JPH0276801U - - Google Patents
Info
- Publication number
- JPH0276801U JPH0276801U JP15621788U JP15621788U JPH0276801U JP H0276801 U JPH0276801 U JP H0276801U JP 15621788 U JP15621788 U JP 15621788U JP 15621788 U JP15621788 U JP 15621788U JP H0276801 U JPH0276801 U JP H0276801U
- Authority
- JP
- Japan
- Prior art keywords
- resistive film
- film
- printed
- resistance value
- resistive
- 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 3
- 239000000758 substrate Substances 0.000 claims 2
- 239000004020 conductor Substances 0.000 description 1
Landscapes
- Apparatuses And Processes For Manufacturing Resistors (AREA)
- Non-Adjustable Resistors (AREA)
- Structures For Mounting Electric Components On Printed Circuit Boards (AREA)
Description
第１図はこの考案の第１実施例におけるトリミ
ング前の状態の一部を示す平面図、第２図はその
トリミング後の状態を示す平面図、第３図はこの
考案の第２実施例の一例を示す断面図、第４図は
この第２実施例により形成された印刷皮膜抵抗体
を示す平面図である。
図面において、１は印刷回路基板、２は主抵抗
、３は副抵抗、３ａは帯状パターン、４，５，６
は電極、１１は高抵抗パターン、１２は低抵抗パ
ターン、１３は導体パターン、１４は高抵抗体、
１５は低抵抗体である。
FIG. 1 is a plan view showing a part of the first embodiment of the invention before trimming, FIG. 2 is a plan view showing the state after trimming, and FIG. 3 is a plan view of the second embodiment of the invention. FIG. 4 is a cross-sectional view showing one example, and a plan view showing a printed film resistor formed by this second embodiment. In the drawing, 1 is a printed circuit board, 2 is a main resistor, 3 is a sub resistor, 3a is a strip pattern, 4, 5, 6
is an electrode, 11 is a high resistance pattern, 12 is a low resistance pattern, 13 is a conductor pattern, 14 is a high resistance body,
15 is a low resistance element.
Claims (1)
より所望の抵抗値に設定するようにした印刷皮膜
抵抗体において、前記抵抗膜は少なくとも２つの
初期抵抗値が異なる第１および第２抵抗膜で構成
されていることを特徴とする印刷皮膜抵抗体。 (2) 前記第１抵抗膜を低い抵抗値とし、前記第
２抵抗膜は高い抵抗値として、前記第２抵抗膜を
前記第１抵抗膜上に積層状態に重ねることを特徴
とする請求項１に記載の印刷皮膜抵抗体。 (3) 前記第１抵抗膜と前記第２抵抗膜は前記基
板上に並置状に設けられ、それらは直列に接続さ
れていることを特徴とする請求項１に記載の印刷
皮膜抵抗体。 (4) 前記第２抵抗膜の前記初期抵抗値は前記第
１抵抗膜のそれより１桁少ない抵抗値で構成され
ていることを特徴とする請求項１あるいは３のい
ずれか１項に記載の印刷皮膜抵抗体。[Claims for Utility Model Registration] (1) In a printed film resistor in which a resistive film is printed on a substrate and the desired resistance value is set by trimming, the resistive film has at least two different initial resistance values. A printed film resistor comprising a first and a second resistive film. (2) The first resistive film has a low resistance value, and the second resistive film has a high resistance value, and the second resistive film is stacked on the first resistive film in a laminated state. The printed film resistor described in . (3) The printed film resistor according to claim 1, wherein the first resistive film and the second resistive film are provided side by side on the substrate and are connected in series. (4) The initial resistance value of the second resistive film is one digit smaller than that of the first resistive film. Printed film resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15621788U JPH0276801U (en) | 1988-11-30 | 1988-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15621788U JPH0276801U (en) | 1988-11-30 | 1988-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0276801U true JPH0276801U (en) | 1990-06-13 |
Family
ID=31434557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15621788U Pending JPH0276801U (en) | 1988-11-30 | 1988-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0276801U (en) |
-
1988
- 1988-11-30 JP JP15621788U patent/JPH0276801U/ja active Pending
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