JPS5876220U - filter circuit - Google Patents
filter circuitInfo
- Publication number
- JPS5876220U JPS5876220U JP17099781U JP17099781U JPS5876220U JP S5876220 U JPS5876220 U JP S5876220U JP 17099781 U JP17099781 U JP 17099781U JP 17099781 U JP17099781 U JP 17099781U JP S5876220 U JPS5876220 U JP S5876220U
- Authority
- JP
- Japan
- Prior art keywords
- resistor
- comparator
- midpoint
- filter circuit
- resistance value
- 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
Landscapes
- Filters And Equalizers (AREA)
- Control Of Combustion (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本案一実施例の電気回路図、第２図イ。
町ハは同実施例の異なる部分の動作特性図である。
Ａ・・・基準抵抗回路、Ｂ・・・タイマ回路、Ｅ・・・
電源、Ｒ１，Ｒ２，Ｒ３，Ｒ４・・・抵抗、Ｃ１・・・
コンデンサ、ｖｃ・・・コンパレータ。Fig. 1 is an electric circuit diagram of the first embodiment of the present invention, and Fig. 2A is an electrical circuit diagram of the first embodiment of the present invention. C is an operational characteristic diagram of different parts of the same embodiment. A...Reference resistance circuit, B...Timer circuit, E...
Power supply, R1, R2, R3, R4...Resistance, C1...
Capacitor, VC...Comparator.
Claims (1)
、第２抵抗からなりその中点をコンパレータの一方の入
力端子に接続すると共に該中点に入力信号を印加してな
る基準抵抗回路と、電源に対して互いに直列接続される
第３、第４抵抗及び該第３抵抗或いは第４抵抗に並列接
続されるコンデンサよりなり第３抵抗及び第４抵抗の中
点をコンパレータの他方の入力端子に接続してなるタイ
マ回路とを備え、第２抵抗に対する第１抵抗の抵抗値比
を第４抵抗に対する第３抵抗の抵抗値比よりも小さく設
定したことを特徴とするフィルタ回路。a comparator and a first
, a reference resistor circuit comprising a second resistor, the midpoint of which is connected to one input terminal of the comparator, and an input signal is applied to the midpoint, and third and fourth resistors connected in series with each other with respect to the power supply. a timer circuit comprising a resistor and a capacitor connected in parallel to the third resistor or the fourth resistor, and connecting the midpoint of the third resistor and the fourth resistor to the other input terminal of the comparator; A filter circuit characterized in that the resistance value ratio of the first resistor is set smaller than the resistance value ratio of the third resistor to the fourth resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17099781U JPS5876220U (en) | 1981-11-16 | 1981-11-16 | filter circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17099781U JPS5876220U (en) | 1981-11-16 | 1981-11-16 | filter circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5876220U true JPS5876220U (en) | 1983-05-23 |
Family
ID=29962938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17099781U Pending JPS5876220U (en) | 1981-11-16 | 1981-11-16 | filter circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5876220U (en) |
-
1981
- 1981-11-16 JP JP17099781U patent/JPS5876220U/en active Pending
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