JPS618319U - Current-voltage converter input protection circuit - Google Patents

Current-voltage converter input protection circuit

Info

Publication number
JPS618319U
JPS618319U JP9116784U JP9116784U JPS618319U JP S618319 U JPS618319 U JP S618319U JP 9116784 U JP9116784 U JP 9116784U JP 9116784 U JP9116784 U JP 9116784U JP S618319 U JPS618319 U JP S618319U
Authority
JP
Japan
Prior art keywords
current
voltage converter
protection circuit
input terminal
input protection
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
JP9116784U
Other languages
Japanese (ja)
Other versions
JPH0637452Y2 (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 JP1984091167U priority Critical patent/JPH0637452Y2/en
Publication of JPS618319U publication Critical patent/JPS618319U/en
Application granted granted Critical
Publication of JPH0637452Y2 publication Critical patent/JPH0637452Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Testing Of Individual Semiconductor Devices (AREA)
  • Testing Or Measuring Of Semiconductors Or The Like (AREA)
  • Control Of Voltage And Current In General (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】 第１図はこの考案の構成を説明するための接続図、第２
図はこの考案の実施例を説明するための接続図、第３図
は第２図の動作を説明するためのグラフ、第４図はこの
考案の変形実施例を説明するための接続図、第５図及び
第６図は従来技術を説明するための接続図である。 １：電流入力端子、２：電流一電圧変換器を構成する演
算増幅器、３：電圧出力端子、４：被試験素子、５：電
圧源、６：共通電位点、８：電圧制限回路、Ｄ１−Ｄ６
：クランプダイオード、Ａ：負帰還点。[Brief explanation of the drawings] Figure 1 is a connection diagram for explaining the configuration of this invention, Figure 2 is a connection diagram for explaining the configuration of this invention.
The figure is a connection diagram for explaining an embodiment of this invention, FIG. 3 is a graph for explaining the operation of FIG. 2, FIG. 4 is a connection diagram for explaining a modified embodiment of this invention, and FIG. 5 and 6 are connection diagrams for explaining the prior art. 1: Current input terminal, 2: Operational amplifier constituting the current-voltage converter, 3: Voltage output terminal, 4: Device under test, 5: Voltage source, 6: Common potential point, 8: Voltage limiting circuit, D1- D6
: Clamp diode, A: Negative feedback point.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 演算増幅器と負帰還抵抗器とから成り、演算増幅器の反
転入力端子を電流入力端子に接続した電流一電圧変換器
において、電流入力端子にクランプダイオードの一端を
接続し、クランプダイオードの他端を演算増幅器と負帰
還抵抗器とによって構成される電圧制限回路を通じて共
通電位点に接続して成る電流一電圧変換器の入力保護回
路。In a current-to-voltage converter consisting of an operational amplifier and a negative feedback resistor, in which the inverting input terminal of the operational amplifier is connected to the current input terminal, one end of a clamp diode is connected to the current input terminal, and the other end of the clamp diode is connected to the current input terminal. An input protection circuit for a current-to-voltage converter, which is connected to a common potential point through a voltage limiting circuit composed of an amplifier and a negative feedback resistor.
JP1984091167U 1984-06-18 1984-06-18 Input protection circuit for current-voltage converter Expired - Lifetime JPH0637452Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984091167U JPH0637452Y2 (en) 1984-06-18 1984-06-18 Input protection circuit for current-voltage converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984091167U JPH0637452Y2 (en) 1984-06-18 1984-06-18 Input protection circuit for current-voltage converter

Publications (2)

Publication Number Publication Date
JPS618319U true JPS618319U (en) 1986-01-18
JPH0637452Y2 JPH0637452Y2 (en) 1994-09-28

Family

ID=30646825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984091167U Expired - Lifetime JPH0637452Y2 (en) 1984-06-18 1984-06-18 Input protection circuit for current-voltage converter

Country Status (1)

Country Link
JP (1) JPH0637452Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011048845A1 (en) * 2009-10-20 2011-04-28 三菱電機株式会社 Semiconductor apparatus

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546440A (en) * 1977-06-17 1979-01-18 Hitachi Ltd Voltage clamping circuit
JPS5713927A (en) * 1980-06-27 1982-01-25 Nippon Telegraph & Telephone Overvoltage protecting circuit
JPS57102217U (en) * 1980-12-16 1982-06-23
JPS5867361A (en) * 1981-09-28 1983-04-21 ドレツサ−・インダストリ−ズ・インコ−ポレ−テツド Active type pressure distributor

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS546440A (en) * 1977-06-17 1979-01-18 Hitachi Ltd Voltage clamping circuit
JPS5713927A (en) * 1980-06-27 1982-01-25 Nippon Telegraph & Telephone Overvoltage protecting circuit
JPS57102217U (en) * 1980-12-16 1982-06-23
JPS5867361A (en) * 1981-09-28 1983-04-21 ドレツサ−・インダストリ−ズ・インコ−ポレ−テツド Active type pressure distributor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011048845A1 (en) * 2009-10-20 2011-04-28 三菱電機株式会社 Semiconductor apparatus
JP5289580B2 (en) * 2009-10-20 2013-09-11 三菱電機株式会社 Semiconductor device

Also Published As

Publication number Publication date
JPH0637452Y2 (en) 1994-09-28

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