JPS5920166U - Current-voltage conversion circuit of circuit constant measuring instrument - Google Patents
Current-voltage conversion circuit of circuit constant measuring instrumentInfo
- Publication number
- JPS5920166U JPS5920166U JP11387082U JP11387082U JPS5920166U JP S5920166 U JPS5920166 U JP S5920166U JP 11387082 U JP11387082 U JP 11387082U JP 11387082 U JP11387082 U JP 11387082U JP S5920166 U JPS5920166 U JP S5920166U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- current
- voltage conversion
- measuring instrument
- constant
- 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
Landscapes
- Measurement Of Resistance Or Impedance (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図は従来の電流−電圧変換回路の電気的接続図、第
２図は第１図で示した演算増幅器のオープンループ利得
・位相特性を余したボード線図、第３図は第１図で示し
た演算増幅器に接続される周辺回路の利得・位相特性を
示したボード線図、第４図は本考案による電流−電圧変
換回路の電気的接続図ミ第５図は第４図に示した増幅器
の利得特性を示したボード線図、第６図は第４図に示し
た増幅器の位相特性を示したボード線図、第７図は本考
案の他の実施例による利得・位相補償回路のブロック図
である。
１：供試素子、３：信号源、７：演算増幅器、２１゜２
２、・・・ｎ：増幅器。Figure 1 is an electrical connection diagram of a conventional current-to-voltage conversion circuit, Figure 2 is a Bode diagram showing the open-loop gain and phase characteristics of the operational amplifier shown in Figure 1, and Figure 3 is the diagram shown in Figure 1. 4 is a Bode diagram showing the gain and phase characteristics of the peripheral circuit connected to the operational amplifier shown in FIG. 6 is a Bode diagram showing the phase characteristics of the amplifier shown in FIG. 4, and FIG. 7 is a gain/phase compensation circuit according to another embodiment of the present invention. FIG. 1: Device under test, 3: Signal source, 7: Operational amplifier, 21°2
2,...n: Amplifier.
Claims (1)
記供試素子に流れた電流を前記増幅器の帰還抵抗器によ
り電圧に変換して前記供試素子の定数を測定する回路定
数測定器において、前記増幅器の出力側に周波数増加に
伴ないインピーダンスが緩やかに低下する時定数回路を
接続すると共に、前記時定数回路の出力側に帰還抵抗器
を接続して帰還するようにした回路定数測定器の電流−
電圧変換回路。A circuit constant in which a device under test is connected between a signal source and an input terminal of an amplifier, and a current flowing through the device under test is converted into a voltage by a feedback resistor of the amplifier to measure the constant of the device under test. In the measuring instrument, a time constant circuit whose impedance gradually decreases as frequency increases is connected to the output side of the amplifier, and a feedback resistor is connected to the output side of the time constant circuit to provide feedback. Constant measuring device current -
Voltage conversion circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11387082U JPS5920166U (en) | 1982-07-27 | 1982-07-27 | Current-voltage conversion circuit of circuit constant measuring instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11387082U JPS5920166U (en) | 1982-07-27 | 1982-07-27 | Current-voltage conversion circuit of circuit constant measuring instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5920166U true JPS5920166U (en) | 1984-02-07 |
| JPH0338709Y2 JPH0338709Y2 (en) | 1991-08-15 |
Family
ID=30263432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11387082U Granted JPS5920166U (en) | 1982-07-27 | 1982-07-27 | Current-voltage conversion circuit of circuit constant measuring instrument |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5920166U (en) |
-
1982
- 1982-07-27 JP JP11387082U patent/JPS5920166U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0338709Y2 (en) | 1991-08-15 |
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