KR20180063215A - 양방향 전류 감지 회로 - Google Patents

양방향 전류 감지 회로 Download PDF

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Publication number
KR20180063215A
KR20180063215A KR1020187012234A KR20187012234A KR20180063215A KR 20180063215 A KR20180063215 A KR 20180063215A KR 1020187012234 A KR1020187012234 A KR 1020187012234A KR 20187012234 A KR20187012234 A KR 20187012234A KR 20180063215 A KR20180063215 A KR 20180063215A
Authority
KR
South Korea
Prior art keywords
current
transistor
circuit
sensing
power
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.)
Withdrawn
Application number
KR1020187012234A
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English (en)
Korean (ko)
Inventor
란지트 쿠마르 건트레디
젱징 우
자오후이 주
지안루카 발렌티노
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20180063215A publication Critical patent/KR20180063215A/ko
Withdrawn legal-status Critical Current

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    • 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
    • H02M2001/0009—

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  • 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)
KR1020187012234A 2015-09-30 2016-09-30 양방향 전류 감지 회로 Withdrawn KR20180063215A (ko)

Applications Claiming Priority (3)

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

Publications (1)

Publication Number Publication Date
KR20180063215A true KR20180063215A (ko) 2018-06-11

Family

ID=57209845

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020187012234A Withdrawn KR20180063215A (ko) 2015-09-30 2016-09-30 양방향 전류 감지 회로

Country Status (7)

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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10855185B2 (en) 2018-09-10 2020-12-01 Samsung Electronics Co., Ltd. Semiconductor circuit including a DC-DC converter and a voltage regulator
KR20250004541A (ko) * 2020-08-26 2025-01-08 한국전력공사 측정 센서 및 증폭기가 구비된 방향성 감지 전력 계량 장치

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
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
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
EP4297256A1 (en) * 2022-06-20 2023-12-27 Nexperia B.V. Current sensing system and dc-dc converter comprising the same
CN118191391B (zh) * 2022-12-14 2026-02-27 上海韦尔半导体股份有限公司 输出检测电路

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
EP2515126A1 (en) 2011-04-19 2012-10-24 Dialog Semiconductor GmbH Bidirectional current sense
US10041982B2 (en) * 2012-08-15 2018-08-07 Texas Instruments Incorporated Switch mode power converter current sensing apparatus and method
WO2014060787A1 (en) * 2012-10-15 2014-04-24 Freescale Semiconductor, Inc. An 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
US9046905B2 (en) * 2013-03-08 2015-06-02 Analog Devices Global Apparatus and methods for bidirectional current sensing in a switching regulator
US9276430B2 (en) 2013-05-24 2016-03-01 Qualcomm, Incorporated Master-slave multi-phase charging

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10855185B2 (en) 2018-09-10 2020-12-01 Samsung Electronics Co., Ltd. Semiconductor circuit including a DC-DC converter and a voltage regulator
KR20250004541A (ko) * 2020-08-26 2025-01-08 한국전력공사 측정 센서 및 증폭기가 구비된 방향성 감지 전력 계량 장치

Also Published As

Publication number Publication date
EP3357150A1 (en) 2018-08-08
US20170089958A1 (en) 2017-03-30
WO2017059378A1 (en) 2017-04-06
BR112018006418A2 (pt) 2018-10-09
EP3357150B1 (en) 2019-11-20
JP2018530298A (ja) 2018-10-11
CN108141133A (zh) 2018-06-08
US9863982B2 (en) 2018-01-09

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Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20180427

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination