conventional example. C... Membrane element, 1... Resistor, 2, 3... Electrode,
5, 6, 7, 8...trimming section.
Claims (1)
びその抵抗の短手側の両端に接続する二つの電極
とからなり、 その抵抗が所定の抵抗値を持つようにレーザー
トリミングによつて設けられた、抵抗の長手側端
部から短手方向に伸びる、対向する一組の第一の
トリミング部及び、抵抗値の微調整用の、第一の
トリミング部の先端から直角内側方向に折曲して
一組の第一のトリミング部の範囲内で長手方向に
伸びる第二のトリミング部とを備え、 上記一組の第一のトリミング部を設けるべき抵
抗の領域が、トリミング部を設ける際のレーザー
トリミングに対して上記電極の成分が気化を起こ
さない耐熱性を有するほどにその電極から離れた
位置であることを特徴とする膜素子。[Claims for Utility Model Registration] Consisting of a rectangular resistor formed by printing on a substrate and two electrodes connected to both ends of the short side of the resistor, the resistor has a predetermined resistance value. A pair of opposing first trimming portions extending from the longitudinal end of the resistor in the transverse direction, provided by laser trimming on the resistor, and a tip of the first trimming portion for fine adjustment of the resistance value. and a second trimming section extending in the longitudinal direction within the range of the first set of trimming sections by bending inwardly at right angles from . A membrane element, characterized in that the position is far enough away from the electrode to have heat resistance such that the components of the electrode do not vaporize during laser trimming when providing the trimming portion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9671387U JPS642404U (en) | 1987-06-24 | 1987-06-24 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9671387U JPS642404U (en) | 1987-06-24 | 1987-06-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS642404U true JPS642404U (en) | 1989-01-09 |
Family
ID=31321793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9671387U Pending JPS642404U (en) | 1987-06-24 | 1987-06-24 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS642404U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013179212A (en) * | 2012-02-29 | 2013-09-09 | Panasonic Corp | Chip resistor |
CN111868852A (en) * | 2018-03-23 | 2020-10-30 | Koa株式会社 | Chip resistor |
-
1987
- 1987-06-24 JP JP9671387U patent/JPS642404U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013179212A (en) * | 2012-02-29 | 2013-09-09 | Panasonic Corp | Chip resistor |
CN111868852A (en) * | 2018-03-23 | 2020-10-30 | Koa株式会社 | Chip resistor |