CN102570837A - 一种恒压恒流控制电路及其控制方法 - Google Patents
一种恒压恒流控制电路及其控制方法 Download PDFInfo
- Publication number
- CN102570837A CN102570837A CN2012100477524A CN201210047752A CN102570837A CN 102570837 A CN102570837 A CN 102570837A CN 2012100477524 A CN2012100477524 A CN 2012100477524A CN 201210047752 A CN201210047752 A CN 201210047752A CN 102570837 A CN102570837 A CN 102570837A
- Authority
- CN
- China
- Prior art keywords
- signal
- circuit
- constant
- control circuit
- voltage
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 23
- 230000005284 excitation Effects 0.000 claims description 90
- 238000004804 winding Methods 0.000 claims description 28
- 238000005070 sampling Methods 0.000 claims description 17
- 230000000630 rising effect Effects 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 6
- 230000003139 buffering effect Effects 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 abstract description 18
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 12
- 230000001276 controlling effect Effects 0.000 description 11
- 230000006698 induction Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
Images
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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (13)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210047752.4A CN102570837B (zh) | 2012-02-28 | 2012-02-28 | 一种恒压恒流控制电路及其控制方法 |
US13/750,622 US8917528B2 (en) | 2012-02-28 | 2013-01-25 | Constant voltage constant current controller and control method thereof |
US14/533,311 US9130468B2 (en) | 2012-02-28 | 2014-11-05 | Constant voltage constant current controller and control method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210047752.4A CN102570837B (zh) | 2012-02-28 | 2012-02-28 | 一种恒压恒流控制电路及其控制方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102570837A true CN102570837A (zh) | 2012-07-11 |
CN102570837B CN102570837B (zh) | 2014-09-03 |
Family
ID=46415470
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201210047752.4A Active CN102570837B (zh) | 2012-02-28 | 2012-02-28 | 一种恒压恒流控制电路及其控制方法 |
Country Status (2)
Country | Link |
---|---|
US (2) | US8917528B2 (zh) |
CN (1) | CN102570837B (zh) |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102983760A (zh) * | 2012-07-18 | 2013-03-20 | 无锡莱士电子科技有限公司 | 反激式开关电源***及其恒流控制器 |
CN103066838A (zh) * | 2013-02-05 | 2013-04-24 | 深圳市华星光电技术有限公司 | 电源***及其控制方法 |
CN103248207A (zh) * | 2013-05-21 | 2013-08-14 | 苏州智浦芯联电子科技有限公司 | 一种基于原边反馈的恒流恒压式反激式变换器 |
CN103457465A (zh) * | 2013-09-17 | 2013-12-18 | 长安大学 | 一种具有外部可调限流功能的恒流/恒压dc-dc转换*** |
CN104660046A (zh) * | 2013-11-19 | 2015-05-27 | 台湾类比科技股份有限公司 | 电源转换器的定电流控制电路及其定电流控制方法 |
CN104717781A (zh) * | 2013-12-11 | 2015-06-17 | 台达电子企业管理(上海)有限公司 | 调光装置以及调光方法 |
CN104779796A (zh) * | 2015-03-30 | 2015-07-15 | 陆俊 | 一种电源输出电压调整电路及装置 |
US9362821B2 (en) | 2013-02-05 | 2016-06-07 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Power system and control method thereof |
CN105992436A (zh) * | 2015-02-13 | 2016-10-05 | 台达电子工业股份有限公司 | Led驱动装置及其控制方法 |
CN106329935A (zh) * | 2015-07-02 | 2017-01-11 | Tdk株式会社 | 电源装置的控制装置以及控制方法 |
CN108711921A (zh) * | 2018-04-16 | 2018-10-26 | 广州昂宝电子有限公司 | 用于电池充电的交流信号功率变换***、充电***及方法 |
CN109298224A (zh) * | 2018-09-13 | 2019-02-01 | 广州金升阳科技有限公司 | 一种原边检测电路和原边检测方法 |
CN110212765A (zh) * | 2018-02-28 | 2019-09-06 | 比亚迪股份有限公司 | 一种电源及其电源电路 |
CN110473508A (zh) * | 2019-08-16 | 2019-11-19 | 深圳南云微电子有限公司 | 一种实现宽电压输入的蜂鸣器驱动方法及驱动电路 |
WO2021146980A1 (zh) * | 2020-01-22 | 2021-07-29 | Msj***有限责任公司 | 一种开关电源变换器 |
CN113676056A (zh) * | 2021-07-16 | 2021-11-19 | 杭州电子科技大学 | 一种反激变换器输出电流估算电路及其使用装置 |
CN115065245A (zh) * | 2022-08-04 | 2022-09-16 | 成都利普芯微电子有限公司 | 同步整流控制电路、芯片及开关电源 |
CN116073642A (zh) * | 2023-01-28 | 2023-05-05 | 艾科微电子(深圳)有限公司 | 电源转换电路的控制电路、方法和电源转换*** |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102624254B (zh) * | 2012-03-26 | 2014-06-18 | 矽力杰半导体技术(杭州)有限公司 | 一种具有改进的负载调节的恒压恒流控制电路及其控制方法 |
CN103066872B (zh) | 2013-01-17 | 2015-06-17 | 矽力杰半导体技术(杭州)有限公司 | 一种集成开关电源控制器以及应用其的开关电源 |
CN103116062B (zh) * | 2013-03-11 | 2015-07-08 | 矽力杰半导体技术(杭州)有限公司 | 一种电压峰值检测电路及检测方法 |
CN103151910B (zh) | 2013-03-25 | 2015-05-13 | 矽力杰半导体技术(杭州)有限公司 | 一种欠压保护电路、欠压保护方法及开关电源 |
CN103166450B (zh) | 2013-04-15 | 2015-08-26 | 矽力杰半导体技术(杭州)有限公司 | 电压传输损耗补偿电路、补偿方法、控制芯片及开关电源 |
US9866123B2 (en) * | 2013-10-31 | 2018-01-09 | Dialog Semiconductor Inc. | Power converter with dynamic preload |
CN104734510B (zh) * | 2013-12-20 | 2017-05-03 | 比亚迪股份有限公司 | 开关电源及其控制芯片 |
US9948187B2 (en) * | 2014-04-01 | 2018-04-17 | Infineon Technologies Austria Ag | System and method for a switched-mode power supply |
CN103944374A (zh) | 2014-04-25 | 2014-07-23 | 矽力杰半导体技术(杭州)有限公司 | 原边反馈的pfc恒压驱动控制电路及控制方法 |
US9559615B2 (en) * | 2014-06-02 | 2017-01-31 | Magtech Industries Corporation | Fully variable power supply controller |
US9819274B2 (en) * | 2014-11-20 | 2017-11-14 | Microchip Technology Incorporated | Start-up controller for a power converter |
CN105652074B (zh) | 2014-12-03 | 2018-08-10 | 万国半导体(开曼)股份有限公司 | 电压检测电路及检测电压变化的方法 |
CN105720807B (zh) | 2014-12-03 | 2018-05-29 | 万国半导体(开曼)股份有限公司 | 用于检测输入电压和泄放滞留电压的方法及装置 |
CN105763030B (zh) | 2014-12-17 | 2018-07-13 | 万国半导体(开曼)股份有限公司 | 在电压转换器启动阶段抑制电流过大的电路及方法 |
CN105759135B (zh) | 2014-12-17 | 2018-11-13 | 万国半导体(开曼)股份有限公司 | 在反激转换器中判断负载状态的电路及方法 |
CN105763061B (zh) * | 2014-12-17 | 2018-05-29 | 万国半导体(开曼)股份有限公司 | 反激转换器输出电流计算电路及计算方法 |
KR102143254B1 (ko) * | 2015-04-13 | 2020-08-11 | 매그나칩 반도체 유한회사 | 플라이백 컨버터의 pwm 제어장치 |
KR102378822B1 (ko) | 2015-04-30 | 2022-03-30 | 삼성전자주식회사 | Led 구동 장치 |
US10277130B2 (en) | 2015-06-01 | 2019-04-30 | Microchip Technolgoy Incorporated | Primary-side start-up method and circuit arrangement for a series-parallel resonant power converter |
US9787091B2 (en) * | 2015-09-16 | 2017-10-10 | General Electric Company | Systems and methods for controlling a power conversion system |
US10700518B2 (en) * | 2015-10-08 | 2020-06-30 | Astec International Limited | Constant current limiting protection for series coupled power supplies |
CN105406691B (zh) * | 2015-11-05 | 2018-06-29 | 矽力杰半导体技术(杭州)有限公司 | 用于隔离式开关电源的电压采样控制方法及控制电路 |
CN105356727B (zh) | 2015-11-27 | 2018-11-27 | 矽力杰半导体技术(杭州)有限公司 | 用于开关电源的开关管驱动控制方法以及控制电路 |
CN105471270A (zh) | 2016-01-22 | 2016-04-06 | 矽力杰半导体技术(杭州)有限公司 | 一种具有自适应消隐时间的控制电路及控制方法 |
CN105896943B (zh) * | 2016-05-27 | 2018-08-28 | 南京矽力杰半导体技术有限公司 | 一种控制电路、控制方法及应用其的开关电源 |
CN105978341B (zh) | 2016-06-01 | 2019-03-19 | 西安矽力杰半导体技术有限公司 | 副边控制电路、控制方法及应用其的反激式变换器 |
CN108092513B (zh) | 2017-12-26 | 2020-03-06 | 矽力杰半导体技术(杭州)有限公司 | 直流-直流转换器 |
CN107947593B (zh) | 2017-12-26 | 2020-03-06 | 矽力杰半导体技术(杭州)有限公司 | 直流-直流转换器 |
US10491125B2 (en) * | 2018-02-12 | 2019-11-26 | Silanna Asia Pte Ltd | Switched-mode power controller with multi-mode startup |
JP7003733B2 (ja) | 2018-02-28 | 2022-01-21 | 横河電機株式会社 | 電流出力回路 |
CN108539981A (zh) | 2018-06-04 | 2018-09-14 | 南京矽力杰半导体技术有限公司 | 直流-直流转换器 |
CN108712073B (zh) | 2018-06-08 | 2020-01-03 | 南京矽力杰半导体技术有限公司 | 三电平直流-直流转换器 |
CN108736709B (zh) | 2018-06-14 | 2020-02-04 | 南京矽力杰半导体技术有限公司 | 功率变换器 |
CN109742964A (zh) * | 2018-12-28 | 2019-05-10 | 成都芯源***有限公司 | 具有输入功率限制的ac/dc变换器的控制电路和方法 |
US11442484B2 (en) | 2019-01-04 | 2022-09-13 | Silergy Semiconductor Technology (Hangzhou) Ltd | Voltage regulator |
CN109782839B (zh) | 2019-01-04 | 2020-07-07 | 南京矽力微电子技术有限公司 | 电压调节器 |
US10778108B2 (en) * | 2019-02-15 | 2020-09-15 | Apple Inc. | Frequency doubling resonant converter |
WO2020186474A1 (en) | 2019-03-20 | 2020-09-24 | Texas Instruments Incorporated | Dc-dc converter with improved regulation accuracy |
US10958174B1 (en) * | 2019-07-08 | 2021-03-23 | Dialog Semiconductor Inc. | Light load detector circuit for inductive DC-DC converter |
CN110277909B (zh) | 2019-07-09 | 2022-09-20 | 南京矽力微电子技术有限公司 | 开关电容变换器、电流控制电路及电流控制方法 |
CN111224540B (zh) | 2019-12-20 | 2021-04-06 | 南京矽力微电子技术有限公司 | 开关电容变换器及其驱动电路 |
TWI796013B (zh) * | 2021-11-26 | 2023-03-11 | 通嘉科技股份有限公司 | 電源轉換器的電源控制器與控制方法 |
CN114189158A (zh) * | 2021-11-30 | 2022-03-15 | 矽力杰半导体技术(杭州)有限公司 | 信号采样方法、采样电路、集成电路和开关电源 |
CN115224940B (zh) * | 2022-07-22 | 2023-05-30 | 厦门英麦科芯集成科技有限公司 | 一种恒流恒压输出电路及电源芯片 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201113523Y (zh) * | 2007-10-24 | 2008-09-10 | Bcd半导体制造有限公司 | 直流输入型充电器 |
JP2009106010A (ja) * | 2007-10-19 | 2009-05-14 | Sanyo Electric Co Ltd | 電源システム |
JP2010093874A (ja) * | 2008-10-03 | 2010-04-22 | Toshiba Lighting & Technology Corp | 電源装置及び照明器具 |
Family Cites Families (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7061780B2 (en) * | 2004-09-09 | 2006-06-13 | System General Corp. | Switching control circuit with variable switching frequency for primary-side-controlled power converters |
US7352595B2 (en) * | 2005-11-08 | 2008-04-01 | System General Corp. | Primary-side controlled switching regulator |
US7616459B2 (en) * | 2005-12-07 | 2009-11-10 | Active-Semi, Inc. | System and method for a primary feedback switched mode power supply |
US7635956B2 (en) * | 2006-01-06 | 2009-12-22 | Active-Semi, Inc. | Primary side constant output voltage controller |
CN101515756B (zh) * | 2008-02-18 | 2011-11-23 | 昂宝电子(上海)有限公司 | 具有多种模式的用于高效功率控制的方法和*** |
US8279631B2 (en) * | 2008-08-05 | 2012-10-02 | Active-Semi, Inc. | Limiting primary peak charge to control output current of a flyback converter |
US8526203B2 (en) * | 2008-10-21 | 2013-09-03 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for constant voltage mode and constant current mode in flyback power converter with primary-side sensing and regulation |
US8488342B2 (en) * | 2008-10-21 | 2013-07-16 | On-Bright Electronics (Shanghai) Co., Ltd. | Systems and methods for constant voltage mode and constant current mode in flyback power converters with primary-side sensing and regulation |
US7911815B2 (en) * | 2008-12-31 | 2011-03-22 | Grenergy Opto, Inc. | Primary-side feedback control device and related method for a power converter |
US8199537B2 (en) * | 2009-02-19 | 2012-06-12 | Iwatt Inc. | Detecting light load conditions and improving light load efficiency in a switching power converter |
US8018743B2 (en) * | 2009-03-05 | 2011-09-13 | Iwatt Inc. | Adaptive control for transition between multiple modulation modes in a switching power converter |
US8139384B2 (en) * | 2009-06-02 | 2012-03-20 | Power Integrations, Inc. | Method and apparatus for input charge control of a power supply |
WO2011052197A1 (en) * | 2009-10-29 | 2011-05-05 | Fuji Electric Systems Co., Ltd. | Switching power supply circuit and power factor controller |
US8059429B2 (en) * | 2009-12-31 | 2011-11-15 | Active-Semi, Inc. | Using output drop detection pulses to achieve fast transient response from a low-power mode |
CN101841250B (zh) * | 2010-04-27 | 2012-08-15 | 上海新进半导体制造有限公司 | 一种开关电源控制电路及原边控制的反激式开关电源 |
US20140211519A1 (en) * | 2011-01-04 | 2014-07-31 | System General Corporation | Single-stage pfc converter with constant voltage and constant current |
TWI429175B (zh) * | 2011-03-04 | 2014-03-01 | Wen Chung Yeh | 電源管理器、控制方法與積體電路 |
US8477516B2 (en) * | 2011-04-18 | 2013-07-02 | Noveltek Semiconductor Corp. | Low cost high power factor LED driver |
CN102315698B (zh) * | 2011-08-30 | 2013-06-12 | 矽力杰半导体技术(杭州)有限公司 | 一种磁场耦合式非接触电能传输装置 |
CN102624254B (zh) * | 2012-03-26 | 2014-06-18 | 矽力杰半导体技术(杭州)有限公司 | 一种具有改进的负载调节的恒压恒流控制电路及其控制方法 |
US8780590B2 (en) * | 2012-05-03 | 2014-07-15 | Hong Kong Applied Science & Technology Research Institute Company, Ltd. | Output current estimation for an isolated flyback converter with variable switching frequency control and duty cycle adjustment for both PWM and PFM modes |
US8665612B2 (en) * | 2012-07-10 | 2014-03-04 | Immense Advance Technology Corporation | Constant current controller |
US9337737B2 (en) * | 2012-08-06 | 2016-05-10 | System General Corp. | Control circuit with fast dynamic response for power converters |
CN102820764A (zh) * | 2012-09-11 | 2012-12-12 | 成都芯源***有限公司 | 控制电路、开关变换器及其控制方法 |
-
2012
- 2012-02-28 CN CN201210047752.4A patent/CN102570837B/zh active Active
-
2013
- 2013-01-25 US US13/750,622 patent/US8917528B2/en active Active
-
2014
- 2014-11-05 US US14/533,311 patent/US9130468B2/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009106010A (ja) * | 2007-10-19 | 2009-05-14 | Sanyo Electric Co Ltd | 電源システム |
CN201113523Y (zh) * | 2007-10-24 | 2008-09-10 | Bcd半导体制造有限公司 | 直流输入型充电器 |
JP2010093874A (ja) * | 2008-10-03 | 2010-04-22 | Toshiba Lighting & Technology Corp | 電源装置及び照明器具 |
Cited By (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102983760B (zh) * | 2012-07-18 | 2014-11-05 | 无锡莱士电子科技有限公司 | 反激式开关电源***及其恒流控制器 |
CN102983760A (zh) * | 2012-07-18 | 2013-03-20 | 无锡莱士电子科技有限公司 | 反激式开关电源***及其恒流控制器 |
CN103066838A (zh) * | 2013-02-05 | 2013-04-24 | 深圳市华星光电技术有限公司 | 电源***及其控制方法 |
WO2014121472A1 (zh) * | 2013-02-05 | 2014-08-14 | 深圳市华星光电技术有限公司 | 电源***及其控制方法 |
GB2524450B (en) * | 2013-02-05 | 2020-07-29 | Shenzhen China Star Optoelect | Power source system and control method thereof |
GB2524450A (en) * | 2013-02-05 | 2015-09-23 | Shenzhen China Star Optoelect | Power source system and control method therefor |
US9362821B2 (en) | 2013-02-05 | 2016-06-07 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Power system and control method thereof |
CN103248207A (zh) * | 2013-05-21 | 2013-08-14 | 苏州智浦芯联电子科技有限公司 | 一种基于原边反馈的恒流恒压式反激式变换器 |
CN103457465A (zh) * | 2013-09-17 | 2013-12-18 | 长安大学 | 一种具有外部可调限流功能的恒流/恒压dc-dc转换*** |
CN104660046B (zh) * | 2013-11-19 | 2017-04-12 | 台湾类比科技股份有限公司 | 电源转换器的定电流控制电路及其定电流控制方法 |
CN104660046A (zh) * | 2013-11-19 | 2015-05-27 | 台湾类比科技股份有限公司 | 电源转换器的定电流控制电路及其定电流控制方法 |
US9781804B2 (en) | 2013-12-11 | 2017-10-03 | Delta Electronics (Shanghai) Co., Ltd. | Light regulating apparatus with feed forward compensation and light regulating method thereof |
CN104717781A (zh) * | 2013-12-11 | 2015-06-17 | 台达电子企业管理(上海)有限公司 | 调光装置以及调光方法 |
CN105992436A (zh) * | 2015-02-13 | 2016-10-05 | 台达电子工业股份有限公司 | Led驱动装置及其控制方法 |
CN104779796A (zh) * | 2015-03-30 | 2015-07-15 | 陆俊 | 一种电源输出电压调整电路及装置 |
CN106329935B (zh) * | 2015-07-02 | 2018-11-20 | Tdk株式会社 | 电源装置的控制装置以及控制方法 |
CN106329935A (zh) * | 2015-07-02 | 2017-01-11 | Tdk株式会社 | 电源装置的控制装置以及控制方法 |
CN110212765B (zh) * | 2018-02-28 | 2021-03-02 | 比亚迪半导体股份有限公司 | 一种电源及其电源电路 |
CN110212765A (zh) * | 2018-02-28 | 2019-09-06 | 比亚迪股份有限公司 | 一种电源及其电源电路 |
CN108711921A (zh) * | 2018-04-16 | 2018-10-26 | 广州昂宝电子有限公司 | 用于电池充电的交流信号功率变换***、充电***及方法 |
CN109298224A (zh) * | 2018-09-13 | 2019-02-01 | 广州金升阳科技有限公司 | 一种原边检测电路和原边检测方法 |
CN109298224B (zh) * | 2018-09-13 | 2020-12-18 | 广州金升阳科技有限公司 | 一种原边检测电路和原边检测方法 |
CN110473508A (zh) * | 2019-08-16 | 2019-11-19 | 深圳南云微电子有限公司 | 一种实现宽电压输入的蜂鸣器驱动方法及驱动电路 |
CN110473508B (zh) * | 2019-08-16 | 2021-11-12 | 深圳南云微电子有限公司 | 一种实现宽电压输入的蜂鸣器驱动方法及驱动电路 |
WO2021146980A1 (zh) * | 2020-01-22 | 2021-07-29 | Msj***有限责任公司 | 一种开关电源变换器 |
CN113676056A (zh) * | 2021-07-16 | 2021-11-19 | 杭州电子科技大学 | 一种反激变换器输出电流估算电路及其使用装置 |
CN113676056B (zh) * | 2021-07-16 | 2023-03-24 | 杭州电子科技大学 | 一种反激变换器输出电流估算电路及其使用装置 |
CN115065245A (zh) * | 2022-08-04 | 2022-09-16 | 成都利普芯微电子有限公司 | 同步整流控制电路、芯片及开关电源 |
CN115065245B (zh) * | 2022-08-04 | 2022-12-16 | 深圳利普芯微电子有限公司 | 同步整流控制电路、芯片及开关电源 |
CN116073642A (zh) * | 2023-01-28 | 2023-05-05 | 艾科微电子(深圳)有限公司 | 电源转换电路的控制电路、方法和电源转换*** |
CN116073642B (zh) * | 2023-01-28 | 2023-06-16 | 艾科微电子(深圳)有限公司 | 电源转换电路的控制电路、方法和电源转换*** |
Also Published As
Publication number | Publication date |
---|---|
US20130223108A1 (en) | 2013-08-29 |
US9130468B2 (en) | 2015-09-08 |
CN102570837B (zh) | 2014-09-03 |
US8917528B2 (en) | 2014-12-23 |
US20150055383A1 (en) | 2015-02-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102570837B (zh) | 一种恒压恒流控制电路及其控制方法 | |
CN103051177B (zh) | 一种快速响应的控制电路及其控制方法 | |
US9362833B2 (en) | Constant voltage constant current control circuits and methods with improved load regulation | |
CN101552563B (zh) | 一种开关电源中控制恒流输出的装置及方法 | |
CN102832806B (zh) | 开关稳压电路及其电压反馈电路和电压反馈方法 | |
CN102868297B (zh) | 一种固定截止时间pfm模式开关电源控制器 | |
CN103929063B (zh) | 一种原边反馈控制方法及原边反馈控制的隔离式变换器 | |
CN102427295A (zh) | 开关调节电路 | |
US20160322908A1 (en) | Flyback converter, control circuit and control method therefor | |
CN102480231A (zh) | 用于谐振变换器的电路 | |
CN103887972A (zh) | Dvs***开关dc-dc变换器的混合控制电路及其控制方法 | |
CN103151924A (zh) | 一种高精度恒流恒功率自适应补偿电路 | |
CN103390991A (zh) | 开关电源及提高其输出电流调整率的电路 | |
CN105356742A (zh) | 一种高效率电荷泵 | |
CN103715898A (zh) | 反馈电压采样电路、反馈电压消隐电路及方法 | |
CN102545808B (zh) | 误差放大器、控制器和原边反馈控制ac/dc转换器 | |
CN202840946U (zh) | 一种开关稳压电路及其电压反馈电路 | |
CN104007311A (zh) | 检测器电路 | |
CN202374178U (zh) | 开关调节电路 | |
CN102983759B (zh) | 控制开关电源恒定输出电流的控制器及控制方法 | |
CN106961216B (zh) | 新型恒定输出电流buck电路 | |
CN103399610B (zh) | 一种原边反馈自动补偿采样电路 | |
CN203705525U (zh) | 一种电流检测电路及其控制回路 | |
CN100461599C (zh) | 功率转换器的控制器 | |
CN101826798B (zh) | 电源转换装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Address after: 310012 Wensanlu Road, Hangzhou Province, No. 90 East Software Park, science and technology building A1501 Applicant after: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. Address before: 310012 Wensanlu Road, Hangzhou Province, No. 90 East Software Park, science and technology building A1501 Applicant before: Hangzhou Silergy Semi-conductor Technology Co., Ltd. |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: HANGZHOU SILERGY SEMI-CONDUCTOR TECHNOLOGY CO., LTD. TO: SILERGY SEMICONDUCTOR TECHNOLOGY (HANGZHOU) CO., LTD. |
|
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CI01 | Publication of corrected invention patent application |
Correction item: Drawings Correct: Correct False: Error Number: 37 Volume: 28 |
|
CI02 | Correction of invention patent application |
Correction item: Drawings Correct: The characters in the drawings are normal False: The characters in the drawings are shown as small squares Number: 28 Page: Description Volume: 28 |
|
ERR | Gazette correction |
Free format text: CORRECT: FIGURE OF DESCRIPTION; FROM: ERROR TO: CORRECT |
|
RECT | Rectification | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP02 | Change in the address of a patent holder | ||
CP02 | Change in the address of a patent holder |
Address after: 310051 No. 6 Lianhui Street, Xixing Street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. Address before: 310012 Wensanlu Road, Hangzhou Province, No. 90 East Software Park, science and technology building A1501 Patentee before: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. |