DE69724094D1 - Steuerung der Ausgangsleistung eines Gleichstromwandlers variabler Schaltfrequenz - Google Patents
Steuerung der Ausgangsleistung eines Gleichstromwandlers variabler SchaltfrequenzInfo
- Publication number
- DE69724094D1 DE69724094D1 DE69724094T DE69724094T DE69724094D1 DE 69724094 D1 DE69724094 D1 DE 69724094D1 DE 69724094 T DE69724094 T DE 69724094T DE 69724094 T DE69724094 T DE 69724094T DE 69724094 D1 DE69724094 D1 DE 69724094D1
- Authority
- DE
- Germany
- Prior art keywords
- converter
- control
- output power
- switching frequency
- variable switching
- 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.)
- Expired - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N3/00—Scanning details of television systems; Combination thereof with generation of supply voltages
- H04N3/10—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical
- H04N3/16—Scanning details of television systems; Combination thereof with generation of supply voltages by means not exclusively optical-mechanical by deflecting electron beam in cathode-ray tube, e.g. scanning corrections
- H04N3/18—Generation of supply voltages, in combination with electron beam deflecting
- H04N3/185—Maintaining dc voltage constant
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97830164A EP0871328B1 (de) | 1997-04-09 | 1997-04-09 | Steuerung der Ausgangsleistung eines Gleichstromwandlers variabler Schaltfrequenz |
Publications (1)
Publication Number | Publication Date |
---|---|
DE69724094D1 true DE69724094D1 (de) | 2003-09-18 |
Family
ID=8230609
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69724094T Expired - Lifetime DE69724094D1 (de) | 1997-04-09 | 1997-04-09 | Steuerung der Ausgangsleistung eines Gleichstromwandlers variabler Schaltfrequenz |
Country Status (5)
Country | Link |
---|---|
US (1) | US6011706A (de) |
EP (1) | EP0871328B1 (de) |
JP (1) | JPH10304659A (de) |
CN (1) | CN1202067A (de) |
DE (1) | DE69724094D1 (de) |
Families Citing this family (29)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6114817A (en) * | 1998-08-07 | 2000-09-05 | Thomson Licensing S.A. | Power Supply for a deflection circuit operating at multi-scan frequencies |
DE19837153A1 (de) * | 1998-08-17 | 2000-03-02 | Micronas Intermetall Gmbh | Pulsweitenmodulierter Gleichspannungswandler |
US6462971B1 (en) * | 1999-09-24 | 2002-10-08 | Power Integrations, Inc. | Method and apparatus providing a multi-function terminal for a power supply controller |
US6101111A (en) * | 1999-09-29 | 2000-08-08 | Lucent Technologies, Inc. | Output power control circuit for a flyback converter |
US6188588B1 (en) * | 1999-10-07 | 2001-02-13 | International Business Machine Corporation | Switching controller and method for operating a flyback converter in a critically continuous conduction mode |
JP3998394B2 (ja) * | 2000-02-29 | 2007-10-24 | ローム株式会社 | スイッチングレギュレータ |
US6320768B1 (en) * | 2000-10-06 | 2001-11-20 | Texas Instruments Incorporated | Power supply pulse width modulation (PWM) control system |
KR100413685B1 (ko) * | 2001-07-09 | 2003-12-31 | 삼성전자주식회사 | 위상차를 갖는 제어 전압 발생 장치 및 방법 |
US6747443B2 (en) * | 2001-08-31 | 2004-06-08 | Power Integrations, Inc. | Method and apparatus for trimming current limit and frequency to maintain a constant maximum power |
SE0104401D0 (sv) * | 2001-12-21 | 2001-12-21 | Bang & Olufsen Powerhouse As | Syncronized controlled oscillation modulator |
JP4461842B2 (ja) * | 2004-03-09 | 2010-05-12 | 株式会社デンソー | スイッチングレギュレータ及びスイッチングレギュレータの制御方法 |
JP2006025531A (ja) * | 2004-07-07 | 2006-01-26 | Seiko Instruments Inc | Dc−dcコンバータ回路 |
JP2006333589A (ja) * | 2005-05-25 | 2006-12-07 | Mitsumi Electric Co Ltd | スイッチング電源装置及びその制御方法 |
US7613019B2 (en) * | 2005-07-08 | 2009-11-03 | Power Integrations, Inc. | Method and apparatus to limit maximum switch current in a switch of a switching power supply |
US7593245B2 (en) * | 2005-07-08 | 2009-09-22 | Power Integrations, Inc. | Method and apparatus to limit maximum switch current in a switching power supply |
CN101295872B (zh) | 2007-04-28 | 2010-04-14 | 昂宝电子(上海)有限公司 | 为功率转换器提供过电流和过功率保护的系统和方法 |
CN103944368B (zh) * | 2010-12-08 | 2016-08-17 | 昂宝电子(上海)有限公司 | 用于保护电源变换器的系统和方法 |
CN102545567B (zh) | 2010-12-08 | 2014-07-30 | 昂宝电子(上海)有限公司 | 为电源变换器提供过电流保护的系统和方法 |
US9553501B2 (en) | 2010-12-08 | 2017-01-24 | On-Bright Electronics (Shanghai) Co., Ltd. | System and method providing over current protection based on duty cycle information for power converter |
CN102437839A (zh) * | 2011-11-22 | 2012-05-02 | 电子科技大学 | 一种pwm控制器 |
US9270184B2 (en) * | 2012-10-01 | 2016-02-23 | System General Corp. | Control circuit and terminal for cable compensation and wake-up of primary-side regulated power converter |
CN103401424B (zh) | 2013-07-19 | 2014-12-17 | 昂宝电子(上海)有限公司 | 用于调整电源变换系统的输出电流的系统和方法 |
US9584005B2 (en) | 2014-04-18 | 2017-02-28 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for regulating output currents of power conversion systems |
CN108809100B (zh) | 2014-04-18 | 2020-08-04 | 昂宝电子(上海)有限公司 | 用于调节电源变换系统的输出电流的系统和方法 |
CN104660022B (zh) | 2015-02-02 | 2017-06-13 | 昂宝电子(上海)有限公司 | 为电源变换器提供过流保护的系统和方法 |
US10270334B2 (en) | 2015-05-15 | 2019-04-23 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for output current regulation in power conversion systems |
CN104853493B (zh) | 2015-05-15 | 2017-12-08 | 昂宝电子(上海)有限公司 | 用于电源转换系统中的输出电流调节的系统和方法 |
IT202000000877A1 (it) * | 2020-01-17 | 2021-07-17 | St Microelectronics Srl | Circuito di controllo pfc per un convertitore boost, relativo circuito integrato, convertitore boost, alimentatore e procedimento |
CN117691837B (zh) * | 2024-02-04 | 2024-04-16 | 深圳市广能达半导体科技有限公司 | 射频电源在不同频率下的校准方法、装置、设备及介质 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5335162A (en) * | 1993-01-15 | 1994-08-02 | Toko America, Inc. | Primary side controller for regulated power converters |
GB2298532A (en) * | 1995-02-28 | 1996-09-04 | Ibm | Switch mode power supply |
US5680036A (en) * | 1996-03-19 | 1997-10-21 | Compaq Computer Corporation | Logarithmic power compensation for a switching power supply |
US5804950A (en) * | 1996-06-20 | 1998-09-08 | Micro Linear Corporation | Input current modulation for power factor correction |
-
1997
- 1997-04-09 EP EP97830164A patent/EP0871328B1/de not_active Expired - Lifetime
- 1997-04-09 DE DE69724094T patent/DE69724094D1/de not_active Expired - Lifetime
-
1998
- 1998-04-06 CN CN98106330.6A patent/CN1202067A/zh active Pending
- 1998-04-06 US US09/055,639 patent/US6011706A/en not_active Expired - Lifetime
- 1998-04-09 JP JP10097050A patent/JPH10304659A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH10304659A (ja) | 1998-11-13 |
EP0871328A1 (de) | 1998-10-14 |
US6011706A (en) | 2000-01-04 |
CN1202067A (zh) | 1998-12-16 |
EP0871328B1 (de) | 2003-08-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |