WO2007041895A1 - Switching control circuit having off-time modulation to improve efficiency of primary-side controlled power supply - Google Patents

Switching control circuit having off-time modulation to improve efficiency of primary-side controlled power supply Download PDF

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Publication number
WO2007041895A1
WO2007041895A1 PCT/CN2005/001653 CN2005001653W WO2007041895A1 WO 2007041895 A1 WO2007041895 A1 WO 2007041895A1 CN 2005001653 W CN2005001653 W CN 2005001653W WO 2007041895 A1 WO2007041895 A1 WO 2007041895A1
Authority
WO
WIPO (PCT)
Prior art keywords
signal
voltage
switching
current
discharge
Prior art date
Application number
PCT/CN2005/001653
Other languages
English (en)
French (fr)
Inventor
Ta-Yung Yang
Guo-Kiang Hung
Jenn-Yu G. Lin
Chuh-Ching Li
Fengcheng Tsao
Original Assignee
System General 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 System General Corp. filed Critical System General Corp.
Priority to KR1020087009888A priority Critical patent/KR101005269B1/ko
Priority to PCT/CN2005/001653 priority patent/WO2007041895A1/en
Priority to JP2008533847A priority patent/JP4763055B2/ja
Priority to EP05806188A priority patent/EP1935083A4/en
Publication of WO2007041895A1 publication Critical patent/WO2007041895A1/en

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
    • H02M3/33523—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 with galvanic isolation between input and output of both the power stage and the feedback loop
    • 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
    • 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
    • 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
    • H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
    • 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
    • H02M1/44—Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
    • 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
PCT/CN2005/001653 2005-10-09 2005-10-09 Switching control circuit having off-time modulation to improve efficiency of primary-side controlled power supply WO2007041895A1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1020087009888A KR101005269B1 (ko) 2005-10-09 2005-10-09 1차측 제어 파워 서플라이의 효율을 개선하기 위해오프-타임 변조를 갖는 스위칭 제어 회로
PCT/CN2005/001653 WO2007041895A1 (en) 2005-10-09 2005-10-09 Switching control circuit having off-time modulation to improve efficiency of primary-side controlled power supply
JP2008533847A JP4763055B2 (ja) 2005-10-09 2005-10-09 オフ時間変調を有して一次側制御電源の効率を改善するスイッチング制御回路
EP05806188A EP1935083A4 (en) 2005-10-09 2005-10-09 SWITCHING CONTROL CIRCUIT HAVING STOPPING MODULATION FOR IMPROVING THE EFFICIENCY OF A PRIMARY COORDINATED POWER SUPPLY

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2005/001653 WO2007041895A1 (en) 2005-10-09 2005-10-09 Switching control circuit having off-time modulation to improve efficiency of primary-side controlled power supply

Publications (1)

Publication Number Publication Date
WO2007041895A1 true WO2007041895A1 (en) 2007-04-19

Family

ID=37942289

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2005/001653 WO2007041895A1 (en) 2005-10-09 2005-10-09 Switching control circuit having off-time modulation to improve efficiency of primary-side controlled power supply

Country Status (4)

Country Link
EP (1) EP1935083A4 (ja)
JP (1) JP4763055B2 (ja)
KR (1) KR101005269B1 (ja)
WO (1) WO2007041895A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104092369A (zh) * 2014-06-27 2014-10-08 北京控制工程研究所 一种基于数字光耦的开关电源反馈电路

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI379496B (en) * 2010-04-02 2012-12-11 Macroblock Inc Isolated primary side regulator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001024245A (ja) * 1999-07-08 2001-01-26 Ngk Insulators Ltd 電極構造物
CN2552047Y (zh) * 2002-06-19 2003-05-21 深圳市跨宏实业有限公司 具有宽输入电压范围的开关电源
CN1599188A (zh) * 2004-08-20 2005-03-23 清华大学 临界连续导电模式功率因数校正器并联交错运行方法
CN2692915Y (zh) * 2004-02-19 2005-04-13 Bcd半导体制造有限公司 基于384x的跳频式pwm控制器

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04261334A (ja) * 1991-02-15 1992-09-17 Fujitsu Ltd 送電線監視システム
KR100286308B1 (ko) 1998-05-13 2001-04-16 구자홍 다회로스위칭전원장치
US6661679B1 (en) * 2002-10-28 2003-12-09 System General Corporation PWM controller having adaptive off-time modulation for power saving
JP2004180380A (ja) * 2002-11-26 2004-06-24 Artlogic Inc スイッチングデギュレータ
DE10310361B4 (de) * 2003-03-10 2005-04-28 Friwo Mobile Power Gmbh Ansteuerschaltung für Schaltnetzteil
JP3938083B2 (ja) * 2003-03-28 2007-06-27 ソニー株式会社 スイッチング電源装置
US6836415B1 (en) * 2003-06-18 2004-12-28 Systems General Corp. Primary-side regulated pulse width modulation controller with improved load regulation
US7054170B2 (en) 2004-01-05 2006-05-30 System General Corp. Power-mode controlled power converter
US7321222B2 (en) * 2004-02-13 2008-01-22 Rohm Co., Ltd. Switching regulator with DC offset (bias) in controller

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001024245A (ja) * 1999-07-08 2001-01-26 Ngk Insulators Ltd 電極構造物
CN2552047Y (zh) * 2002-06-19 2003-05-21 深圳市跨宏实业有限公司 具有宽输入电压范围的开关电源
CN2692915Y (zh) * 2004-02-19 2005-04-13 Bcd半导体制造有限公司 基于384x的跳频式pwm控制器
CN1599188A (zh) * 2004-08-20 2005-03-23 清华大学 临界连续导电模式功率因数校正器并联交错运行方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP1935083A4 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104092369A (zh) * 2014-06-27 2014-10-08 北京控制工程研究所 一种基于数字光耦的开关电源反馈电路

Also Published As

Publication number Publication date
KR101005269B1 (ko) 2011-01-04
JP2009512405A (ja) 2009-03-19
JP4763055B2 (ja) 2011-08-31
EP1935083A4 (en) 2010-11-17
KR20080065983A (ko) 2008-07-15
EP1935083A1 (en) 2008-06-25

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