TW200623577A - Over-voltage and over-current protector and protective method for rising voltage current-mode converter - Google Patents

Over-voltage and over-current protector and protective method for rising voltage current-mode converter

Info

Publication number
TW200623577A
TW200623577A TW093139896A TW93139896A TW200623577A TW 200623577 A TW200623577 A TW 200623577A TW 093139896 A TW093139896 A TW 093139896A TW 93139896 A TW93139896 A TW 93139896A TW 200623577 A TW200623577 A TW 200623577A
Authority
TW
Taiwan
Prior art keywords
voltage
over
current
resistor
multiplexing pins
Prior art date
Application number
TW093139896A
Other languages
English (en)
Other versions
TWI253224B (en
Inventor
Kwan-Jen Chu
Chung-Lung Pai
Chun-Chin Tung
Jing-Meng Liu
Original Assignee
Richtek Techohnology Corp
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 Richtek Techohnology Corp filed Critical Richtek Techohnology Corp
Priority to TW093139896A priority Critical patent/TWI253224B/zh
Priority to US11/305,237 priority patent/US7411379B2/en
Application granted granted Critical
Publication of TWI253224B publication Critical patent/TWI253224B/zh
Publication of TW200623577A publication Critical patent/TW200623577A/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
    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/32—Means for protecting converters other than automatic disconnection

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
TW093139896A 2004-12-21 2004-12-21 Over-voltage and over-current protector and protective method for rising voltage current-mode converter TWI253224B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
TW093139896A TWI253224B (en) 2004-12-21 2004-12-21 Over-voltage and over-current protector and protective method for rising voltage current-mode converter
US11/305,237 US7411379B2 (en) 2004-12-21 2005-12-19 Apparatus and method for over-voltage and over-current protection for a step-up current-mode converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
TW093139896A TWI253224B (en) 2004-12-21 2004-12-21 Over-voltage and over-current protector and protective method for rising voltage current-mode converter

Publications (2)

Publication Number Publication Date
TWI253224B TWI253224B (en) 2006-04-11
TW200623577A true TW200623577A (en) 2006-07-01

Family

ID=36595422

Family Applications (1)

Application Number Title Priority Date Filing Date
TW093139896A TWI253224B (en) 2004-12-21 2004-12-21 Over-voltage and over-current protector and protective method for rising voltage current-mode converter

Country Status (2)

Country Link
US (1) US7411379B2 (zh)
TW (1) TWI253224B (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106712502A (zh) * 2015-08-06 2017-05-24 硕颉科技股份有限公司 整合过电流保护检测和过电压保护检测的升压装置
TWI664799B (zh) * 2018-02-13 2019-07-01 友達光電股份有限公司 電壓轉換器

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DE102005023291A1 (de) * 2005-05-20 2006-11-23 Sma Technologie Ag Wechselrichter
DE102006022158A1 (de) * 2006-05-12 2007-11-15 Beckhoff Automation Gmbh Leistungsschaltung mit Kurzschlussschutzschaltung
TW200838109A (en) * 2007-03-02 2008-09-16 Richtek Techohnology Corp Soft shutdown circuit of voltage regulator and corresponding method thereof
GB2448741A (en) * 2007-04-26 2008-10-29 Cambridge Semiconductor Ltd Current sensing and overload protection of a switch mode power converter
US7554473B2 (en) * 2007-05-02 2009-06-30 Cirrus Logic, Inc. Control system using a nonlinear delta-sigma modulator with nonlinear process modeling
US8400745B1 (en) * 2008-04-30 2013-03-19 Netapp, Inc. Fuse apparatus
DE102009009915A1 (de) * 2009-01-09 2010-07-15 Tridonicatco Gmbh & Co. Kg Verfahren, Betriebsgerät und Beleuchtungssystem
DE102009034350A1 (de) * 2009-07-23 2011-02-03 Tridonicatco Gmbh & Co. Kg Verfahren und Schaltung zur Leistungsfaktor-Korrektur
US9178415B1 (en) * 2009-10-15 2015-11-03 Cirrus Logic, Inc. Inductor over-current protection using a volt-second value representing an input voltage to a switching power converter
US8487591B1 (en) 2009-12-31 2013-07-16 Cirrus Logic, Inc. Power control system with power drop out immunity and uncompromised startup time
JP5532135B2 (ja) 2010-07-26 2014-06-25 株式会社村田製作所 スイッチング制御回路及びスイッチング電源装置
US8866452B1 (en) 2010-08-11 2014-10-21 Cirrus Logic, Inc. Variable minimum input voltage based switching in an electronic power control system
US9510401B1 (en) 2010-08-24 2016-11-29 Cirrus Logic, Inc. Reduced standby power in an electronic power control system
TWI404311B (zh) * 2010-10-28 2013-08-01 Richtek Technology Corp 電流模式控制電源轉換器的控制電路及方法
DE102011100005A1 (de) * 2011-04-29 2012-10-31 Tridonic Gmbh & Co. Kg Verfahren und Schaltung zur Leistungsfaktorkorrektur
WO2012167127A1 (en) 2011-06-03 2012-12-06 Cirrus Logic, Inc. Control data determination from primary-side sensing of a secondary-side voltage in a switching power converter
WO2012167161A1 (en) 2011-06-03 2012-12-06 Cirrus Logic, Inc. Primary-side control of a switching power converter with feed forward delay compensation
EP2792060A2 (en) 2011-12-14 2014-10-22 Cirrus Logic, Inc. Adaptive current control timing and responsive current control for interfacing with a dimmer
US9520794B2 (en) 2012-07-25 2016-12-13 Philips Lighting Holding B.V Acceleration of output energy provision for a load during start-up of a switching power converter
EP2965592A1 (en) 2013-03-07 2016-01-13 Koninklijke Philips N.V. Utilizing secondary-side conduction time parameters of a switching power converter to provide energy to a load
US9735671B2 (en) 2013-05-17 2017-08-15 Cirrus Logic, Inc. Charge pump-based drive circuitry for bipolar junction transistor (BJT)-based power supply
WO2014186765A1 (en) 2013-05-17 2014-11-20 Cirrus Logic, Inc. Single pin control of bipolar junction transistor (bjt)-based power stage
US9504106B2 (en) 2013-07-29 2016-11-22 Cirrus Logic, Inc. Compensating for a reverse recovery time period of a bipolar junction transistor (BJT) in switch-mode operation of a light-emitting diode (LED)-based bulb
US9496855B2 (en) 2013-07-29 2016-11-15 Cirrus Logic, Inc. Two terminal drive of bipolar junction transistor (BJT) of a light emitting diode (LED)-based bulb
US9214862B2 (en) 2014-04-17 2015-12-15 Philips International, B.V. Systems and methods for valley switching in a switching power converter
US9325236B1 (en) 2014-11-12 2016-04-26 Koninklijke Philips N.V. Controlling power factor in a switching power converter operating in discontinuous conduction mode
US9504118B2 (en) 2015-02-17 2016-11-22 Cirrus Logic, Inc. Resistance measurement of a resistor in a bipolar junction transistor (BJT)-based power stage
US9609701B2 (en) 2015-02-27 2017-03-28 Cirrus Logic, Inc. Switch-mode drive sensing of reverse recovery in bipolar junction transistor (BJT)-based power converters
US9603206B2 (en) 2015-02-27 2017-03-21 Cirrus Logic, Inc. Detection and control mechanism for tail current in a bipolar junction transistor (BJT)-based power stage
TWI566069B (zh) * 2015-06-08 2017-01-11 宏碁股份有限公司 具電線壓降補償的電源供應裝置
CN108761413B (zh) * 2018-05-22 2020-05-12 中国电子科技集团公司第四十一研究所 用于大功率rcs测试的射频开关保护装置及方法
US10714028B2 (en) * 2018-09-27 2020-07-14 Apple Inc. Methods and apparatus for controlling display backlight
CN117203868A (zh) * 2021-04-21 2023-12-08 三星电子株式会社 供电设备装置的过电流保护装置及其操作方法

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US6194884B1 (en) * 1999-11-23 2001-02-27 Delphi Technologies, Inc. Circuitry for maintaining a substantially constant sense current to load current ratio through an electrical load driving device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106712502A (zh) * 2015-08-06 2017-05-24 硕颉科技股份有限公司 整合过电流保护检测和过电压保护检测的升压装置
TWI664799B (zh) * 2018-02-13 2019-07-01 友達光電股份有限公司 電壓轉換器

Also Published As

Publication number Publication date
US20060132997A1 (en) 2006-06-22
US7411379B2 (en) 2008-08-12
TWI253224B (en) 2006-04-11

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees