CN101056058A - 高精度平均输出电流控制的恒定关断时间控制方案 - Google Patents
高精度平均输出电流控制的恒定关断时间控制方案 Download PDFInfo
- Publication number
- CN101056058A CN101056058A CNA2007100684364A CN200710068436A CN101056058A CN 101056058 A CN101056058 A CN 101056058A CN A2007100684364 A CNA2007100684364 A CN A2007100684364A CN 200710068436 A CN200710068436 A CN 200710068436A CN 101056058 A CN101056058 A CN 101056058A
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- piece
- constant
- output current
- power supply
- time
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- Granted
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- 238000001514 detection method Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 abstract description 3
- 230000001939 inductive effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 2
- 230000002045 lasting 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
- H02M1/00—Details of apparatus for conversion
- H02M1/08—Circuits specially adapted for the generation of control voltages for semiconductor devices incorporated in static 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
- 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)
Abstract
Description
Claims (5)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007100684364A CN100479311C (zh) | 2007-05-08 | 2007-05-08 | 高精度平均输出电流控制的恒定关断时间控制方案 |
US12/003,498 US20080278138A1 (en) | 2007-05-08 | 2007-12-26 | High accuracy constant-off average output current control scheme |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2007100684364A CN100479311C (zh) | 2007-05-08 | 2007-05-08 | 高精度平均输出电流控制的恒定关断时间控制方案 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101056058A true CN101056058A (zh) | 2007-10-17 |
CN100479311C CN100479311C (zh) | 2009-04-15 |
Family
ID=38795731
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2007100684364A Expired - Fee Related CN100479311C (zh) | 2007-05-08 | 2007-05-08 | 高精度平均输出电流控制的恒定关断时间控制方案 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20080278138A1 (zh) |
CN (1) | CN100479311C (zh) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102035392A (zh) * | 2010-12-07 | 2011-04-27 | 魏其萃 | 宽输入电压范围正激式开关电源 |
CN102460395A (zh) * | 2009-05-11 | 2012-05-16 | 卡伦茨技术有限公司 | 基于状态变量的误差检测和/或校正 |
CN101753026B (zh) * | 2008-12-01 | 2012-06-20 | 台达电子工业股份有限公司 | 交换式电源转换电路 |
CN102545662A (zh) * | 2011-01-03 | 2012-07-04 | 快捷韩国半导体有限公司 | 开关控制电路、使用其的变换器和开关控制方法 |
CN102638162A (zh) * | 2011-02-11 | 2012-08-15 | 快捷半导体(苏州)有限公司 | 固定关断时间升压转换器 |
CN103246302A (zh) * | 2012-02-03 | 2013-08-14 | 上海占空比电子科技有限公司 | 一种输出电流采样及恒定输出电流控制的方法 |
CN102265233B (zh) * | 2008-12-23 | 2014-01-29 | 艾沃特有限公司 | 基于初级侧自适应数字控制驱动bjt的用于开关电源变换器的控制器 |
CN104917357A (zh) * | 2014-03-10 | 2015-09-16 | 美格纳半导体有限公司 | 开关控制电路、开关控制方法以及使用其的转换器 |
CN108513400A (zh) * | 2018-04-04 | 2018-09-07 | 泉芯电子技术(深圳)有限公司 | 电感电流平均值检测系统及其电感电流平均值检测系统的检测方法 |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7777271B1 (en) * | 2006-09-01 | 2010-08-17 | National Semiconductor Corporation | System and method for providing low cost high endurance low voltage electrically erasable programmable read only memory |
TWI360937B (en) * | 2008-11-26 | 2012-03-21 | Delta Electronics Inc | Switcing power conversion circuit |
US8476888B1 (en) | 2010-02-24 | 2013-07-02 | National Semiconductor Corporation | Switching regulator providing current regulation based on using switching transistor current to control on time |
CN102255507B (zh) * | 2010-05-20 | 2013-08-28 | 美芯晟科技(北京)有限公司 | 用于隔离型开关电源的恒流控制电路 |
US8872810B2 (en) | 2010-10-12 | 2014-10-28 | National Semiconductor Corporation | Combined digital modulation and current dimming control for light emitting diodes |
US20150016157A1 (en) * | 2013-07-09 | 2015-01-15 | Qi Cui Wei | Constant switching frequency discontinuous current mode average output current control scheme |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4717994A (en) * | 1986-12-11 | 1988-01-05 | Zenith Electronics Corporation | Current mode control for DC converters operating over 50% duty cycle |
US5481178A (en) * | 1993-03-23 | 1996-01-02 | Linear Technology Corporation | Control circuit and method for maintaining high efficiency over broad current ranges in a switching regulator circuit |
DE60310401T2 (de) * | 2002-06-04 | 2007-09-20 | Koninklijke Philips Electronics N.V. | Gleichstrom/gleichstrom-wandler |
US7276861B1 (en) * | 2004-09-21 | 2007-10-02 | Exclara, Inc. | System and method for driving LED |
US7538534B2 (en) * | 2004-11-29 | 2009-05-26 | Supentex, Inc. | Method and apparatus for controlling output current of a cascaded DC/DC converter |
KR100628716B1 (ko) * | 2005-02-02 | 2006-09-28 | 삼성전자주식회사 | Led구동장치 |
US8067896B2 (en) * | 2006-05-22 | 2011-11-29 | Exclara, Inc. | Digitally controlled current regulator for high power solid state lighting |
US7598682B2 (en) * | 2006-05-26 | 2009-10-06 | Nexxus Lighting, Inc. | Current regulator apparatus and methods |
US7339356B1 (en) * | 2006-06-30 | 2008-03-04 | Texas Instruments Incorporated | Apparatus and method for controlling a power converter device |
US7557519B2 (en) * | 2006-09-14 | 2009-07-07 | Infineon Technologies Ag | Controlling power to light-emitting device |
US7880400B2 (en) * | 2007-09-21 | 2011-02-01 | Exclara, Inc. | Digital driver apparatus, method and system for solid state lighting |
-
2007
- 2007-05-08 CN CNB2007100684364A patent/CN100479311C/zh not_active Expired - Fee Related
- 2007-12-26 US US12/003,498 patent/US20080278138A1/en not_active Abandoned
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101753026B (zh) * | 2008-12-01 | 2012-06-20 | 台达电子工业股份有限公司 | 交换式电源转换电路 |
CN102265233B (zh) * | 2008-12-23 | 2014-01-29 | 艾沃特有限公司 | 基于初级侧自适应数字控制驱动bjt的用于开关电源变换器的控制器 |
CN102460395A (zh) * | 2009-05-11 | 2012-05-16 | 卡伦茨技术有限公司 | 基于状态变量的误差检测和/或校正 |
CN102460395B (zh) * | 2009-05-11 | 2015-03-04 | 英派尔科技开发有限公司 | 基于状态变量的误差检测和/或校正 |
CN102035392A (zh) * | 2010-12-07 | 2011-04-27 | 魏其萃 | 宽输入电压范围正激式开关电源 |
CN102545662A (zh) * | 2011-01-03 | 2012-07-04 | 快捷韩国半导体有限公司 | 开关控制电路、使用其的变换器和开关控制方法 |
CN102638162A (zh) * | 2011-02-11 | 2012-08-15 | 快捷半导体(苏州)有限公司 | 固定关断时间升压转换器 |
CN103246302B (zh) * | 2012-02-03 | 2015-12-16 | 上海占空比电子科技有限公司 | 一种输出电流采样及恒定输出电流控制电路及方法 |
CN103246302A (zh) * | 2012-02-03 | 2013-08-14 | 上海占空比电子科技有限公司 | 一种输出电流采样及恒定输出电流控制的方法 |
CN104917357A (zh) * | 2014-03-10 | 2015-09-16 | 美格纳半导体有限公司 | 开关控制电路、开关控制方法以及使用其的转换器 |
CN111342640A (zh) * | 2014-03-10 | 2020-06-26 | 美格纳半导体有限公司 | 开关控制电路、开关控制方法以及使用其的转换器 |
CN104917357B (zh) * | 2014-03-10 | 2020-09-01 | 美格纳半导体有限公司 | 开关控制电路、开关控制方法以及使用其的转换器 |
CN111342640B (zh) * | 2014-03-10 | 2023-06-20 | 美格纳半导体有限公司 | 开关控制电路、开关控制方法以及使用其的转换器 |
CN111342640B9 (zh) * | 2014-03-10 | 2023-10-17 | 美格纳半导体有限公司 | 开关控制电路、开关控制方法以及使用其的转换器 |
CN108513400A (zh) * | 2018-04-04 | 2018-09-07 | 泉芯电子技术(深圳)有限公司 | 电感电流平均值检测系统及其电感电流平均值检测系统的检测方法 |
CN108513400B (zh) * | 2018-04-04 | 2019-11-19 | 泉芯电子技术(深圳)有限公司 | 电感电流平均值检测系统及其电感电流平均值检测系统的检测方法 |
Also Published As
Publication number | Publication date |
---|---|
CN100479311C (zh) | 2009-04-15 |
US20080278138A1 (en) | 2008-11-13 |
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Owner name: HANGZHOU OUPEIJIE TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WEI QICUI Effective date: 20120530 |
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Effective date of registration: 20120530 Address after: 3, 310011 floor, No. 33 Cheung Road, Hangzhou, Zhejiang, Gongshu District Patentee after: Hangzhou ou petje Technology Co. Ltd. Address before: 310012 Qixia garden, Guihua Road, two West Wen Road, Hangzhou, Zhejiang, Xihu District 13-1-102 Patentee before: Wei Qicui |
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Granted publication date: 20090415 Termination date: 20160508 |