JPS63108219U - - Google Patents
Info
- Publication number
- JPS63108219U JPS63108219U JP20259386U JP20259386U JPS63108219U JP S63108219 U JPS63108219 U JP S63108219U JP 20259386 U JP20259386 U JP 20259386U JP 20259386 U JP20259386 U JP 20259386U JP S63108219 U JPS63108219 U JP S63108219U
- Authority
- JP
- Japan
- Prior art keywords
- input terminal
- semiconductor switch
- current
- output
- feedback resistor
- 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.)
- Granted
Links
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000004065 semiconductor Substances 0.000 claims 4
- 239000003990 capacitor Substances 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Amplification And Gain Control (AREA)
- Amplifiers (AREA)
Description
第１図はこの考案による電流―電圧変換回路の
一例を示す接続図、第２図及び第３図は第１図の
各部の電圧変化の状態を示す図、第４図乃至第８
図はそれぞれこの考案の他の例を示す接続図、第
９図は従来の電流―電圧変換回路を示す接続図で
ある。
Fig. 1 is a connection diagram showing an example of the current-voltage conversion circuit according to this invention, Figs. 2 and 3 are diagrams showing voltage change states of each part of Fig. 1, and Figs. 4 to 8.
The figures are connection diagrams showing other examples of this invention, and FIG. 9 is a connection diagram showing a conventional current-voltage conversion circuit.
Claims (1)
器が接続され、上記入力端に入力される入力電流
を上記帰還抵抗器により電圧に変換して出力する
電流―電圧変換回路において、 上記帰還抵抗器と並列に、半導体スイツチを介
して接続された抵抗器と、 上記半導体スイツチの制御入力端と上記増幅器
の出力端との間に接続された第１コンデンサと、 上記半導体スイツチの制御入力端と基準電位点
又は上記増幅器の入力端との間に接続された第２
コンデンサと、 上記半導体スイツチの制御入力端に接続された
高出力インピーダンスの制御信号発生器とを具備
することを特徴とする電流―電圧変換回路。[Claims for Utility Model Registration] A feedback resistor is connected between the input terminal and the output terminal of a high gain amplifier, and the input current input to the input terminal is converted into a voltage by the feedback resistor and the current is output. In the voltage conversion circuit, a resistor connected in parallel with the feedback resistor via a semiconductor switch; a first capacitor connected between a control input terminal of the semiconductor switch and an output terminal of the amplifier; A second switch connected between the control input terminal of the semiconductor switch and the reference potential point or the input terminal of the amplifier.
A current-voltage conversion circuit comprising a capacitor and a high output impedance control signal generator connected to a control input terminal of the semiconductor switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20259386U JPH0535620Y2 (en) | 1986-12-27 | 1986-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20259386U JPH0535620Y2 (en) | 1986-12-27 | 1986-12-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63108219U true JPS63108219U (en) | 1988-07-12 |
| JPH0535620Y2 JPH0535620Y2 (en) | 1993-09-09 |
Family
ID=31167123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20259386U Expired - Lifetime JPH0535620Y2 (en) | 1986-12-27 | 1986-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0535620Y2 (en) |
-
1986
- 1986-12-27 JP JP20259386U patent/JPH0535620Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0535620Y2 (en) | 1993-09-09 |
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