JP4800371B2 - レンジ切り替え回路 - Google Patents

レンジ切り替え回路 Download PDF

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Publication number
JP4800371B2
JP4800371B2 JP2008292867A JP2008292867A JP4800371B2 JP 4800371 B2 JP4800371 B2 JP 4800371B2 JP 2008292867 A JP2008292867 A JP 2008292867A JP 2008292867 A JP2008292867 A JP 2008292867A JP 4800371 B2 JP4800371 B2 JP 4800371B2
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Japan
Prior art keywords
current
circuit
voltage
range
operational amplifier
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Expired - Fee Related
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JP2008292867A
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English (en)
Japanese (ja)
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JP2010085384A (ja
JP2010085384A5 (enExample
Inventor
富士男 小澤
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  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
JP2008292867A 2008-07-30 2008-11-15 レンジ切り替え回路 Expired - Fee Related JP4800371B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008292867A JP4800371B2 (ja) 2008-07-30 2008-11-15 レンジ切り替え回路

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2008197092 2008-07-30
JP2008197092 2008-07-30
JP2008224322 2008-09-02
JP2008224322 2008-09-02
JP2008292867A JP4800371B2 (ja) 2008-07-30 2008-11-15 レンジ切り替え回路

Publications (3)

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JP2010085384A JP2010085384A (ja) 2010-04-15
JP2010085384A5 JP2010085384A5 (enExample) 2011-01-20
JP4800371B2 true JP4800371B2 (ja) 2011-10-26

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JP2008292867A Expired - Fee Related JP4800371B2 (ja) 2008-07-30 2008-11-15 レンジ切り替え回路

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018203613A1 (de) 2017-06-08 2018-12-13 Mitsubishi Electric Corporation Gewinnsteuer-Verstärkungsvorrichtung

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5624438B2 (ja) * 2010-11-29 2014-11-12 パナソニック株式会社 照明装置
JP5702624B2 (ja) * 2011-02-17 2015-04-15 旭化成エレクトロニクス株式会社 電流電圧変換回路、発振回路
JP2012220399A (ja) * 2011-04-12 2012-11-12 Hioki Ee Corp ４端子式測定装置
JP5839319B2 (ja) * 2011-05-26 2016-01-06 富士男 小澤 電流／電圧変換回路
CN106487339A (zh) * 2015-08-28 2017-03-08 贵州煜立电子科技有限公司 无电阻半导体集成通用运算放大器的改进方法及其放大器
DE102019108192A1 (de) * 2019-03-29 2020-10-01 Inficon Gmbh Verstärkervorrichtung zur Verstärkung kleiner Ströme
US10778212B1 (en) * 2019-09-05 2020-09-15 Analog Devices, Inc. Variable impedance switching control
CN112803936A (zh) * 2020-12-23 2021-05-14 浙江中控技术股份有限公司 一种触摸控制的双通道输出切换装置
CN115219777A (zh) * 2021-04-15 2022-10-21 北汽福田汽车股份有限公司 电流测试设备
CN115494408A (zh) * 2021-06-17 2022-12-20 武汉励行科技有限公司 一种电池漏电流检测系统及方法
CN114113763B (zh) * 2021-11-01 2024-07-23 深圳市道通科技股份有限公司 一种自适应宽量程电压信号测量系统及测量方法
CN116413493A (zh) * 2021-12-30 2023-07-11 致茂电子(苏州)有限公司 具防止漏电流功能的电流量测装置
CN114594302A (zh) * 2022-03-16 2022-06-07 普源精电科技股份有限公司 电流测量的控制方法、控制装置及电流测量装置
CN115575688B (zh) * 2022-09-29 2023-11-07 北京航天计量测试技术研究所 一种微弱电流检测电路
CN115993478B (zh) * 2023-03-21 2023-05-16 海的电子科技(苏州)有限公司 电流侦测电路和电流侦测方法、电子设备

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0743394B2 (ja) * 1993-03-12 1995-05-15 ソニー・テクトロニクス株式会社 電流検出回路
JP2006300677A (ja) * 2005-04-19 2006-11-02 Ntt Data Ex Techno Corp 電流検出装置
JP4451415B2 (ja) * 2006-05-29 2010-04-14 富士男 小澤 電流／電圧変換回路

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018203613A1 (de) 2017-06-08 2018-12-13 Mitsubishi Electric Corporation Gewinnsteuer-Verstärkungsvorrichtung
US10447223B2 (en) 2017-06-08 2019-10-15 Mitsubishi Electric Corporation Gain control amplification device

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Publication number Publication date
JP2010085384A (ja) 2010-04-15

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