Flyback Converter with Hybrid Clamp

被引:0
|
作者
Huber, Laszlo [1 ]
Jovanovic, Milan M. [1 ]
Song, Haibin [2 ]
Xu, Daofei [2 ]
Zhang, Alpha [2 ]
Chang, Chien-Chung [3 ]
机构
[1] Delta Prod Corp, Delta Power Elect Lab, Res Triangle Pk, NC 27709 USA
[2] Delta Elect Shanghai, Shanghai Design Ctr, Shanghai, Peoples R China
[3] Delta Elect Inc, Mobile Power Business Grp, Chungli, Taiwan
关键词
RCD clamp; active clamp; hybrid clamp; flyback converter; power management; ACTIVE-CLAMP; POWER;
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
This paper presents a flyback converter with a hybrid clamp, i.e., a combined passive RCD and active clamp, and a corresponding power management circuit that substantially optimizes the performance of the flyback converter in the entire line and load ranges. By sensing the operating conditions, the power management circuit configures the clamp circuit either as a passive clamp or as an active clamp. In the passive-clamp configuration, the clamp switch is kept turned off and the main switch turns on with valley switching, whereas, in the active-clamp configuration, the clamp switch operates with pulse-width modulation (PWM) which enables zero-voltage-switching (ZVS) turn-on of the main switch. Performance of the flyback converter with the hybrid clamp is evaluated on a laboratory prototype of a 65-W (19.5-V, 3.33-A) universal-line-voltage-range (90-264 Vrms) adapter.
引用
收藏
页码:2098 / 2103
页数:6
相关论文
共 50 条
  • [1] Analysis of an Active-Clamp Flyback Converter
    Wong, Jing-Sheng
    Wang, Hung-Chia
    Lin, Chih-Wei
    Xu, Hao-Yu
    Su, Yan-Ying
    Wang, Jian-Min
    [J]. 2020 IEEE INTERNATIONAL CONFERENCE ON CONSUMER ELECTRONICS - TAIWAN (ICCE-TAIWAN), 2020,
  • [2] The active clamp sepic-flyback converter
    Kim, SS
    Choi, DK
    Jang, S
    Lee, TW
    Won, CY
    [J]. 2005 IEEE 36TH POWER ELECTRONIC SPECIALISTS CONFERENCE (PESC), VOLS 1-3, 2005, : 1209 - 1212
  • [3] Light-Load Efficiency Improvement for Flyback Converter Based on Hybrid Clamp Circuit
    Yau, Y. T.
    Jiang, W. Z.
    Hwu, K. I.
    [J]. PROCEEDINGS 2016 IEEE INTERNATIONAL CONFERENCE ON INDUSTRIAL TECHNOLOGY (ICIT), 2016, : 329 - 333
  • [4] Hybrid modeling of the flyback converter
    Ligot, D
    Rousseau, JJ
    Allard, B
    Morel, H
    Gaude, D
    Taboy, JP
    [J]. PROCEEDINGS OF THE 1999 INTERNATIONAL CONFERENCE ON BOND GRAPH MODELING AND SIMULATION (ICBGM'99), 1999, 31 (01): : 288 - 293
  • [5] A Voltage Equalizer Using Flyback Converter With Active Clamp
    Mizuno, Tomoyuki
    Inoue, Tomoshige
    Iwasawa, Keisuke
    Koizumi, Hirotaka
    [J]. 2012 IEEE ASIA PACIFIC CONFERENCE ON CIRCUITS AND SYSTEMS (APCCAS), 2012, : 340 - 343
  • [6] Buck converter Associated with Active clamp Flyback converter for PV Power System
    Tseng, S. -Y.
    Li, Y. -J.
    Wu, Y. -J.
    [J]. 2008 IEEE INTERNATIONAL CONFERENCE ON SUSTAINABLE ENERGY TECHNOLOGIES (ICSET), VOLS 1 AND 2, 2008, : 916 - 921
  • [7] A High Efficiency Flyback Converter With New Active Clamp Technique
    Zhang, Junming
    Huang, Xiucheng
    Wu, Xinke
    Qian, Zhaoming
    [J]. IEEE TRANSACTIONS ON POWER ELECTRONICS, 2010, 25 (07) : 1775 - 1785
  • [8] A new zero voltage switching active clamp flyback converter
    Koo, GB
    Youn, MJ
    [J]. PESC 04: 2004 IEEE 35TH ANNUAL POWER ELECTRONICS SPECIALISTS CONFERENCE, VOLS 1-6, CONFERENCE PROCEEDINGS, 2004, : 508 - 510
  • [9] A High Efficiency Flyback Converter with New Active Clamp Technique
    Huang, Xiucheng
    Du, Weijing
    Yuan, Wei
    Zhang, Junming
    Qian, Zhaoming
    [J]. 2010 TWENTY-FIFTH ANNUAL IEEE APPLIED POWER ELECTRONICS CONFERENCE AND EXPOSITION (APEC), 2010, : 823 - 828
  • [10] Phase-Shifted Active Clamp Flyback Converter For Driving a Magnetron
    Nasiri, Abolfazl
    Banaei, Mohamad Reza
    Abadi, Ali Saadat Saadat
    [J]. 2019 27TH IRANIAN CONFERENCE ON ELECTRICAL ENGINEERING (ICEE 2019), 2019, : 2106 - 2110