FI20045444A - Flyback-teholähde ja menetelmä tämän yhteydessä - Google Patents

Flyback-teholähde ja menetelmä tämän yhteydessä Download PDF

Info

Publication number
FI20045444A
FI20045444A FI20045444A FI20045444A FI20045444A FI 20045444 A FI20045444 A FI 20045444A FI 20045444 A FI20045444 A FI 20045444A FI 20045444 A FI20045444 A FI 20045444A FI 20045444 A FI20045444 A FI 20045444A
Authority
FI
Finland
Prior art keywords
primary circuit
power source
current
supply voltage
magnitude
Prior art date
Application number
FI20045444A
Other languages
English (en)
Swedish (sv)
Other versions
FI118025B (fi
FI20045444A0 (fi
Inventor
Jari Kataja
Original Assignee
Teknoware Oy
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 Teknoware Oy filed Critical Teknoware Oy
Priority to FI20045444A priority Critical patent/FI118025B/fi
Publication of FI20045444A0 publication Critical patent/FI20045444A0/fi
Priority to AT05110783T priority patent/ATE510345T1/de
Priority to EP05110783A priority patent/EP1659679B1/en
Publication of FI20045444A publication Critical patent/FI20045444A/fi
Application granted granted Critical
Publication of FI118025B publication Critical patent/FI118025B/fi

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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/10—Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from ac or dc
    • 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
    • H02M1/00—Details of apparatus for conversion
    • H02M1/0003—Details of control, feedback or regulation circuits
    • H02M1/0025—Arrangements for modifying reference values, feedback values or error values in the control loop of a converter

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Dc-Dc Converters (AREA)
  • Details Of Television Scanning (AREA)
  • Control Of Electric Motors In General (AREA)
  • Synchronizing For Television (AREA)
FI20045444A 2004-11-17 2004-11-17 Flyback-teholähde ja menetelmä tämän yhteydessä FI118025B (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20045444A FI118025B (fi) 2004-11-17 2004-11-17 Flyback-teholähde ja menetelmä tämän yhteydessä
AT05110783T ATE510345T1 (de) 2004-11-17 2005-11-16 Übergangsmodus-sperrwandler und verfahren zu dessen betrieb
EP05110783A EP1659679B1 (en) 2004-11-17 2005-11-16 Transition mode flyback power source and method for its operation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20045444 2004-11-17
FI20045444A FI118025B (fi) 2004-11-17 2004-11-17 Flyback-teholähde ja menetelmä tämän yhteydessä

Publications (3)

Publication Number Publication Date
FI20045444A0 FI20045444A0 (fi) 2004-11-17
FI20045444A true FI20045444A (fi) 2006-05-18
FI118025B FI118025B (fi) 2007-05-31

Family

ID=33515326

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20045444A FI118025B (fi) 2004-11-17 2004-11-17 Flyback-teholähde ja menetelmä tämän yhteydessä

Country Status (3)

Country Link
EP (1) EP1659679B1 (fi)
AT (1) ATE510345T1 (fi)
FI (1) FI118025B (fi)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007016630A1 (de) * 2007-04-05 2008-10-09 Continental Automotive Gmbh Vorrichtung zum Betreiben eines Schaltnetzteils
CN102106068B (zh) * 2008-07-23 2014-08-27 半导体元件工业有限责任公司 形成开关调节器及其结构的方法
US20140340944A1 (en) * 2013-05-14 2014-11-20 NeoEnergy Microelectronics, Inc. Method providing short-circuit protection and flyback converter utilizing the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4586120A (en) * 1983-12-30 1986-04-29 At&T Bell Laboratories Current limit shutdown circuit with time delay
US4933829A (en) 1988-03-24 1990-06-12 Compaq Computer Corporation Free running flyback DC power supply with current limit circuit
JP3178972B2 (ja) * 1994-08-09 2001-06-25 船井電機株式会社 自励式フライバックコンバータ

Also Published As

Publication number Publication date
EP1659679A2 (en) 2006-05-24
FI118025B (fi) 2007-05-31
ATE510345T1 (de) 2011-06-15
EP1659679B1 (en) 2011-05-18
FI20045444A0 (fi) 2004-11-17
EP1659679A3 (en) 2009-03-11

Similar Documents

Publication Publication Date Title
CN103458567B (zh) 点亮装置和车辆前照灯
US6674656B1 (en) PWM controller having a saw-limiter for output power limit without sensing input voltage
TW200707177A (en) Leakage current control circuit with a single low voltage power supply and method thereof
TW200611478A (en) Control circuit of DC-DC converter and control method thereof
TW200617633A (en) Highly efficient driving of photoflash diodes using low and fixed voltage drop-out current sink
ATE429065T1 (de) Schaltnetzteil
JP2005354890A5 (fi)
ATE325462T1 (de) Schaltnetzteil
WO2002052690A3 (en) Battery charger circuit with low standby power dissipation
JP2004208382A (ja) スイッチング電源装置
TW200617631A (en) Pulse width modulation device employing output voltage feedback hysteresis circuit controlling power saving mode
JP2005039934A (ja) カレントトランスにより制御する同期整流型電源コンバータ
ATE408926T1 (de) Freischwingender sperrwandler mit strom- und spannungsbegrenzung
WO2005119870A3 (en) Self-powering input buffer
ATE506736T1 (de) Netzteil mit vollbrückenschaltung und grossem regelungsbereich
TW200615735A (en) Power source device, and mobile apparatus
EP1130753A3 (en) Switching power supply apparatus
EP1122871A3 (en) Power supply control device and method
HK1072508A1 (en) A self-excited switching power supply circuit
WO2002071591A3 (en) Asymmetric multi-converter power supply
DE10347193A1 (de) Schaltnetzteil
DE50111965D1 (de) Stromversorgung mit verlustarmer einschaltstrombegrenzung
FI20045444A (fi) Flyback-teholähde ja menetelmä tämän yhteydessä
WO2008015626A3 (en) Electrical dc-dc power converter with magnetically coupled switch control circuit
TWI423571B (zh) 切換式電源供應器之高壓啟動裝置

Legal Events

Date Code Title Description
FG Patent granted

Ref document number: 118025

Country of ref document: FI

MM Patent lapsed