CN105322802B - 反馈电路、dc/dc转换器、同步整流控制器及其模块 - Google Patents
反馈电路、dc/dc转换器、同步整流控制器及其模块 Download PDFInfo
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- CN105322802B CN105322802B CN201510462893.6A CN201510462893A CN105322802B CN 105322802 B CN105322802 B CN 105322802B CN 201510462893 A CN201510462893 A CN 201510462893A CN 105322802 B CN105322802 B CN 105322802B
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- photoelectrical coupler
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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
- H02M3/33569—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 having several active switching elements
- H02M3/33576—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 having several active switching elements having at least one active switching element at the secondary side of an isolation transformer
- H02M3/33592—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 having several active switching elements having at least one active switching element at the secondary side of an isolation transformer having a synchronous rectifier circuit or a synchronous freewheeling circuit at the secondary side of an isolation transformer
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014158075 | 2014-08-01 | ||
| JP2014-158075 | 2014-08-01 | ||
| JP2015-108898 | 2015-05-28 | ||
| JP2015108898A JP6554325B2 (ja) | 2014-08-01 | 2015-05-28 | 絶縁同期整流型ｄｃ／ｄｃコンバータおよびそのフィードバック回路、その同期整流コントローラ、それを用いた電源装置、電源アダプタおよび電子機器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105322802A CN105322802A (zh) | 2016-02-10 |
| CN105322802B true CN105322802B (zh) | 2019-01-01 |
Family
ID=55181054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510462893.6A Active CN105322802B (zh) | 2014-08-01 | 2015-07-31 | 反馈电路、dc/dc转换器、同步整流控制器及其模块 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US9991809B2 (enExample) |
| JP (1) | JP6554325B2 (enExample) |
| CN (1) | CN105322802B (enExample) |
Families Citing this family (48)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6554325B2 (ja) | 2014-08-01 | 2019-07-31 | ローム株式会社 | 絶縁同期整流型ｄｃ／ｄｃコンバータおよびそのフィードバック回路、その同期整流コントローラ、それを用いた電源装置、電源アダプタおよび電子機器 |
| JP6374261B2 (ja) * | 2014-08-01 | 2018-08-15 | ローム株式会社 | 絶縁同期整流型ｄｃ／ｄｃコンバータおよびその同期整流コントローラ、それを用いた電源装置、電源アダプタおよび電子機器 |
| KR102213262B1 (ko) * | 2014-10-06 | 2021-02-08 | 현대모비스 주식회사 | Ldc의 과열 방지를 위한 ldc 제어 장치 및 그 동작 방법 |
| JP6578111B2 (ja) * | 2015-03-05 | 2019-09-18 | ローム株式会社 | 絶縁型のｄｃ／ｄｃコンバータおよびそのフィードバック回路、それを用いた電源装置、電源アダプタおよび電子機器 |
| JP6633863B2 (ja) * | 2015-08-07 | 2020-01-22 | ローム株式会社 | 絶縁同期整流型ｄｃ／ｄｃコンバータ、同期整流コントローラ、それを用いた電源装置、電源アダプタおよび電子機器、同期整流コントローラの制御方法 |
| US20170117813A1 (en) * | 2015-10-21 | 2017-04-27 | Quanta Computer Inc. | Method and system for testing a power supply unit |
| CN105323923B (zh) * | 2015-10-27 | 2018-11-30 | 浙江生辉照明有限公司 | Led智能控制电路及led照明装置 |
| US10868473B2 (en) * | 2015-11-30 | 2020-12-15 | Semiconductor Components Industries, Llc | Secondary side controlled control circuit for power converter with synchronous rectifier |
| JP6149953B1 (ja) * | 2016-02-01 | 2017-06-21 | オンキヨー株式会社 | 保護回路、及び、スイッチング電源 |
| JP6723038B2 (ja) * | 2016-03-23 | 2020-07-15 | ローム株式会社 | 絶縁同期整流型ｄｃ／ｄｃコンバータ、同期整流回路、電源アダプタおよび電子機器、制御方法 |
| JP6732513B2 (ja) * | 2016-04-22 | 2020-07-29 | ローム株式会社 | Ｄｃ／ｄｃコンバータおよび電源アダプタおよび電子機器 |
| DE112016006903B4 (de) * | 2016-05-26 | 2024-08-14 | Mitsubishi Electric Corporation | Flyback-Netzteil, Inverter und elektrisch angetriebenes Fahrzeug |
| JP6748483B2 (ja) * | 2016-05-31 | 2020-09-02 | キヤノン株式会社 | コンバータ、及び、コンバータを備えた画像形成装置 |
| JP6791658B2 (ja) * | 2016-06-15 | 2020-11-25 | ローム株式会社 | 絶縁同期整流型ｄｃ／ｄｃコンバータ、電源アダプタおよび電子機器 |
| JP6842252B2 (ja) * | 2016-07-01 | 2021-03-17 | ローム株式会社 | 絶縁同期整流型ｄｃ／ｄｃコンバータ、その保護方法、電源アダプタおよび電子機器 |
| US9837916B1 (en) * | 2016-07-06 | 2017-12-05 | Semiconductor Components Industries, Llc | Method and apparatus for synchronous rectifier |
| US9825543B1 (en) * | 2016-08-04 | 2017-11-21 | Semiconductor Components Industries, Llc | Power converter and control method for fault event occurrence |
| JP6772730B2 (ja) | 2016-09-30 | 2020-10-21 | ブラザー工業株式会社 | 電源システムおよび画像形成装置 |
| JP7017851B2 (ja) * | 2016-12-01 | 2022-02-09 | 住友重機械工業株式会社 | 故障診断システムおよび処理ユニット |
| JP7002919B2 (ja) * | 2016-12-16 | 2022-01-20 | ローム株式会社 | 絶縁同期整流型ｄｃ／ｄｃコンバータ、電源アダプタおよび電子機器、ｄｃ／ｄｃコンバータの制御方法 |
| CN108206635B (zh) * | 2016-12-16 | 2020-04-28 | 罗姆股份有限公司 | Dc/dc转换器及其控制方法、电源适配器及电子设备 |
| TWI622257B (zh) * | 2017-07-05 | 2018-04-21 | 力林科技股份有限公司 | 電源轉換裝置及其同步整流電路 |
| JP6808589B2 (ja) * | 2017-07-21 | 2021-01-06 | 株式会社東芝 | 発電システム |
| US10511273B2 (en) * | 2017-12-07 | 2019-12-17 | Silicon Laboratories Inc. | Power transfer device using an oscillator |
| JP7028653B2 (ja) * | 2018-01-17 | 2022-03-02 | ローム株式会社 | 絶縁同期整流型ｄｃ／ｄｃコンバータ |
| JP7108173B2 (ja) * | 2018-01-22 | 2022-07-28 | ミツミ電機株式会社 | スイッチング電源装置および直流電源装置 |
| US10826334B2 (en) | 2018-03-29 | 2020-11-03 | Silicon Laboratories Inc. | Electromagnetic radiation control for isolated power transfer product |
| US10601333B2 (en) | 2018-08-22 | 2020-03-24 | Infineon Technologies Austria Ag | Feedforward enhanced feedback control in isolated switched-mode power converters with secondary-side rectified voltage sensing |
| US11502595B2 (en) * | 2018-09-06 | 2022-11-15 | Infineon Technologies Austria Ag | Voltage and current protection in isolated switched-mode power converters with secondary-side rectified voltage sensing |
| US10833535B2 (en) | 2018-09-25 | 2020-11-10 | Silicon Laboratories Inc. | Power resonator with wide input voltage range for isolated power transfer |
| CN113489328B (zh) * | 2018-11-08 | 2024-02-27 | 立锜科技股份有限公司 | 零电压切换控制电路与返驰式电源供应电路及其控制方法 |
| US10770983B2 (en) | 2018-12-06 | 2020-09-08 | Infineon Technologies Austria Ag | Circuits and methods for secondary-side rectified voltage sensing in isolated switched-mode power converters |
| EP3674677B1 (en) | 2018-12-27 | 2021-09-08 | Nxp B.V. | A controller for a switched mode power supply |
| JP7044093B2 (ja) * | 2019-05-08 | 2022-03-30 | 横河電機株式会社 | 過電圧保護回路及び電源装置 |
| KR102164860B1 (ko) * | 2019-08-14 | 2020-10-13 | 엘아이지넥스원 주식회사 | 절연형 컨버터의 과전압 또는 과전류 보호장치 |
| CN112491274B (zh) * | 2019-08-21 | 2022-06-21 | 比亚迪半导体股份有限公司 | 电源控制装置、方法和开关电源系统 |
| US11408923B2 (en) * | 2019-09-23 | 2022-08-09 | Stmicroelectronics Asia Pacific Pte Ltd | Circuit and method for measuring power dissipation in a rectifier |
| CN111146960B (zh) * | 2020-01-19 | 2021-06-08 | 矽力杰半导体技术(杭州)有限公司 | 检测电路以及应用其的开关变换器 |
| US11290018B2 (en) * | 2020-03-24 | 2022-03-29 | Toshiba Tec Kabushiki Kaisha | Power converter and image processing apparatus |
| WO2022032632A1 (en) * | 2020-08-14 | 2022-02-17 | Tridonic Gmbh & Co Kg | Control circuit, led driver and control method |
| CN112003479B (zh) * | 2020-09-01 | 2021-07-30 | 中车青岛四方车辆研究所有限公司 | 数字量采集电路及采集方法 |
| KR102897237B1 (ko) | 2020-11-05 | 2025-12-09 | 엘지이노텍 주식회사 | 위상천이 풀브릿지 컨버터 |
| CN112886802B (zh) * | 2021-01-15 | 2022-07-15 | 深圳市群芯科创电子有限公司 | 一种具有热保护的副边同步整流电路及电子设备 |
| JP7651408B2 (ja) * | 2021-03-24 | 2025-03-26 | 株式会社東芝 | アイソレーションアンプ及び異常状態検出装置 |
| TWI801922B (zh) * | 2021-05-25 | 2023-05-11 | 香港商科奇芯有限公司 | 電壓調節器 |
| US11689174B2 (en) | 2021-06-01 | 2023-06-27 | Skyworks Solutions, Inc. | Isolation communications channel using direct demodulation and data-edge encoding |
| US12388370B2 (en) * | 2022-05-27 | 2025-08-12 | Texas Instruments Incorporated | Integrated power converter with isolated-channel feedback interface |
| JP2023176407A (ja) | 2022-05-31 | 2023-12-13 | 株式会社日立ハイテク | 高電圧制御回路 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1536750A (zh) * | 2003-04-10 | 2004-10-13 | 三美电机株式会社 | 开关式交流附加电路 |
| CN101005235A (zh) * | 2005-12-20 | 2007-07-25 | 三垦电气株式会社 | 电源装置的过热保护电路以及直流电源装置 |
| CN101471609A (zh) * | 2007-12-28 | 2009-07-01 | 尼克森微电子股份有限公司 | 三端子集成化同步整流器及反激式同步整流电路 |
| CN101620012A (zh) * | 2008-07-02 | 2010-01-06 | 南亚科技股份有限公司 | 温度检测器及其使用方法 |
Family Cites Families (38)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08185232A (ja) | 1994-12-28 | 1996-07-16 | Nec Corp | シャントレギュレータ |
| JP2845188B2 (ja) | 1995-12-11 | 1999-01-13 | サンケン電気株式会社 | Ｄｃ−ｄｃコンバ−タ |
| US5747982A (en) | 1996-12-05 | 1998-05-05 | Lucent Technologies Inc. | Multi-chip modules with isolated coupling between modules |
| JPH1198834A (ja) * | 1997-09-24 | 1999-04-09 | Toshiba Corp | スイッチング電源用半導体装置 |
| JP3607823B2 (ja) | 1998-11-19 | 2005-01-05 | 横河電機株式会社 | スイッチング電源装置 |
| US6456511B1 (en) * | 2000-02-17 | 2002-09-24 | Tyco Electronics Corporation | Start-up circuit for flyback converter having secondary pulse width modulation |
| JP3571012B2 (ja) | 2001-08-17 | 2004-09-29 | Ｔｄｋ株式会社 | スイッチング電源装置 |
| US7345896B2 (en) * | 2004-05-10 | 2008-03-18 | Semiconductor Components Industries, L.L.C. | Secondary side power supply controller and method therefor |
| JP4126558B2 (ja) | 2004-07-02 | 2008-07-30 | サンケン電気株式会社 | スイッチング電源装置 |
| US20070040516A1 (en) | 2005-08-15 | 2007-02-22 | Liang Chen | AC to DC power supply with PFC for lamp |
| US7321498B2 (en) | 2005-10-31 | 2008-01-22 | Honeywell International, Inc. | DC-DC converter having synchronous rectification without cross conduction |
| TWI332607B (en) | 2006-07-05 | 2010-11-01 | Delta Electronics Inc | Power adapter for providing output power limiting and load-dependent voltage modulation |
| US7649280B2 (en) | 2006-09-21 | 2010-01-19 | Texas Instruments Incorporated | Method and circuit for cross regulation in a power converter |
| JP4804304B2 (ja) * | 2006-10-11 | 2011-11-02 | 三菱電機株式会社 | 半導体装置 |
| TWI340528B (en) | 2007-04-03 | 2011-04-11 | Delta Electronics Inc | Resonant converter system and controlling method thereof having relatively better efficiency |
| JP4916961B2 (ja) | 2007-06-20 | 2012-04-18 | ルネサスエレクトロニクス株式会社 | 半導体装置およびそれを用いた電源装置 |
| US7969105B2 (en) | 2007-10-24 | 2011-06-28 | Calloway Randall L | Capacitor based energy storage |
| JP5430105B2 (ja) | 2008-09-18 | 2014-02-26 | パナソニック株式会社 | 電源供給システム |
| US8520415B1 (en) | 2008-11-13 | 2013-08-27 | Marvell International Ltd. | Multi-function feedback using an optocoupler |
| CN101599701B (zh) | 2009-07-02 | 2011-09-28 | 成都芯源系统有限公司 | 一种具有故障保护功能的开关电源及其控制方法 |
| TWI436187B (zh) | 2009-07-21 | 2014-05-01 | Richtek Technology Corp | 隔離式電源轉換器的回授電路及控制方法 |
| TWI474601B (zh) | 2009-10-08 | 2015-02-21 | Acbel Polytech Inc | High conversion efficiency of the pulse mode resonant power converter |
| TWI455087B (zh) | 2009-11-03 | 2014-10-01 | Mstar Semiconductor Inc | 低耗電顯示控制方法與相關顯示控制器 |
| IT1397088B1 (it) | 2009-12-28 | 2012-12-28 | St Microelectronics Srl | Circuito integrato per un oscillatore atto a pilotare un dispositivo di controllo di un convertitore risonante a commutazione. |
| US8699243B2 (en) | 2011-10-28 | 2014-04-15 | Apple Inc. | Power converter system with synchronous rectifier output stage and reduced no-load power consumption |
| CN102655378B (zh) | 2012-05-08 | 2014-06-04 | 成都芯源系统有限公司 | 一种隔离式电压转换器电路及其控制方法 |
| CN102664525B (zh) | 2012-05-08 | 2014-08-27 | 成都芯源系统有限公司 | 一种开关电源电路 |
| ITMI20121231A1 (it) | 2012-07-16 | 2014-01-17 | St Microelectronics Srl | Metodo di controllo burst-mode per basso consumo in ingresso in convertitori risonanti e relativo dispositivo di controllo |
| JP6043132B2 (ja) | 2012-09-11 | 2016-12-14 | ローム株式会社 | Ｄｃ／ｄｃコンバータおよびその制御回路、制御方法、それを用いた電源装置、電源アダプタおよび電子機器 |
| JP6101493B2 (ja) * | 2013-01-15 | 2017-03-22 | ローム株式会社 | 電力供給装置、ａｃアダプタ、電子機器および電力供給システム |
| JP6068151B2 (ja) | 2013-01-15 | 2017-01-25 | ローム株式会社 | 電力供給装置、ａｃアダプタ、電子機器および電力供給システム |
| US9374011B2 (en) | 2013-01-22 | 2016-06-21 | Power Integrations, Inc. | Secondary controller for use in synchronous flyback converter |
| US9438127B2 (en) | 2013-03-11 | 2016-09-06 | Analog Devices Global | Reverse current control for an isolated power supply having synchronous rectifiers |
| CN103166464B (zh) | 2013-03-29 | 2016-09-07 | 株式会社村田制作所 | 功率转换器及功率转换方法 |
| CN103490605B (zh) * | 2013-10-12 | 2015-12-23 | 成都芯源系统有限公司 | 隔离式开关变换器及其控制器和控制方法 |
| US9041378B1 (en) * | 2014-07-17 | 2015-05-26 | Crane Electronics, Inc. | Dynamic maneuvering configuration for multiple control modes in a unified servo system |
| JP6554325B2 (ja) | 2014-08-01 | 2019-07-31 | ローム株式会社 | 絶縁同期整流型ｄｃ／ｄｃコンバータおよびそのフィードバック回路、その同期整流コントローラ、それを用いた電源装置、電源アダプタおよび電子機器 |
| JP6578111B2 (ja) * | 2015-03-05 | 2019-09-18 | ローム株式会社 | 絶縁型のｄｃ／ｄｃコンバータおよびそのフィードバック回路、それを用いた電源装置、電源アダプタおよび電子機器 |
-
2015
- 2015-05-28 JP JP2015108898A patent/JP6554325B2/ja active Active
- 2015-07-31 US US14/814,966 patent/US9991809B2/en active Active
- 2015-07-31 CN CN201510462893.6A patent/CN105322802B/zh active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1536750A (zh) * | 2003-04-10 | 2004-10-13 | 三美电机株式会社 | 开关式交流附加电路 |
| CN101005235A (zh) * | 2005-12-20 | 2007-07-25 | 三垦电气株式会社 | 电源装置的过热保护电路以及直流电源装置 |
| CN101471609A (zh) * | 2007-12-28 | 2009-07-01 | 尼克森微电子股份有限公司 | 三端子集成化同步整流器及反激式同步整流电路 |
| CN101620012A (zh) * | 2008-07-02 | 2010-01-06 | 南亚科技股份有限公司 | 温度检测器及其使用方法 |
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| CN105322802A (zh) | 2016-02-10 |
| JP2016036242A (ja) | 2016-03-17 |
| JP6554325B2 (ja) | 2019-07-31 |
| US20160036340A1 (en) | 2016-02-04 |
| US9991809B2 (en) | 2018-06-05 |
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