AU2001259648A1 - Circuit and method for adaptive leading edge blanking in pulse width modulated current mode switching power supply controllers - Google Patents

Circuit and method for adaptive leading edge blanking in pulse width modulated current mode switching power supply controllers

Info

Publication number
AU2001259648A1
AU2001259648A1 AU2001259648A AU5964801A AU2001259648A1 AU 2001259648 A1 AU2001259648 A1 AU 2001259648A1 AU 2001259648 A AU2001259648 A AU 2001259648A AU 5964801 A AU5964801 A AU 5964801A AU 2001259648 A1 AU2001259648 A1 AU 2001259648A1
Authority
AU
Australia
Prior art keywords
power supply
circuit
pulse width
leading edge
switching 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.)
Abandoned
Application number
AU2001259648A
Inventor
Lajos Burgyan
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.)
Semtech Corp
Original Assignee
Semtech 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 Semtech Corp filed Critical Semtech Corp
Publication of AU2001259648A1 publication Critical patent/AU2001259648A1/en
Abandoned legal-status Critical Current

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
    • H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
    • H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
    • H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
    • H02M3/325—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal
    • H02M3/335—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/33507—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of the output voltage or current, e.g. flyback converters
    • 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
    • H02M1/0038—Circuits or arrangements for suppressing, e.g. by masking incorrect turn-on or turn-off signals, e.g. due to current spikes in current mode control

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
AU2001259648A 2000-05-08 2001-05-08 Circuit and method for adaptive leading edge blanking in pulse width modulated current mode switching power supply controllers Abandoned AU2001259648A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/567,205 US6219262B1 (en) 2000-05-08 2000-05-08 Circuit and method for adaptive leading edge blanking in pulse width modulated current mode switching power supply controllers
US09567205 2000-05-08
PCT/US2001/014911 WO2001086789A2 (en) 2000-05-08 2001-05-08 Circuit and method for adaptive leading edge blanking in pulse width modulated current mode switching power supply controllers

Publications (1)

Publication Number Publication Date
AU2001259648A1 true AU2001259648A1 (en) 2001-11-20

Family

ID=24266172

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001259648A Abandoned AU2001259648A1 (en) 2000-05-08 2001-05-08 Circuit and method for adaptive leading edge blanking in pulse width modulated current mode switching power supply controllers

Country Status (3)

Country Link
US (1) US6219262B1 (en)
AU (1) AU2001259648A1 (en)
WO (1) WO2001086789A2 (en)

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ITMI20010075A1 (en) * 2001-01-17 2002-07-17 St Microelectronics Srl PILOTING CIRCUIT FOR A SLOW IGNITION OF A POWER ELEMENT CONNECTED TO AN INDUCTIVE LOAD
US6424129B1 (en) 2001-08-21 2002-07-23 Semtech Corporation Method and apparatus for accurately sensing output current in a DC-to-DC voltage converter
US6441597B1 (en) * 2001-10-31 2002-08-27 Semtech Corporation Method and apparatus for sensing output inductor current in a DC-to-DC power converter
JP2006514521A (en) * 2002-09-20 2006-04-27 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ Adaptive rising edge blanking circuit
US6939347B2 (en) * 2002-11-19 2005-09-06 Conmed Corporation Electrosurgical generator and method with voltage and frequency regulated high-voltage current mode power supply
DE602004010487T2 (en) * 2004-03-31 2008-11-13 Deutsche Thomson-Brandt Gmbh Circuit arrangement for the operation of a switching transistor
US20060133115A1 (en) * 2004-12-22 2006-06-22 Phadke Vijay G Adaptive blanking of transformer primary-side feedback winding signals
DE102005040876A1 (en) * 2005-08-29 2007-03-01 Austriamicrosystems Ag Control arrangement for voltage converter has comparator whose output is connected to arithmetic and logic unit (ALU) to adjust total operating time
US7568117B1 (en) * 2005-10-03 2009-07-28 Zilker Labs, Inc. Adaptive thresholding technique for power supplies during margining events
US7626837B2 (en) * 2006-08-14 2009-12-01 Agere Systems Inc. Digitally controlled current-mode switched power supply
TW200838110A (en) * 2007-03-02 2008-09-16 Richtek Techohnology Corp Adaptive leading edge blanking circuit of switching mode power converter and method thereof
US7586367B2 (en) * 2007-04-25 2009-09-08 Freescale Semiconductor, Inc. Current sensor device
KR101284827B1 (en) * 2007-05-21 2013-07-10 페어차일드코리아반도체 주식회사 A switch contoller, a control method of the switch, and a converter using the switch controller
TWI355498B (en) * 2007-11-19 2012-01-01 Inventec Corp Power measuring apparatus
US7619909B2 (en) * 2007-12-07 2009-11-17 Leadtrend Technology Corp. Control circuit for adjusting leading edge blanking time and power converting system using the same control circuit
US7994766B2 (en) * 2008-05-30 2011-08-09 Freescale Semiconductor, Inc. Differential current sensor device and method
US8638076B2 (en) * 2008-10-23 2014-01-28 Intersil Americas Inc. Transient processing mechanism for power converters
CN102948060B (en) 2010-05-04 2016-01-20 意法半导体股份有限公司 For the integrated circuit utilizing the lead-edge-blanking equipment of current signal to control the switch of current path
CH703161A2 (en) * 2010-05-17 2011-11-30 Etel Sa Electronic circuit linear amplifier assisted by amplifier mode commute.
CN102185484B (en) * 2011-05-10 2013-09-18 成都芯源系统有限公司 Switching power supply and control circuit and control method thereof
US8823353B2 (en) 2011-10-20 2014-09-02 Power Integrations, Inc. Power controller with smooth transition to pulse skipping
US9128499B2 (en) * 2013-02-23 2015-09-08 Texas Instruments Incorporated Apparatus and methods to control peak current mode controlled power converters using selective noise blanking
US10404096B2 (en) 2014-05-14 2019-09-03 Signify Holding B.V. Emergency lighting system
US9712496B2 (en) * 2015-04-28 2017-07-18 Nxp B.V. Signal modulation for secure communication
CN105471270A (en) * 2016-01-22 2016-04-06 矽力杰半导体技术(杭州)有限公司 Control circuit and control method with self-adaptive blanking time
JP6399019B2 (en) * 2016-03-04 2018-10-03 トヨタ自動車株式会社 Gate voltage control device
US10756614B2 (en) * 2018-06-11 2020-08-25 Qualcomm Incorporated Lossless average input and output current sensing in a switched-mode power supply
US10469073B1 (en) * 2018-07-27 2019-11-05 Texas Instruments Incorporated Signal reconstruction circuit
CN114825960B (en) * 2022-04-26 2023-04-25 电子科技大学 Real-time self-adaptive front edge blanking circuit

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Publication number Priority date Publication date Assignee Title
US4928220A (en) * 1988-10-14 1990-05-22 Compaq Computer Inc. Switching mode DC-to-DC power supply with improved current sensing
US4866588A (en) * 1989-02-17 1989-09-12 American Telephone And Telegraph Company At&T Bell Laboratories Circuit for suppression of leading edge spike switched current
EP0514064A3 (en) * 1991-05-14 1993-08-11 National Semiconductor Corporation Apparatus and method for eliminating false current limit triggering in a grounded source/emitter power switching circuit
IL106566A0 (en) * 1992-08-14 1993-12-08 Hughes Aircraft Co Improved switched mode power supply
US5418410A (en) * 1993-05-25 1995-05-23 Motorola, Inc. Leading edge blanking circuit
KR100393309B1 (en) * 1995-03-02 2003-10-22 휴렛-팩커드 컴퍼니(델라웨어주법인) Soft switching, pwm controller and method for reducing torque ripple in multiphase dc motor
US6026355A (en) * 1996-09-18 2000-02-15 Itron, Inc. Solid state watt-hour meter using GMR sensor
JP3442942B2 (en) * 1996-10-08 2003-09-02 シャープ株式会社 Output drive circuit of DC stabilized power supply circuit
US6144245A (en) * 1998-06-29 2000-11-07 Unitrode Corporation Adaptive leading edge blanking circuit to eliminate spike on power switching transistor current sense signal

Also Published As

Publication number Publication date
US6219262B1 (en) 2001-04-17
WO2001086789A3 (en) 2002-02-21
WO2001086789A2 (en) 2001-11-15

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