CN104395765A - 一种高精度闭环型霍尔电流传感器用电子线路 - Google Patents

一种高精度闭环型霍尔电流传感器用电子线路 Download PDF

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Publication number
CN104395765A
CN104395765A CN201280056664.9A CN201280056664A CN104395765A CN 104395765 A CN104395765 A CN 104395765A CN 201280056664 A CN201280056664 A CN 201280056664A CN 104395765 A CN104395765 A CN 104395765A
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voltage
output
current
current sensor
operational amplifier
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CN104395765B (zh
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邹高芝
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Nanjing Spaticalcharacteristics Sensing Technology Co Ltd
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/20—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices
    • G01R15/202—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices, i.e. measuring a magnetic field via the interaction between a current and a magnetic field, e.g. magneto resistive or Hall effect devices using Hall-effect devices
    • 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
    • G01R19/003—Measuring mean values of current or voltage during a given time interval

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measuring Magnetic Variables (AREA)
  • Hall/Mr Elements (AREA)

Abstract

一种高精度闭环型霍尔电流传感器用电子线路，从运算放大器电源端取电流信号和对输出三极管进行静态偏置；运算放大器与输出三极管组成压控电流源并带可变电流放大倍数；运算放大器输出端直接驱动压控负载电阻或驱动带电平转移的压控负载电阻；对霍尔元件采用恒压工作，对多个霍尔元件的输出电压求算术平均值。其属于霍尔电流传感器用电子线路领域。

Description

PCT国内申请，说明书已公开。

Claims (1)

  1. PCT国内申请，权利要求书已公开。
CN201280056664.9A 2012-01-19 2012-02-09 一种高精度闭环型霍尔电流传感器用电子线路 Active CN104395765B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201280056664.9A CN104395765B (zh) 2012-01-19 2012-02-09 一种高精度闭环型霍尔电流传感器用电子线路

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN2012200258467 2012-01-19
CN 201220025846 CN202720256U (zh) 2012-01-19 2012-01-19 一种高精度闭环型霍尔电流传感器用电子线路
CN201280056664.9A CN104395765B (zh) 2012-01-19 2012-02-09 一种高精度闭环型霍尔电流传感器用电子线路
PCT/CN2012/000158 WO2013106962A1 (zh) 2012-01-19 2012-02-09 一种高精度闭环型霍尔电流传感器用电子线路

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CN104395765A true CN104395765A (zh) 2015-03-04
CN104395765B CN104395765B (zh) 2016-12-07

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CN201280056664.9A Active CN104395765B (zh) 2012-01-19 2012-02-09 一种高精度闭环型霍尔电流传感器用电子线路

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112798843A (zh) * 2021-01-06 2021-05-14 四川众航电子科技有限公司 一种闭环式霍尔传感器电路

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105467220A (zh) * 2015-11-20 2016-04-06 国网山东省电力公司电力科学研究院 一种便携式接地电阻测试仪
EP3958003A1 (de) * 2020-08-18 2022-02-23 Siemens Aktiengesellschaft Strommessvorrichtung mit hallsensoren
TWI778854B (zh) * 2021-11-03 2022-09-21 新唐科技股份有限公司 電子系統及晶片
CN116430159B (zh) * 2023-06-14 2023-09-26 江西斐耳科技有限公司 一种多功能测试系统

Citations (6)

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Publication number Priority date Publication date Assignee Title
CN1367390A (zh) * 2001-01-20 2002-09-04 上海科星自动化技术有限公司 一种脉冲电流信号检测装置
CN2689241Y (zh) * 2004-04-26 2005-03-30 邹高芝 电流、电压传感器用单电源电路
JP2006038834A (ja) * 2004-06-21 2006-02-09 Tdk Corp 電流センサ
CN101063890A (zh) * 2007-03-21 2007-10-31 北京中星微电子有限公司 一种低压差的电压调节器
KR20090053642A (ko) * 2007-11-23 2009-05-27 한양대학교 산학협력단 동적 전류 바이어스 회로
US20100156362A1 (en) * 2008-12-23 2010-06-24 Texas Instruments Incorporated Load transient response time of LDOs with NMOS outputs with a voltage controlled current source

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JP3140640B2 (ja) * 1994-09-19 2001-03-05 矢崎総業株式会社 非接触型センサの検出回路
JP2001272423A (ja) * 2000-03-23 2001-10-05 Yazaki Corp 非接触型センサ及びそのセンサのオフセット調整方法
CN102279305A (zh) * 2011-04-13 2011-12-14 大连丰和电力科技有限公司 闭环磁平衡式霍尔电流式传感器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1367390A (zh) * 2001-01-20 2002-09-04 上海科星自动化技术有限公司 一种脉冲电流信号检测装置
CN2689241Y (zh) * 2004-04-26 2005-03-30 邹高芝 电流、电压传感器用单电源电路
JP2006038834A (ja) * 2004-06-21 2006-02-09 Tdk Corp 電流センサ
CN101063890A (zh) * 2007-03-21 2007-10-31 北京中星微电子有限公司 一种低压差的电压调节器
KR20090053642A (ko) * 2007-11-23 2009-05-27 한양대학교 산학협력단 동적 전류 바이어스 회로
US20100156362A1 (en) * 2008-12-23 2010-06-24 Texas Instruments Incorporated Load transient response time of LDOs with NMOS outputs with a voltage controlled current source

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
J.C.FIDLER等: "A POTENTIOSTAT BASED ON A VOLTAGECONTROLLED CURRENT SOURCE", 《INSTRUMENTATION AND MEASUREMENT TECHNOLOGY CONFERENCE, 1991. IMTC-91. CONFERENCE RECORD.,8TH IEEE》 *
缪慧洁等: "InSb霍尔传感器输出电压温度特性的研究", 《物理实验》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112798843A (zh) * 2021-01-06 2021-05-14 四川众航电子科技有限公司 一种闭环式霍尔传感器电路

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WO2013106962A1 (zh) 2013-07-25
CN104395765B (zh) 2016-12-07
CN202720256U (zh) 2013-02-06

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Effective date of registration: 20170228

Address after: Jiangning District of Nanjing City, Jiangsu province 211113 Lukou Street Industrial Zone

Patentee after: Nanjing spaticalcharacteristics Sensing Technology Co. Ltd.

Address before: Jiangning District of Nanjing City, Jiangsu province 210000 Lukou Street Industrial Zone Yan Lake Road No. 8

Patentee before: Zou Gaozhi