CN106464215B - 具有dc偏移自动归零的使用单个运算放大器的电流感测电路 - Google Patents
具有dc偏移自动归零的使用单个运算放大器的电流感测电路 Download PDFInfo
- Publication number
- CN106464215B CN106464215B CN201580033648.1A CN201580033648A CN106464215B CN 106464215 B CN106464215 B CN 106464215B CN 201580033648 A CN201580033648 A CN 201580033648A CN 106464215 B CN106464215 B CN 106464215B
- Authority
- CN
- China
- Prior art keywords
- amplifier
- capacitor
- circuit
- output
- configuration
- 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.)
- Active
Links
- 239000003990 capacitor Substances 0.000 claims description 113
- 230000005540 biological transmission Effects 0.000 claims description 15
- 230000003321 amplification Effects 0.000 claims description 6
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims 2
- 239000000126 substance Substances 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 12
- 230000008901 benefit Effects 0.000 description 5
- 230000002829 reductive effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000008186 active pharmaceutical agent Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000002123 temporal effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/005—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements using switched capacitors, e.g. dynamic amplifiers; using switched capacitors as resistors in differential amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
- H03F1/30—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters
- H03F1/303—Modifications of amplifiers to reduce influence of variations of temperature or supply voltage or other physical parameters using a switching device
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/45—Differential amplifiers
- H03F3/45071—Differential amplifiers with semiconductor devices only
- H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
- H03F3/45179—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using MOSFET transistors as the active amplifying circuit
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/231—Indexing scheme relating to amplifiers the input of an amplifier can be switched on or off by a switch to amplify or not an input signal
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
- H03F2203/45—Indexing scheme relating to differential amplifiers
- H03F2203/45156—At least one capacitor being added at the input of a dif amp
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K2217/00—Indexing scheme related to electronic switching or gating, i.e. not by contact-making or -breaking covered by H03K17/00
- H03K2217/0027—Measuring means of, e.g. currents through or voltages across the switch
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14/329,615 US9444414B2 (en) | 2014-07-11 | 2014-07-11 | Current sense circuit using a single opamp having DC offset auto-zeroing |
| US14/329,615 | 2014-07-11 | ||
| PCT/US2015/038126 WO2016007316A1 (en) | 2014-07-11 | 2015-06-26 | Current sense circuit using a single opamp having dc offset auto-zeroing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106464215A CN106464215A (zh) | 2017-02-22 |
| CN106464215B true CN106464215B (zh) | 2019-11-08 |
Family
ID=53525307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580033648.1A Active CN106464215B (zh) | 2014-07-11 | 2015-06-26 | 具有dc偏移自动归零的使用单个运算放大器的电流感测电路 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US9444414B2 (enExample) |
| EP (1) | EP3167546B1 (enExample) |
| JP (1) | JP2017526247A (enExample) |
| CN (1) | CN106464215B (enExample) |
| WO (1) | WO2016007316A1 (enExample) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10038408B2 (en) * | 2015-06-26 | 2018-07-31 | Cactus Semiconductor, Inc. | Pseudo-random chopper amplifier |
| US9973183B2 (en) * | 2015-09-28 | 2018-05-15 | Power Integrations, Inc. | Field-effect transistor device with partial finger current sensing FETs |
| US9983239B2 (en) | 2016-05-13 | 2018-05-29 | Power Integrations, Inc. | Integrated linear current sense circuitry for semiconductor transistor devices |
| TWI638145B (zh) * | 2016-06-27 | 2018-10-11 | 友達光電股份有限公司 | 感測電路及感測電路的控制方法 |
| JP6953512B2 (ja) | 2016-08-08 | 2021-10-27 | パワー・インテグレーションズ・インコーポレーテッド | 半導体スイッチングデバイスの高速温度検出のための集積回路 |
| IT201700058135A1 (it) * | 2017-05-29 | 2018-11-29 | St Microelectronics Srl | Circuito di rilevazione, dispositivo e procedimento corrispondenti |
| WO2019090481A1 (zh) * | 2017-11-07 | 2019-05-16 | 深圳市汇顶科技股份有限公司 | 指纹传感器和终端设备 |
| JP6937705B2 (ja) * | 2018-01-30 | 2021-09-22 | ルネサスエレクトロニクス株式会社 | 半導体装置、電流検出方法および負荷駆動システム |
| JP7106916B2 (ja) * | 2018-03-23 | 2022-07-27 | 富士電機株式会社 | 演算増幅回路及びこれを使用した電流検出装置 |
| US10613569B2 (en) * | 2018-04-12 | 2020-04-07 | Analog Devices Global Unlimited Company | Low power half-VDD generation circuit with high driving capability |
| US11047946B2 (en) * | 2018-05-08 | 2021-06-29 | Qualcomm Incorporated | Differential current sensing with robust path, voltage offset removal and process, voltage, temperature (PVT) tolerance |
| WO2020010125A1 (en) * | 2018-07-04 | 2020-01-09 | Texas Instruments Incorporated | Current sense circuit stabilized over wide range of load current |
| US10784829B2 (en) | 2018-07-04 | 2020-09-22 | Texas Instruments Incorporated | Current sense circuit stabilized over wide range of load current |
| US11012037B2 (en) | 2019-03-22 | 2021-05-18 | Analog Devices International Unlimited Company | Techniques for controlling an auto-zero amplifier |
| JP7161432B2 (ja) * | 2019-03-25 | 2022-10-26 | ルネサスエレクトロニクス株式会社 | 電流検出回路、半導体装置、及び、半導体システム |
| US10833639B2 (en) | 2019-04-12 | 2020-11-10 | Analog Devices International Unlimited Company | Method for aliasing reduction in auto zero amplifier |
| EP3951551B1 (en) * | 2020-08-07 | 2023-02-22 | Scalinx | Voltage regulator and method |
| US11422168B2 (en) | 2020-09-16 | 2022-08-23 | Nxp Usa, Inc. | On-chip, low-voltage, current sensing circuit |
| US11499995B2 (en) | 2020-10-26 | 2022-11-15 | Analog Devices, Inc. | Leakage compensation technique for current sensor |
| WO2022259114A1 (en) * | 2021-06-06 | 2022-12-15 | Trieye Ltd. | Electronic integration circuit having offset and collected charge reduction circuitries and associated methods |
| US12321185B2 (en) | 2022-01-07 | 2025-06-03 | Samsung Electronics Co., Ltd. | Low dropout regulator providing variable offset and analog to digital conversion circuit including the same |
| JP2023121617A (ja) * | 2022-02-21 | 2023-08-31 | 富士電機株式会社 | 半導体装置 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5479130A (en) * | 1994-02-15 | 1995-12-26 | Analog Devices, Inc. | Auto-zero switched-capacitor integrator |
| US6781450B1 (en) * | 2003-03-07 | 2004-08-24 | National Semiconductor Corporation | Low-frequency auto-zeroed amplifier |
| US7321260B2 (en) * | 2006-03-07 | 2008-01-22 | Honeywell International, Inc. | Ping-pong auto-zero amplifier with glitch reduction |
| CN102800349A (zh) * | 2011-05-23 | 2012-11-28 | 英飞凌科技股份有限公司 | 具有复制偏置方案的电流感测放大器 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4094436B2 (ja) * | 2003-01-16 | 2008-06-04 | セイコーインスツル株式会社 | スイッチトキャパシタ増幅回路および電子機器 |
| JP2005020291A (ja) | 2003-06-25 | 2005-01-20 | Toyota Motor Corp | オフセットキャンセル型オペアンプ回路 |
| JP4263068B2 (ja) * | 2003-08-29 | 2009-05-13 | 株式会社リコー | 定電圧回路 |
| JP2007208924A (ja) * | 2006-02-06 | 2007-08-16 | Seiko Instruments Inc | スイッチドキャパシタアンプ及びスイッチドキャパシタアンプの動作方法 |
| JP4354473B2 (ja) * | 2006-09-07 | 2009-10-28 | 株式会社半導体理工学研究センター | 容量帰還型チョッパ増幅回路 |
| KR100794310B1 (ko) * | 2006-11-21 | 2008-01-11 | 삼성전자주식회사 | 스위치드 커패시터 회로 및 그것의 증폭 방법 |
| US20090273392A1 (en) | 2008-05-01 | 2009-11-05 | Custom One Design, Inc. | Methods and apparatus for reducing non-ideal effects in correlated double sampling compensated circuits |
| US7944288B2 (en) * | 2008-09-29 | 2011-05-17 | Infineon Technologies Ag | Switched-capacitor amplifier arrangement having a low input current |
| JP2012044347A (ja) * | 2010-08-17 | 2012-03-01 | Seiko Epson Corp | 集積回路装置及び電子機器 |
| US8624766B2 (en) | 2011-11-30 | 2014-01-07 | Standard Microsystems Corporation | Method and system for auto-ranging analog-to-digital converter for current sensing |
| TW201506873A (zh) * | 2013-08-02 | 2015-02-16 | Integrated Solutions Technology Inc | 有機發光顯示器的驅動電路以及偏移電壓調整單元 |
-
2014
- 2014-07-11 US US14/329,615 patent/US9444414B2/en active Active
-
2015
- 2015-06-26 WO PCT/US2015/038126 patent/WO2016007316A1/en not_active Ceased
- 2015-06-26 JP JP2017500914A patent/JP2017526247A/ja active Pending
- 2015-06-26 EP EP15735829.2A patent/EP3167546B1/en active Active
- 2015-06-26 CN CN201580033648.1A patent/CN106464215B/zh active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5479130A (en) * | 1994-02-15 | 1995-12-26 | Analog Devices, Inc. | Auto-zero switched-capacitor integrator |
| US6781450B1 (en) * | 2003-03-07 | 2004-08-24 | National Semiconductor Corporation | Low-frequency auto-zeroed amplifier |
| US7321260B2 (en) * | 2006-03-07 | 2008-01-22 | Honeywell International, Inc. | Ping-pong auto-zero amplifier with glitch reduction |
| CN102800349A (zh) * | 2011-05-23 | 2012-11-28 | 英飞凌科技股份有限公司 | 具有复制偏置方案的电流感测放大器 |
Non-Patent Citations (3)
| Title |
|---|
| GAIN- AND OFFSET-COMPENSATED NON-INVERTING SC CIRCUITS;XIAOJING SHI et al;《CIRCUITS AND SYSTEMS,2000,PROCEEDINGS.ISCAS 2000 GENEVA》;20000528;第425-428页 * |
| Offset- Compensated Area-Efficient Switched- Capacit or Sum-Gain Amplifier;Jyhfong lin;《Proceedings of the international symposium on circuits and systems.(ISCS)》;19930503;第1026-1029页 * |
| Switched-Capacitor Track-and-Hold Amplifiers With Low Sensitivity to Op-Amp Imperfections;Hirokazu Yoshizawa，et al;《IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS—I: REGULAR PAPERS》;20001031;第54卷(第1期);第51-54页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| US9444414B2 (en) | 2016-09-13 |
| WO2016007316A1 (en) | 2016-01-14 |
| CN106464215A (zh) | 2017-02-22 |
| EP3167546B1 (en) | 2018-08-29 |
| EP3167546A1 (en) | 2017-05-17 |
| JP2017526247A (ja) | 2017-09-07 |
| US20160013765A1 (en) | 2016-01-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106464215B (zh) | 具有dc偏移自动归零的使用单个运算放大器的电流感测电路 | |
| EP3423915B1 (en) | Multiple input multiple output regulator controller system | |
| CN106843347B (zh) | 具有输出补偿的半导体装置 | |
| US8575903B2 (en) | Voltage regulator that can operate with or without an external power transistor | |
| US11422579B2 (en) | Low dropout control for light load quiescent current reduction | |
| US10054564B2 (en) | Systems and methods of fast power up for electrochemical sensors | |
| US8692529B1 (en) | Low noise, low dropout voltage regulator | |
| Lim et al. | A low-power fast transient output capacitor-free adaptively biased LDO based on slew rate enhancement for SoC applications | |
| CN105899958B (zh) | 用于针对电池的电流感测电路中的放大器的补偿技术 | |
| CN208689463U (zh) | 低压差稳压器和快闪存储器 | |
| CN108693801A (zh) | 监视电路以及半导体装置 | |
| US10491119B2 (en) | Combined high side and low side current sensing | |
| US8395437B2 (en) | Charge pump circuit and semiconductor integrated circuit | |
| CN107302308B (zh) | 开关电源输出幅度的调节电路 | |
| US7791405B2 (en) | Method for controlling an output voltage and voltage controller | |
| EP2895932A1 (en) | Modular low-power unit with analog synchronization loop usable with a low-dropout regulator | |
| US9784778B2 (en) | System and method for accumulating and measuring a slowly varying electrical charge | |
| Puşcaşu et al. | High accuracy current sense amplifier with extended input common mode range | |
| Mathew | Design of Low Dropout Regulator using SCL 180nm Technology for Power Management Integrated Circuit | |
| TWM270386U (en) | High-efficiency linear voltage regulator | |
| CN119543584A (zh) | 用于dc-dc模拟电流感测的时间调制 | |
| US20130147560A1 (en) | Low noise amplifier with back-to-back connected diodes and back-to-back connected diode with high impedance thereof | |
| Desai | Wide Input Common-mode Range Fully Integrated Low-dropout Voltage Regulators |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |