CN104852577B - 一种降压直流转换器 - Google Patents
一种降压直流转换器 Download PDFInfo
- Publication number
- CN104852577B CN104852577B CN201510315225.0A CN201510315225A CN104852577B CN 104852577 B CN104852577 B CN 104852577B CN 201510315225 A CN201510315225 A CN 201510315225A CN 104852577 B CN104852577 B CN 104852577B
- Authority
- CN
- China
- Prior art keywords
- output end
- error amplifier
- converter
- ground
- resistance
- 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.)
- Active
Links
- 230000006837 decompression Effects 0.000 title claims abstract description 16
- 239000004065 semiconductor Substances 0.000 claims abstract description 6
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
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
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
-
- 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
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/1566—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators with means for compensating against rapid load changes, e.g. with auxiliary current source, with dual mode control or with inductance variation
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510315225.0A CN104852577B (zh) | 2015-06-10 | 2015-06-10 | 一种降压直流转换器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510315225.0A CN104852577B (zh) | 2015-06-10 | 2015-06-10 | 一种降压直流转换器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104852577A CN104852577A (zh) | 2015-08-19 |
CN104852577B true CN104852577B (zh) | 2017-06-27 |
Family
ID=53851993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510315225.0A Active CN104852577B (zh) | 2015-06-10 | 2015-06-10 | 一种降压直流转换器 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104852577B (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105099159B (zh) * | 2015-08-21 | 2017-08-29 | 电子科技大学 | 一种用于dc‑dc变换器的快速启动电路 |
CN107590041B (zh) * | 2017-09-30 | 2023-09-08 | 郑州云海信息技术有限公司 | 一种多反馈点的电压加权反馈系统 |
CN107896060A (zh) * | 2017-11-06 | 2018-04-10 | 上海斐讯数据通信技术有限公司 | 反馈调节电感解决电感啸叫的电路结构及其方法 |
CN110505728B (zh) * | 2018-05-17 | 2022-05-10 | 朗德万斯公司 | 降压转换器 |
CN109375690A (zh) * | 2018-10-17 | 2019-02-22 | 江门市新会区炎泰电子有限公司 | 一种串联型开关稳压电路 |
CN109617413B (zh) * | 2019-01-30 | 2024-03-01 | 上海艾为电子技术股份有限公司 | 升压芯片及其模式切换电路 |
CN110581639B (zh) * | 2019-09-04 | 2020-09-15 | 广州金升阳科技有限公司 | 电流型降压转换器轻重载模式切换快速响应方法和电路 |
CN112383982B (zh) * | 2019-11-27 | 2022-04-15 | 深圳市东准电子科技有限公司 | 一种峰值电流校正补偿电路及具有其的降压驱动led电路 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009125860A1 (en) * | 2008-04-11 | 2009-10-15 | Ricoh Company, Ltd. | Variable voltage dc-dc converter |
CN102204072A (zh) * | 2011-04-13 | 2011-09-28 | 华为技术有限公司 | 迟滞控制转换电路和供电系统 |
CN103414341A (zh) * | 2013-08-21 | 2013-11-27 | 电子科技大学 | 一种用于Buck变换器的环路补偿电路 |
TWI420274B (zh) * | 2010-05-25 | 2013-12-21 | Green Solution Tech Co Ltd | 迴授控制電路及電源轉換電路 |
CN103532378A (zh) * | 2012-07-05 | 2014-01-22 | 晶豪科技股份有限公司 | 抑制输出电压过冲的电压转换器 |
CN204334322U (zh) * | 2015-01-20 | 2015-05-13 | 杭州宽福科技有限公司 | 带有软启动电路的转换系统 |
CN204993057U (zh) * | 2015-06-10 | 2016-01-20 | 上海灿瑞科技股份有限公司 | 一种降压直流转换器 |
-
2015
- 2015-06-10 CN CN201510315225.0A patent/CN104852577B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009125860A1 (en) * | 2008-04-11 | 2009-10-15 | Ricoh Company, Ltd. | Variable voltage dc-dc converter |
TWI420274B (zh) * | 2010-05-25 | 2013-12-21 | Green Solution Tech Co Ltd | 迴授控制電路及電源轉換電路 |
CN102204072A (zh) * | 2011-04-13 | 2011-09-28 | 华为技术有限公司 | 迟滞控制转换电路和供电系统 |
CN103532378A (zh) * | 2012-07-05 | 2014-01-22 | 晶豪科技股份有限公司 | 抑制输出电压过冲的电压转换器 |
CN103414341A (zh) * | 2013-08-21 | 2013-11-27 | 电子科技大学 | 一种用于Buck变换器的环路补偿电路 |
CN204334322U (zh) * | 2015-01-20 | 2015-05-13 | 杭州宽福科技有限公司 | 带有软启动电路的转换系统 |
CN204993057U (zh) * | 2015-06-10 | 2016-01-20 | 上海灿瑞科技股份有限公司 | 一种降压直流转换器 |
Also Published As
Publication number | Publication date |
---|---|
CN104852577A (zh) | 2015-08-19 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104852577B (zh) | 一种降压直流转换器 | |
TWI622260B (zh) | 具有斜坡補償的升降壓變換器及其控制器和控制方法 | |
CN103280971B (zh) | 升降压变换器及其控制器和控制方法 | |
CN104821715B (zh) | 升降压开关电路及其控制方法 | |
US7977928B2 (en) | Method and apparatus for modifying right half-plane zero in a cascaded DC-DC buck-boost converter | |
CN204993057U (zh) | 一种降压直流转换器 | |
CN201985759U (zh) | Dcdc输出电路 | |
US8928300B2 (en) | Control circuits for switching power converters and associated methods | |
CN103683925B (zh) | 直流对直流控制器 | |
CN105356746A (zh) | 用于电源变换器的导通时间产生电路及电源变换器 | |
JP2012235564A (ja) | スイッチング電源装置 | |
WO2011140366A3 (en) | Output voltage ripple control for a dc-dc power converter | |
US10568169B2 (en) | Control circuit, control method and LED driver thereof | |
CN105141114A (zh) | 恒定导通时长控制的开关变换器及其控制电路 | |
TWI435519B (zh) | 電源轉換器與其控制方法 | |
TW201524095A (zh) | 電源轉換器的功率因數校正電路 | |
CN106787652A (zh) | 一种适用于降压变换器输出直流失调的动态消除电路 | |
CN105790580A (zh) | 电源系统及电感电流峰值的控制方法 | |
CN103747561A (zh) | 负载调整补偿开关电源 | |
CN203504410U (zh) | 直流对直流转换器 | |
CN101471603B (zh) | 直流到直流降压转换器及纹波改善电路 | |
CN204119034U (zh) | 开关变换器及其控制电路 | |
CN104159355A (zh) | Led驱动电路及其控制电路以及控制方法 | |
CN109617413B (zh) | 升压芯片及其模式切换电路 | |
CN102857096A (zh) | 一种升降压直流变换器控制方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB02 | Change of applicant information |
Address after: 200081 Shanghai, North Sichuan Road, room 1717, No. 1006, room Applicant after: SHANGHAI CANRUI TECHNOLOGY CO., LTD. Address before: 200081 Shanghai, North Sichuan Road, room 1717, No. 1006, room Applicant before: Orient-Chip Semiconductor (Shanghai) Co., Ltd. |
|
CB03 | Change of inventor or designer information |
Inventor after: Luo Jie Inventor after: Zeng Guanren Inventor before: Luo Liquan Inventor before: Luo Jie Inventor before: Zeng Guanren |
|
COR | Change of bibliographic data | ||
CB02 | Change of applicant information |
Address after: 200072 Jingan District extension Road, Shanghai science and technology building, room 149, Room 308 Applicant after: SHANGHAI CANRUI TECHNOLOGY CO., LTD. Address before: 200081 Shanghai, North Sichuan Road, room 1717, No. 1006, room Applicant before: SHANGHAI CANRUI TECHNOLOGY CO., LTD. |
|
COR | Change of bibliographic data | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Zeng Guanren Inventor before: Luo Jie Inventor before: Zeng Guanren |
|
CB03 | Change of inventor or designer information |