JPS616775U - Current-voltage conversion circuit - Google Patents

Current-voltage conversion circuit

Info

Publication number
JPS616775U
JPS616775U JP9116684U JP9116684U JPS616775U JP S616775 U JPS616775 U JP S616775U JP 9116684 U JP9116684 U JP 9116684U JP 9116684 U JP9116684 U JP 9116684U JP S616775 U JPS616775 U JP S616775U
Authority
JP
Japan
Prior art keywords
switch
current
input terminal
conversion circuit
voltage conversion
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
Application number
JP9116684U
Other languages
Japanese (ja)
Other versions
JPH057582Y2 (en
Inventor
直司 鈴木
Original Assignee
株式会社アドバンテスト
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社アドバンテスト filed Critical 株式会社アドバンテスト
Priority to JP9116684U priority Critical patent/JPS616775U/en
Publication of JPS616775U publication Critical patent/JPS616775U/en
Application granted granted Critical
Publication of JPH057582Y2 publication Critical patent/JPH057582Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Testing Of Individual Semiconductor Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Amplifiers (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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の構成を説明するための接続図、第２
図はこの考案の一実施例を示す接続図、第３図はこの考
案の他の実施例を説明するための接続図、第４図は従来
の電流一電圧変換回路を説明するための接続図である。 １：電流一電圧変換回路、−１Ａ：演算増幅器、ＩＢ＝
レンジ切換回路、２：電流入力端子、３：被試験体、４
：電圧源、５：出力端子、５：ＤＡ変換器、７：表示器
、８：制御苓、９：入力手− 段。Figure 1 is a connection diagram to explain the configuration of this invention, Figure 2
The figure is a connection diagram showing one embodiment of this invention, Fig. 3 is a connection diagram for explaining another embodiment of this invention, and Fig. 4 is a connection diagram for explaining a conventional current-to-voltage conversion circuit. It is. 1: Current-voltage conversion circuit, -1A: Operational amplifier, IB=
Range switching circuit, 2: Current input terminal, 3: Test object, 4
: voltage source, 5: output terminal, 5: DA converter, 7: display, 8: control unit, 9: input means.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 演算増幅器の出力と反転入力端子の間に第１ス− イツ
チを接続し、反転入力端子と電流入力端子の間に抵抗器
を接続し、電流入力端子と上記演算増幅器の出力端子の
間にレンジ切換回路を接続すると共に上記電流入力端子
と共通電位点の間に第２スイッチを接続し、オフセット
電圧測定時は上記第２スイッチ、第１スイッチの順にオ
ンに操作し、オフセット電圧測定終了時は第１スイッチ
、第２スイッチの順にオ−フに操作する制御器を設けて
成る電流一電圧変換回路。A first switch is connected between the output of the operational amplifier and the inverting input terminal, a resistor is connected between the inverting input terminal and the current input terminal, and a range switch is connected between the current input terminal and the output terminal of the operational amplifier. Connect the switching circuit and connect a second switch between the current input terminal and the common potential point. When measuring offset voltage, turn on the second switch and then turn on the first switch, and when measuring offset voltage, turn on the switch. A current-to-voltage conversion circuit comprising a controller that turns off a first switch and a second switch in that order.
JP9116684U 1984-06-18 1984-06-18 Current-voltage conversion circuit Granted JPS616775U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9116684U JPS616775U (en) 1984-06-18 1984-06-18 Current-voltage conversion circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9116684U JPS616775U (en) 1984-06-18 1984-06-18 Current-voltage conversion circuit

Publications (2)

Publication Number Publication Date
JPS616775U true JPS616775U (en) 1986-01-16
JPH057582Y2 JPH057582Y2 (en) 1993-02-25

Family

ID=30646823

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9116684U Granted JPS616775U (en) 1984-06-18 1984-06-18 Current-voltage conversion circuit

Country Status (1)

Country Link
JP (1) JPS616775U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009270942A (en) * 2008-05-08 2009-11-19 Hioki Ee Corp Impedance measuring device and impedance measuring method
JP2010256968A (en) * 2009-04-21 2010-11-11 Renesas Electronics Corp Voltage regulator circuit
JP2014236249A (en) * 2013-05-30 2014-12-15 セイコーＮｐｃ株式会社 Offset cancellation circuit and signal detection circuit using the circuit
JP2015002470A (en) * 2013-06-17 2015-01-05 セイコーＮｐｃ株式会社 Signal detection circuit
JP2016102747A (en) * 2014-11-28 2016-06-02 株式会社アドバンテスト Measuring apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3549621B2 (en) * 1995-06-09 2004-08-04 株式会社アイ・エイチ・アイ・エアロスペース Temperature limiting circuit
JP2006319427A (en) * 2005-05-10 2006-11-24 Sumitomo Electric Ind Ltd Optical receiver

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009270942A (en) * 2008-05-08 2009-11-19 Hioki Ee Corp Impedance measuring device and impedance measuring method
JP2010256968A (en) * 2009-04-21 2010-11-11 Renesas Electronics Corp Voltage regulator circuit
JP2014236249A (en) * 2013-05-30 2014-12-15 セイコーＮｐｃ株式会社 Offset cancellation circuit and signal detection circuit using the circuit
JP2015002470A (en) * 2013-06-17 2015-01-05 セイコーＮｐｃ株式会社 Signal detection circuit
JP2016102747A (en) * 2014-11-28 2016-06-02 株式会社アドバンテスト Measuring apparatus

Also Published As

Publication number Publication date
JPH057582Y2 (en) 1993-02-25

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