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| L6562实现的无桥 Boost PFC 电路 |
| The Implementation of Bridgeless Boost PFC Circuit Based on L6562 |
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| DOI： |
| 中文关键词: 功率因数校正 无桥变换器 L6562 临界模式 |
| 英文关键词: power factor correction bridgeless converter L6562 BCM |
| 基金项目: |
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| 摘要点击次数: 13951 |
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| 中文摘要: |
| 在无桥Boost功率因数校正（ PFC）电路的基础上，提出了具有高效率、高功率因数的新型无桥Boost功率因数校正电路拓扑，在理论分析的基础上应用Saber进行仿真验证。设计1台85～132 V交流输入，380 V／35 W输出的实验样机。样机采用L6562芯片实现临界导通模式的功率因数校正，进一步验证该无桥变换器的良好电气特性。 |
| 英文摘要: |
| Based on the traditional bridgeless Boost PFC converter , a novel bridgeless Boost power factor correction converter with high efficiency and high power factor is presented .The principle is analyzed and verified by the simulation tool of Saber .A proto-type of 85~132 VV alternating current input ,380 V/35 W output is designed and set up .The experimental results of the circuit by utilizing L6562 IC verify the effectiveness of the proposed topology . |
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