CN108141133A - 双向电流感测电路 - Google Patents

双向电流感测电路 Download PDF

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Publication number
CN108141133A
CN108141133A CN201680057174.9A CN201680057174A CN108141133A CN 108141133 A CN108141133 A CN 108141133A CN 201680057174 A CN201680057174 A CN 201680057174A CN 108141133 A CN108141133 A CN 108141133A
Authority
CN
China
Prior art keywords
current
circuit
transistor
sensing
current sense
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.)
Pending
Application number
CN201680057174.9A
Other languages
English (en)
Chinese (zh)
Inventor
R·K·冈特雷迪
Z·吴
Z·朱
G·瓦伦蒂诺
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
Original Assignee
Qualcomm Inc
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 Qualcomm Inc filed Critical Qualcomm Inc
Publication of CN108141133A publication Critical patent/CN108141133A/zh
Pending legal-status Critical Current

Links

Classifications

    • 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—Measuring current only
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Dc-Dc Converters (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Amplifiers (AREA)
  • Power Conversion In General (AREA)
  • Measurement Of Current Or Voltage (AREA)
CN201680057174.9A 2015-09-30 2016-09-30 双向电流感测电路 Pending CN108141133A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14/871,636 US9863982B2 (en) 2015-09-30 2015-09-30 Bi-directional current sensing circuit
US14/871,636 2015-09-30
PCT/US2016/055037 WO2017059378A1 (en) 2015-09-30 2016-09-30 Bi-directional current sensing circuit

Publications (1)

Publication Number Publication Date
CN108141133A true CN108141133A (zh) 2018-06-08

Family

ID=57209845

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201680057174.9A Pending CN108141133A (zh) 2015-09-30 2016-09-30 双向电流感测电路

Country Status (7)

Country Link
US (1) US9863982B2 (enExample)
EP (1) EP3357150B1 (enExample)
JP (1) JP2018530298A (enExample)
KR (1) KR20180063215A (enExample)
CN (1) CN108141133A (enExample)
BR (1) BR112018006418A2 (enExample)
WO (1) WO2017059378A1 (enExample)

Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN113125830A (zh) * 2019-12-30 2021-07-16 圣邦微电子（北京）股份有限公司 一种双向电流检测电路和电源系统
CN118191391A (zh) * 2022-12-14 2024-06-14 上海韦尔半导体股份有限公司 输出检测电路

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US10041982B2 (en) * 2012-08-15 2018-08-07 Texas Instruments Incorporated Switch mode power converter current sensing apparatus and method
US11133663B2 (en) * 2017-12-20 2021-09-28 Apple Inc. Reverse current protection circuit
JP6805192B2 (ja) * 2018-02-06 2020-12-23 株式会社東芝 電流検出回路
US10804691B2 (en) * 2018-03-06 2020-10-13 Texas Instruments Incorporated Circuit providing reverse current protection for high-side driver
JP7118531B2 (ja) * 2018-04-26 2022-08-16 矢崎総業株式会社 電源装置
KR102545301B1 (ko) 2018-09-10 2023-06-16 삼성전자주식회사 반도체 회로
US10936032B2 (en) * 2018-12-11 2021-03-02 Dell Products L.P. Information handling system dual charger power balancing and fast role swapping
JP6935437B2 (ja) * 2019-01-23 2021-09-15 矢崎総業株式会社 電源装置
CN114556113B (zh) * 2019-11-01 2025-06-10 国立研究开发法人科学技术振兴机构 电流传感器和电力转换电路
TWI736190B (zh) * 2020-03-23 2021-08-11 瑞昱半導體股份有限公司 具有倒灌電流防止機制的通用序列匯流排訊號輸出電路及其操作方法
KR102753643B1 (ko) * 2020-08-26 2025-01-14 한국전력공사 방향성 감지 전력 계량 장치 및 방법
EP4297256A1 (en) * 2022-06-20 2023-12-27 Nexperia B.V. Current sensing system and dc-dc converter comprising the same

Citations (3)

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Publication number Priority date Publication date Assignee Title
EP2515126A1 (en) * 2011-04-19 2012-10-24 Dialog Semiconductor GmbH Bidirectional current sense
US20140253062A1 (en) * 2013-03-08 2014-09-11 Analog Devices Technology Apparatus and methods for bidirectional current sensing in a switching regulator
CN104541441A (zh) * 2012-08-15 2015-04-22 德克萨斯仪器股份有限公司 开关式功率转换器电流感测装置和方法

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US5751140A (en) * 1997-03-25 1998-05-12 Space Systems/Loreal, Inc. Voltage converter with battery discharge protection
US6137280A (en) * 1999-01-22 2000-10-24 Science Applications International Corporation Universal power manager with variable buck/boost converter
US6617838B1 (en) 2001-09-11 2003-09-09 Analog Devices, Inc. Current measurement circuit
US6982559B2 (en) 2004-01-14 2006-01-03 Kyocera Wireless Corp. Accurate and efficient sensing circuit and method for bi-directional signals
JP2006158067A (ja) 2004-11-29 2006-06-15 Renesas Technology Corp 電源ドライバ回路
EP2173031B1 (en) 2008-10-01 2012-06-06 Austriamicrosystems AG Amplifier arrangement, measurement arrangement and signal processing method
JP5272692B2 (ja) * 2008-12-08 2013-08-28 富士通セミコンダクター株式会社 半導体集積回路および電源装置
JP4894865B2 (ja) * 2009-02-12 2012-03-14 富士電機株式会社 双方向スイッチの電流検出回路
US9673704B2 (en) * 2012-10-15 2017-06-06 Nxp Usa, Inc. Inductive load control circuit, a braking system for a vehicle and a method of measuring current in an inductive load control circuit
US9219372B2 (en) 2013-01-22 2015-12-22 Qualcomm Incorporated Buck boost charging for batteries
US9276430B2 (en) 2013-05-24 2016-03-01 Qualcomm, Incorporated Master-slave multi-phase charging

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2515126A1 (en) * 2011-04-19 2012-10-24 Dialog Semiconductor GmbH Bidirectional current sense
CN104541441A (zh) * 2012-08-15 2015-04-22 德克萨斯仪器股份有限公司 开关式功率转换器电流感测装置和方法
US20140253062A1 (en) * 2013-03-08 2014-09-11 Analog Devices Technology Apparatus and methods for bidirectional current sensing in a switching regulator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113125830A (zh) * 2019-12-30 2021-07-16 圣邦微电子（北京）股份有限公司 一种双向电流检测电路和电源系统
CN113125830B (zh) * 2019-12-30 2023-06-09 圣邦微电子（北京）股份有限公司 一种双向电流检测电路和电源系统
CN118191391A (zh) * 2022-12-14 2024-06-14 上海韦尔半导体股份有限公司 输出检测电路

Also Published As

Publication number Publication date
WO2017059378A1 (en) 2017-04-06
JP2018530298A (ja) 2018-10-11
KR20180063215A (ko) 2018-06-11
US20170089958A1 (en) 2017-03-30
EP3357150B1 (en) 2019-11-20
US9863982B2 (en) 2018-01-09
BR112018006418A2 (pt) 2018-10-09
EP3357150A1 (en) 2018-08-08

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Application publication date: 20180608

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