KR880008032A - 부하를 흐르는 전류의 선형 측정용 회로 - Google Patents

부하를 흐르는 전류의 선형 측정용 회로 Download PDF

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Publication number
KR880008032A
KR880008032A KR870014344A KR870014344A KR880008032A KR 880008032 A KR880008032 A KR 880008032A KR 870014344 A KR870014344 A KR 870014344A KR 870014344 A KR870014344 A KR 870014344A KR 880008032 A KR880008032 A KR 880008032A
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KR
South Korea
Prior art keywords
circuit
transistor
load
drain
sensor
Prior art date
Application number
KR870014344A
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English (en)
Other versions
KR960005604B1 (ko
Inventor
쉬엘라이 다비데
Original Assignee
클라우디오 마기오니 임마누엘 바고
에스.지.에스. 마이크로일렉트로니카 쏘시에떼 퍼 아찌오니
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 클라우디오 마기오니 임마누엘 바고, 에스.지.에스. 마이크로일렉트로니카 쏘시에떼 퍼 아찌오니 filed Critical 클라우디오 마기오니 임마누엘 바고
Publication of KR880008032A publication Critical patent/KR880008032A/ko
Application granted granted Critical
Publication of KR960005604B1 publication Critical patent/KR960005604B1/ko

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0092—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring current only
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/32—Compensating for temperature change

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Amplifiers (AREA)

Abstract

내용 없음.

Description

부하를 흐르는 전류의 선형 측정용 회로
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
첨부도면은 본 발명에 따른 전류의 선형측정을 위한 회로의 개략적 도면.

Claims (4)

  1. 전류센서(RN), 부하(RL)에 연결된 제1구동 트랜지스터(M1), 전술한 전류센서(RN)에 연결된 제2트랜지스터(M2)를 포함하며, 전술한 트랜지스터(M1, M2) 모두가 전계효과 트랜지스터이며 전류 거울구조로 상호 연결되는 부하 (RL)를 통해 흐르는 전류(IL)의 선현측정을 위한 회로(1)에 있어서, 상기 회로가 제1(M1)및 제2트랜지스터(M2)각각의 드레인 전극(D1, D2)에 전기적으로 연결된 전압조정기(2)를 포함하여 트랜지스터 어느것에도 같은 크기의 드레인/소스전압(VCS)을 유지시키도록 함을 특징으로 하는 회로.
  2. 제1항에 있어서, 전술한 전압조정기(2)가 전술한 제1 (M1)및 제2 트랜지스터(M2)의 드레인 전극에 각각 연결된 입력 및 전술한 회로센서를 통해 제2트랜지스터(M2)의 드레인 (D2)에 연결된 출력을 갖는 연산증폭기(A1)임을 특징으로 하는 회로.
  3. 제1항에 있어서, 전술한 회로센서가 저항기(RN)로 구성됨을 특징으로 하는 회로.
  4. 제1 또는 2항에 있어서, 전술한 증폭기(A1)의 역 입력이 제2트랜지스터(M2)의 전술한 드레인 전극(D2)에 연결됨을 특징으로 하는 회로.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019870014344A 1986-12-17 1987-12-15 부하를 흐르는 전류의 선형측정용 회로 KR960005604B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT8622732A IT1213415B (it) 1986-12-17 1986-12-17 Circuito per la misura lineare della corrente circolante su un carico.
IT22732-A/86 1986-12-17

Publications (2)

Publication Number Publication Date
KR880008032A true KR880008032A (ko) 1988-08-30
KR960005604B1 KR960005604B1 (ko) 1996-04-26

Family

ID=11199791

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019870014344A KR960005604B1 (ko) 1986-12-17 1987-12-15 부하를 흐르는 전류의 선형측정용 회로

Country Status (6)

Country Link
US (1) US4827207A (ko)
EP (1) EP0274995B1 (ko)
JP (1) JPS63167277A (ko)
KR (1) KR960005604B1 (ko)
DE (1) DE3789662T2 (ko)
IT (1) IT1213415B (ko)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6483156A (en) * 1987-09-25 1989-03-28 Hitachi Ltd Detecting circuit of current
US4820968A (en) * 1988-07-27 1989-04-11 Harris Corporation Compensated current sensing circuit
NL8900050A (nl) * 1989-01-10 1990-08-01 Philips Nv Inrichting voor het meten van een ruststroom van een geintegreerde monolitische digitale schakeling, geintegreerde monolitische digitale schakeling voorzien van een dergelijke inrichting en testapparaat voorzien van een dergelijke inrichting.
DE3905163A1 (de) * 1989-02-20 1990-08-23 Sick Optik Elektronik Erwin Gleichstromhalbleiterschalter
IT1228755B (it) * 1989-03-28 1991-07-03 Sgs Thomson Microelectronics Circuito elettronico per la misura ed il controllo della corrente circolante su un carico elettrico induttivo.
JPH079442B2 (ja) * 1989-09-20 1995-02-01 株式会社東芝 電流検出回路
DE4101492A1 (de) * 1991-01-19 1992-07-23 Telefunken Electronic Gmbh Stromdetektor
US5134358A (en) * 1991-01-31 1992-07-28 Texas Instruments Incorporated Improved current mirror for sensing current
US5262713A (en) * 1991-01-31 1993-11-16 Texas Instruments Incorporated Current mirror for sensing current
US5285143A (en) * 1991-08-06 1994-02-08 International Business Machines Corporation Measurement of load current in a multi-phase power amplifier
US5270660A (en) * 1992-05-05 1993-12-14 Xerox Corporation Electrostatic voltmeter employing high voltage integrated circuit devices
US5323115A (en) * 1992-05-05 1994-06-21 Xerox Corporation Electrostatic voltmeter producing a low voltage output
GB2272300B (en) * 1992-11-05 1995-12-13 Smiths Industries Plc Current measurement circuits
GB9223219D0 (en) * 1992-11-05 1992-12-16 Smiths Industries Plc Current measurement cricuits
DE4338714C2 (de) * 1993-11-12 2000-06-21 Bosch Gmbh Robert Schaltungsanordnung zur Strommessung über einen Schalttransistor
JP3329541B2 (ja) * 1993-11-30 2002-09-30 株式会社東芝 モータ制御装置とモータ制御方法
US5656897A (en) * 1994-09-30 1997-08-12 Sgs-Thomson Microelectronics, Inc. Current sensing and control in brushless DC motors
US5488301A (en) * 1994-12-19 1996-01-30 Xerox Corporation Electrostatic voltmeter employing a differential cascode
DE19520735C2 (de) * 1995-06-07 1999-07-01 Siemens Ag Schaltungsanordnung zum Erfassen des Laststroms eines Leistungs-Halbleiterbauelementes mit sourceseitiger Last
FR2743635B1 (fr) * 1996-01-11 1998-03-06 Sgs Thomson Microelectronics Circuit de mesure de courant
SE518159C2 (sv) * 1997-01-17 2002-09-03 Ericsson Telefon Ab L M Anordning för att bestämma storleken på en ström
DE19838657B4 (de) * 1998-08-25 2008-01-24 Infineon Technologies Ag Schaltungsanordnung zum Erfassen des Laststromes eines Leistungs-Feldeffekt-Halbleiterbauelementes
TW468296B (en) 1999-04-21 2001-12-11 Em Microelectronic Marin Sa Protective circuit for battery
EP1047174B1 (fr) * 1999-04-21 2009-08-12 EM Microelectronic-Marin SA Circuit de protection pour batterie
US6563080B2 (en) * 2001-02-15 2003-05-13 Scimed Life Systems, Inc. Laser cutting of stents and other medical devices
US6642738B2 (en) * 2001-10-23 2003-11-04 Fairchild Semiconductor Corporation Method and apparatus for field-effect transistor current sensing using the voltage drop across drain to source resistance that eliminates dependencies on temperature of the field-effect transistor and/or statistical distribution of the initial value of drain to source resistance
DE10219823B4 (de) * 2002-05-03 2019-08-14 Robert Bosch Gmbh Messung des Erregerstroms mittels eines Referenztransistors
EP1450168B1 (de) * 2003-02-24 2007-08-01 ELMOS Semiconductor AG Elektrische Schaltung zum Treiben einer Last
JP2005304210A (ja) * 2004-04-14 2005-10-27 Renesas Technology Corp 電源ドライバ装置及びスイッチング電源装置
US7154291B2 (en) * 2004-08-24 2006-12-26 Delphi Technologies, Inc. Measuring bi-directional current through a field-effect transistor by virtue of drain-to-source voltage measurement
DE102004059960A1 (de) * 2004-12-13 2006-06-22 Bourns, Inc., Riverside Schaltungsanordnung zur Messung eines elektrischen Stromes
US7259553B2 (en) * 2005-04-13 2007-08-21 Sri International System and method of magnetically sensing position of a moving component
JP4716960B2 (ja) * 2006-09-15 2011-07-06 エヌ・ティ・ティ・データ先端技術株式会社 出力特性調整回路、電流計測回路及び集積回路素子
JP4679497B2 (ja) * 2006-11-30 2011-04-27 エヌ・ティ・ティ・データ先端技術株式会社 電流計測回路及び集積回路素子
JP4882710B2 (ja) * 2006-12-04 2012-02-22 株式会社デンソー 負荷駆動装置の故障検出装置および負荷駆動用ｉｃ
JP2009075957A (ja) * 2007-09-21 2009-04-09 Renesas Technology Corp 電源回路および半導体装置
JP4773411B2 (ja) * 2007-09-26 2011-09-14 ルネサスエレクトロニクス株式会社 電流検出回路および電流検出方法
US7679349B2 (en) * 2008-03-03 2010-03-16 Summit Microelectronics, Inc. Switching systems and methods with current sensing
KR100981732B1 (ko) * 2008-09-01 2010-09-13 한국전자통신연구원 밴드갭 기준전압 발생기
JP5666694B2 (ja) * 2011-04-05 2015-02-12 ルネサスエレクトロニクス株式会社 負荷電流検出回路
DE102015015479B3 (de) 2015-11-28 2017-03-30 Audi Ag Schaltungsanordnung zum Ermitteln einer Stromstärke eines elektrischen Stroms
US10156592B2 (en) 2015-12-30 2018-12-18 Nxp Usa, Inc. Current sensing circuit and method
US11499995B2 (en) 2020-10-26 2022-11-15 Analog Devices, Inc. Leakage compensation technique for current sensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5463662A (en) * 1977-10-28 1979-05-22 Nec Corp Current supply circuit
NL8001492A (nl) * 1980-03-13 1981-10-01 Philips Nv Stroomspiegelschakeling.
US4319181A (en) * 1980-12-24 1982-03-09 Motorola, Inc. Solid state current sensing circuit
GB2149517B (en) * 1983-10-21 1987-04-01 Int Standard Electric Corp Coupling circuit and associated current measuring devices
US4553084A (en) * 1984-04-02 1985-11-12 Motorola, Inc. Current sensing circuit
US4599554A (en) * 1984-12-10 1986-07-08 Texet Corportion Vertical MOSFET with current monitor utilizing common drain current mirror
US4642551A (en) * 1985-10-22 1987-02-10 Motorola, Inc. Current to voltage converter circuit
NL8503394A (nl) * 1985-12-10 1987-07-01 Philips Nv Stroomaftastschakeling voor een vermogenshalfgeleiderinrichting, in het bijzonder geintegreerde intelligente vermogenshalfgeleiderschakelaar voor met name automobieltoepassingen.

Also Published As

Publication number Publication date
IT8622732A0 (it) 1986-12-17
EP0274995B1 (en) 1994-04-20
DE3789662T2 (de) 1994-08-25
JPS63167277A (ja) 1988-07-11
KR960005604B1 (ko) 1996-04-26
DE3789662D1 (de) 1994-05-26
IT1213415B (it) 1989-12-20
US4827207A (en) 1989-05-02
EP0274995A1 (en) 1988-07-20

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