KR20170071473A - 벅 ｓｍｐｓ에서의 출력 전류 측정 - Google Patents

벅 ｓｍｐｓ에서의 출력 전류 측정 Download PDF

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Publication number
KR20170071473A
KR20170071473A KR1020177006189A KR20177006189A KR20170071473A KR 20170071473 A KR20170071473 A KR 20170071473A KR 1020177006189 A KR1020177006189 A KR 1020177006189A KR 20177006189 A KR20177006189 A KR 20177006189A KR 20170071473 A KR20170071473 A KR 20170071473A
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KR
South Korea
Prior art keywords
voltage
current
timing capacitor
constant current
switch
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Withdrawn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
KR1020177006189A
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English (en)
Korean (ko)
Inventor
스콧 데어본
클리프 엘리손
Original Assignee
마이크로칩 테크놀로지 인코포레이티드
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Publication of KR20170071473A publication Critical patent/KR20170071473A/ko
Withdrawn legal-status Critical Current

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    • 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
    • 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
    • G01R19/0046—Arrangements for measuring currents or voltages or for indicating presence or sign thereof characterised by a specific application or detail not covered by any other subgroup of G01R19/00
    • 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
    • H02M3/158—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 including plural semiconductor devices as final control devices for a single load
    • 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
    • H02M3/158—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 including plural semiconductor devices as final control devices for a single load
    • H02M3/1588—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 including plural semiconductor devices as final control devices for a single load comprising at least one synchronous rectifier element
    • H02M2001/0009—
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
    • Y02B70/1466—

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Dc-Dc Converters (AREA)
KR1020177006189A 2014-10-17 2015-10-16 벅 ｓｍｐｓ에서의 출력 전류 측정 Withdrawn KR20170071473A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201462065152P 2014-10-17 2014-10-17
US62/065,152 2014-10-17
US14/883,381 2015-10-14
US14/883,381 US9778289B2 (en) 2014-10-17 2015-10-14 Measuring output current in a buck SMPS
PCT/US2015/055859 WO2016061426A1 (en) 2014-10-17 2015-10-16 Measuring output current in a buck smps

Publications (1)

Publication Number Publication Date
KR20170071473A true KR20170071473A (ko) 2017-06-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020177006189A Withdrawn KR20170071473A (ko) 2014-10-17 2015-10-16 벅 ｓｍｐｓ에서의 출력 전류 측정

Country Status (7)

Country Link
US (2) US9778289B2 (enExample)
EP (1) EP3207627B1 (enExample)
JP (1) JP2017531418A (enExample)
KR (1) KR20170071473A (enExample)
CN (1) CN106664018B (enExample)
TW (2) TWI688775B (enExample)
WO (1) WO2016061426A1 (enExample)

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EP3412531A1 (en) 2017-06-08 2018-12-12 Hyundai Motor Company Hybrid electric vehicle and method of controlling the same
WO2023101111A1 (ko) * 2021-11-30 2023-06-08 한국과학기술원 프리차지 방법 및 이를 이용하는 프리차지 회로

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US9778289B2 (en) * 2014-10-17 2017-10-03 Microchip Technology Incorporated Measuring output current in a buck SMPS
CN106130319B (zh) * 2016-08-22 2019-04-16 昂宝电子（上海）有限公司 一种驱动功率晶体管的系统和方法
US10199929B2 (en) * 2016-10-03 2019-02-05 Texas Instruments Incorporated Transient event detector circuit and method
US9853548B1 (en) * 2017-02-06 2017-12-26 Alpha And Omega Semiconductor Incorporated Accurate high-side current emulation with auto-conversion for smart power stage applications
US10063146B1 (en) * 2017-03-31 2018-08-28 Alpha And Omega Semiconductor (Cayman) Ltd. Full-time inductor current monitoring method by sensing low side switch
CN107132404B (zh) * 2017-05-15 2019-11-05 矽力杰半导体技术(杭州)有限公司 检测方法、检测电路、控制器及开关电源
US10361684B2 (en) * 2017-07-19 2019-07-23 Invecas, Inc. Duty cycle detection
CN107493099B (zh) * 2017-08-22 2021-11-26 钰泰半导体股份有限公司 一种芯片工作模式的设置方法
US10056819B1 (en) * 2017-10-24 2018-08-21 Texas Instruments Incorporated Predicting the timing of current phases of a DC-DC converter
TWI650922B (zh) * 2018-02-07 2019-02-11 新唐科技股份有限公司 具保護電路之半橋電路驅動晶片及其保護方法
JP2019149614A (ja) * 2018-02-26 2019-09-05 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
CN109450016B (zh) * 2018-10-29 2020-11-03 Oppo广东移动通信有限公司 放电方法、移动电源及计算机存储介质
US10830799B1 (en) 2019-07-12 2020-11-10 Alpha And Omega Semiconductor (Cayman) Ltd. Temperature and VGS compensation for current sensing using Rdson in MOSFETS
DE112020003785T5 (de) * 2019-08-08 2022-07-07 Casco Products Corporation Verfahren zum Vorladen von großen Kondensatoren und Schaltung
CN110768510B (zh) 2019-09-30 2022-09-20 上海矽力杰微电子技术有限公司 控制电路和方法以及功率变换器
TWI728588B (zh) 2019-12-11 2021-05-21 茂達電子股份有限公司 固定導通時間電源轉換器的電流偵測電路及方法
US11469669B2 (en) * 2020-01-31 2022-10-11 Texas Instruments Incorporated Methods and circuitry to detect PFM mode entry in wide duty range DC converter
WO2021246405A1 (ja) * 2020-06-01 2021-12-09 国立大学法人大阪大学 計測装置
US12055565B2 (en) 2022-11-22 2024-08-06 Alpha And Omega Semiconductor International Lp Linear discrete Rdson temperature VGS compensation
US12301091B2 (en) 2022-11-22 2025-05-13 Alpha And Omega Semiconductor International Lp Artificial dual closed-loop full-time inductor current sensing

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3412531A1 (en) 2017-06-08 2018-12-12 Hyundai Motor Company Hybrid electric vehicle and method of controlling the same
WO2023101111A1 (ko) * 2021-11-30 2023-06-08 한국과학기술원 프리차지 방법 및 이를 이용하는 프리차지 회로

Also Published As

Publication number Publication date
TWI688775B (zh) 2020-03-21
WO2016061426A1 (en) 2016-04-21
EP3207627B1 (en) 2019-10-16
US20160109488A1 (en) 2016-04-21
US10114046B2 (en) 2018-10-30
EP3207627A1 (en) 2017-08-23
TW201937178A (zh) 2019-09-16
US9778289B2 (en) 2017-10-03
TW201625967A (zh) 2016-07-16
JP2017531418A (ja) 2017-10-19
CN106664018B (zh) 2019-09-03
US20180024171A1 (en) 2018-01-25
CN106664018A (zh) 2017-05-10

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Date Code Title Description
PA0105 International application

Patent event date: 20170306

Patent event code: PA01051R01D

Comment text: International Patent Application

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