HK1157946A1 - 用於確定電流的電路和方法 - Google Patents

用於確定電流的電路和方法

Info

Publication number
HK1157946A1
HK1157946A1 HK11112001.9A HK11112001A HK1157946A1 HK 1157946 A1 HK1157946 A1 HK 1157946A1 HK 11112001 A HK11112001 A HK 11112001A HK 1157946 A1 HK1157946 A1 HK 1157946A1
Authority
HK
Hong Kong
Prior art keywords
determining
circuit
current
Prior art date
Application number
HK11112001.9A
Other languages
English (en)
Inventor
．保爾
Original Assignee
半導體元件工業有限責任公司
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 半導體元件工業有限責任公司 filed Critical 半導體元件工業有限責任公司
Publication of HK1157946A1 publication Critical patent/HK1157946A1/zh

Links

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
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Dc-Dc Converters (AREA)
HK11112001.9A 2009-12-07 2011-11-07 用於確定電流的電路和方法 HK1157946A1 (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12/632,600 US8143923B2 (en) 2009-12-07 2009-12-07 Circuit and method for determining a current

Publications (1)

Publication Number Publication Date
HK1157946A1 true HK1157946A1 (zh) 2012-07-06

Family

ID=44081408

Family Applications (1)

Application Number Title Priority Date Filing Date
HK11112001.9A HK1157946A1 (zh) 2009-12-07 2011-11-07 用於確定電流的電路和方法

Country Status (4)

Country Link
US (1) US8143923B2 (zh)
CN (1) CN102088243B (zh)
HK (1) HK1157946A1 (zh)
TW (1) TWI490506B (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102201747B (zh) * 2010-03-23 2015-03-25 张亦彬 电压转换装置
US8823352B2 (en) * 2011-07-11 2014-09-02 Linear Technology Corporation Switching power supply having separate AC and DC current sensing paths
US20150084579A1 (en) * 2013-09-20 2015-03-26 ACCO Brands Corporation Charging circuit
US9467122B2 (en) * 2014-08-29 2016-10-11 Freescale Semiconductor, Inc. Switching scheme to extend maximum input voltage range of a DC-to-DC voltage converter
US10523042B2 (en) * 2017-05-12 2019-12-31 Qualcomm Incorporated Master-slave charging circuit with slave charger input current sensing and adaptive battery current limiting

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5477132A (en) * 1992-01-10 1995-12-19 Space Systems/Loral, Inc. Multi-sectioned power converter having current-sharing controller
US6181120B1 (en) * 1999-09-01 2001-01-30 Intersil Corporation Current mode dc/dc converter with controlled output impedance
US6373734B1 (en) * 2000-09-15 2002-04-16 Artesyn Technologies, Inc. Power factor correction control circuit and power supply including same
JP3661650B2 (ja) * 2002-02-08 2005-06-15 セイコーエプソン株式会社 基準電圧発生回路、表示駆動回路及び表示装置
US8004113B2 (en) * 2006-10-06 2011-08-23 Apple Inc. Methods and apparatuses for operating devices with solar power
JP5029055B2 (ja) * 2007-02-16 2012-09-19 富士通セミコンダクター株式会社 検出回路及び電源システム
JP5407684B2 (ja) * 2009-09-10 2014-02-05 株式会社リコー 充電制御装置

Also Published As

Publication number Publication date
US8143923B2 (en) 2012-03-27
CN102088243B (zh) 2014-10-08
TW201131174A (en) 2011-09-16
CN102088243A (zh) 2011-06-08
TWI490506B (zh) 2015-07-01
US20110133787A1 (en) 2011-06-09

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20211016