CN1866710B - 电压检测电路和电流检测电路 - Google Patents
电压检测电路和电流检测电路 Download PDFInfo
- Publication number
- CN1866710B CN1866710B CN2006100748554A CN200610074855A CN1866710B CN 1866710 B CN1866710 B CN 1866710B CN 2006100748554 A CN2006100748554 A CN 2006100748554A CN 200610074855 A CN200610074855 A CN 200610074855A CN 1866710 B CN1866710 B CN 1866710B
- Authority
- CN
- China
- Prior art keywords
- voltage
- output
- switch
- circuit
- capacitor
- 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.)
- Expired - Fee Related
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
-
- 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
- H03F3/45183—Long tailed pairs
- H03F3/45192—Folded cascode stages
-
- 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
- H03F3/45475—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using IC blocks as the active amplifying circuit
-
- 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
- G01R19/0084—Arrangements for measuring currents or voltages or for indicating presence or sign thereof measuring voltage only
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0009—Devices or circuits for detecting current in a converter
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/462—Indexing scheme relating to amplifiers the current being sensed
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F2200/00—Indexing scheme relating to amplifiers
- H03F2200/471—Indexing scheme relating to amplifiers the voltage being sensed
-
- 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
- H03F2203/45264—Indexing scheme relating to differential amplifiers the dif amp comprising frequency or phase stabilisation means
-
- 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
- H03F2203/45534—Indexing scheme relating to differential amplifiers the FBC comprising multiple switches and being coupled between the LC and the IC
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005143415 | 2005-05-17 | ||
JP2005143415A JP2006322711A (ja) | 2005-05-17 | 2005-05-17 | 電圧検出回路および電流検出回路 |
JP2005-143415 | 2005-05-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1866710A CN1866710A (zh) | 2006-11-22 |
CN1866710B true CN1866710B (zh) | 2012-06-27 |
Family
ID=37425616
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006100748554A Expired - Fee Related CN1866710B (zh) | 2005-05-17 | 2006-04-20 | 电压检测电路和电流检测电路 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7408390B2 (zh) |
JP (1) | JP2006322711A (zh) |
CN (1) | CN1866710B (zh) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006121377A (ja) * | 2004-10-21 | 2006-05-11 | Nec Electronics Corp | 入力回路及び半導体装置 |
JP2008008724A (ja) * | 2006-06-28 | 2008-01-17 | Sanyo Electric Co Ltd | 電流検出回路 |
JP5203086B2 (ja) * | 2007-08-10 | 2013-06-05 | セイコーインスツル株式会社 | 電源電圧低下検出回路 |
US7868622B2 (en) * | 2007-08-10 | 2011-01-11 | Seiko Instruments Inc. | Circuit for detecting power supply voltage drop |
CN101488712B (zh) * | 2008-01-15 | 2011-01-26 | 天钰科技股份有限公司 | 电压转换器 |
TWI410774B (zh) * | 2008-05-20 | 2013-10-01 | Richtek Technology Corp | A Fast Response Device and Method for Switching Power Converter |
JP5594980B2 (ja) * | 2009-04-03 | 2014-09-24 | ピーエスフォー ルクスコ エスエイアールエル | 非反転増幅回路及び半導体集積回路と非反転増幅回路の位相補償方法 |
TWI427920B (zh) * | 2010-02-01 | 2014-02-21 | Novatek Microelectronics Corp | 耦合阻絕方法及運算放大器 |
CN102457187B (zh) * | 2010-10-26 | 2015-04-15 | 台达电子工业股份有限公司 | 电流检测装置及其方法与电流检测信号比较装置及其方法 |
US8829879B2 (en) * | 2010-12-03 | 2014-09-09 | Maxim Integrated Products, Inc. | Inductor current measurement for DC to DC converters |
US8395448B2 (en) * | 2011-01-14 | 2013-03-12 | Analog Devices, Inc. | Apparatus and method for miller compensation for multi-stage amplifier |
CN102097939B (zh) * | 2011-03-04 | 2012-11-07 | 电子科技大学 | 一种电流采样电路 |
CN102685050B (zh) * | 2011-03-17 | 2014-10-08 | 鸿富锦精密工业(深圳)有限公司 | 直流偏移校准电路 |
US8766725B2 (en) | 2012-04-13 | 2014-07-01 | Analog Devices, Inc. | Apparatus and methods for frequency compensation of an amplifier |
JP5395929B2 (ja) * | 2012-06-05 | 2014-01-22 | カヤバ工業株式会社 | 電圧検出回路 |
EP2730931B1 (en) * | 2012-11-12 | 2015-08-26 | ST-Ericsson SA | Absolute value current-sensing circuit for step-down DC-to-DC converters with integrated power stage |
TWI519062B (zh) * | 2013-02-20 | 2016-01-21 | 聯詠科技股份有限公司 | 運算放大器電路及提高其驅動能力的方法 |
KR20140146482A (ko) * | 2013-06-17 | 2014-12-26 | 에스케이하이닉스 주식회사 | 반도체시스템 |
CN104734477A (zh) * | 2013-12-19 | 2015-06-24 | 李永红 | 一种输出电流限流电路及限流方法 |
CN103698578A (zh) * | 2013-12-26 | 2014-04-02 | 浙江华立科技有限公司 | 电力集抄系统的功率输出控制方法及其电力集抄系统 |
US9941797B2 (en) * | 2014-01-17 | 2018-04-10 | Semiconductor Components Industries, Llc | Switch control circuit and power supply device including the same |
US9825541B2 (en) | 2014-01-17 | 2017-11-21 | Fairchild Korea Semiconductor Ltd. | Output current estimating method and power supply device using the same |
CN104092372B (zh) * | 2014-06-30 | 2017-04-12 | 成都芯源系统有限公司 | 开关调节电路及其均值电流检测电路及方法 |
US9748843B2 (en) * | 2014-09-24 | 2017-08-29 | Linear Technology Corporation | DCR inductor current-sensing in four-switch buck-boost converters |
CN105988032B (zh) * | 2015-01-27 | 2019-01-29 | 帝奥微电子有限公司 | 电流检测电路 |
KR20160140503A (ko) | 2015-05-29 | 2016-12-07 | 페어차일드코리아반도체 주식회사 | 신호 연산기 |
US10024889B2 (en) * | 2015-12-23 | 2018-07-17 | Intel IP Corporation | Apparatuses, methods, and systems for detection of a current level |
CN110058140B (zh) * | 2018-01-18 | 2021-09-07 | 中芯国际集成电路制造(上海)有限公司 | 一种上电电压检测电路、电子器件以及物联网设备 |
US10802079B2 (en) * | 2018-07-17 | 2020-10-13 | Semiconductor Components Industries, Llc | System and method for bidirectional current sense circuits |
CN109374948A (zh) * | 2018-10-09 | 2019-02-22 | 郑州云海信息技术有限公司 | 一种直流电信号检测的方法及检测电路 |
CN109379065B (zh) * | 2018-11-30 | 2023-11-10 | 上海艾为电子技术股份有限公司 | 电压检测电路、过压保护开关及电子设备 |
CA3129401A1 (en) * | 2019-02-27 | 2020-09-03 | Nevin STEINBERG | Sound quality enhancement system and device |
US10958174B1 (en) * | 2019-07-08 | 2021-03-23 | Dialog Semiconductor Inc. | Light load detector circuit for inductive DC-DC converter |
US11183971B2 (en) | 2019-09-25 | 2021-11-23 | Mediatek Inc. | Method for startup of crystal oscillator with aid of external clock injection, associated crystal oscillator and monitoring circuit therein |
US20230268836A1 (en) * | 2022-02-24 | 2023-08-24 | Psemi Corporation | Power Converter with Integrated Multi-Phase Reconfigurable Current Balancing |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3516002A (en) * | 1967-05-02 | 1970-06-02 | Hughes Aircraft Co | Gain and drift compensated amplifier |
US6621334B2 (en) * | 2000-06-28 | 2003-09-16 | Infineon Technologies Ag | Frequency-compensated, multistage amplifier configuration and method for operating a frequency-compensated amplifier configuration |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3638129A (en) * | 1970-05-07 | 1972-01-25 | Rca Corp | Chopper stabilized amplifier |
US3694760A (en) * | 1970-09-30 | 1972-09-26 | Us Navy | Feedback switching circuit for eliminating error signals |
US5625304A (en) * | 1995-04-21 | 1997-04-29 | Lucent Technologies Inc. | Voltage comparator requiring no compensating offset voltage |
JP3514111B2 (ja) * | 1997-07-09 | 2004-03-31 | 株式会社デンソー | オフセット電圧補正回路 |
EP0926816B1 (en) * | 1997-12-16 | 2005-02-09 | STMicroelectronics N.V. | Operational amplifier arrangement |
JP3451954B2 (ja) * | 1998-08-26 | 2003-09-29 | 日産自動車株式会社 | 電圧比較回路 |
JP2002026700A (ja) * | 2000-07-11 | 2002-01-25 | Olympus Optical Co Ltd | 比較回路 |
US6507241B1 (en) * | 2000-10-03 | 2003-01-14 | International Business Machines Corporation | Method and circuit for automatically correcting offset voltage |
JP4337469B2 (ja) | 2003-08-19 | 2009-09-30 | 富士電機デバイステクノロジー株式会社 | Dc−dcコンバータの電流検出方法及び電流検出装置 |
-
2005
- 2005-05-17 JP JP2005143415A patent/JP2006322711A/ja active Pending
-
2006
- 2006-03-22 US US11/387,105 patent/US7408390B2/en not_active Expired - Fee Related
- 2006-04-20 CN CN2006100748554A patent/CN1866710B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3516002A (en) * | 1967-05-02 | 1970-06-02 | Hughes Aircraft Co | Gain and drift compensated amplifier |
US6621334B2 (en) * | 2000-06-28 | 2003-09-16 | Infineon Technologies Ag | Frequency-compensated, multistage amplifier configuration and method for operating a frequency-compensated amplifier configuration |
Also Published As
Publication number | Publication date |
---|---|
CN1866710A (zh) | 2006-11-22 |
JP2006322711A (ja) | 2006-11-30 |
US7408390B2 (en) | 2008-08-05 |
US20060261860A1 (en) | 2006-11-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: FUJI MOTOR SYSTEM CO., LTD. Free format text: FORMER OWNER: FUJI MOTOR ELECTRONICS TECHNOLOGY CO., LTD. Effective date: 20100527 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20100527 Address after: Tokyo, Japan Applicant after: Fuji Electric Systems Co., Ltd. Address before: Tokyo, Japan Applicant before: Fuji Electronic Device Technol |
|
C12 | Rejection of a patent application after its publication | ||
RJ01 | Rejection of invention patent application after publication |
Open date: 20061122 |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120627 Termination date: 20160420 |