| 小型开关电源产生噪声的机理及滤波器设计 |
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| 引用本文： | 刘吉海,李生斌,柳恒敏,马保慧.小型开关电源产生噪声的机理及滤波器设计[J].电气传动自动化,2009,31(2). |
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| 作者姓名： | 刘吉海 李生斌 柳恒敏 马保慧 |
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| 作者单位： | 1. 大水华天微电子股份有限公司,甘肃,天水,741000
2. 天水电气传动研究所有限责任公司,甘肃,天水,741018 |
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| 摘 要： | 先分析了开关电源产生噪声的机理,就目前几种有效抑制开关电源噪声的措施进行了分析比较,并为开关电源的推广使用和抑制噪声的提出几种建议。
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| 关 键 词： | 开关噪声 谐波干扰 共模噪声 差模噪声 |
Mechanism of the noise by the switching power supply and the filter design |
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| LIU Ji-hai,LI Sheng-bin,LIU Heng-min,MA Bao-hui.Mechanism of the noise by the switching power supply and the filter design[J].Electrical Drive Automation,2009,31(2). |
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| Authors: | LIU Ji-hai LI Sheng-bin LIU Heng-min MA Bao-hui |
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| Affiliation: | 1.Tianshui Huatian Microelectronics Co.;Ltd.Tianshui 741000;China;2.Tianshui electric drive research institute Co.;Ltd.Tianshui 741018;China |
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| Abstract: | The mechanism of the electro-magnetic interference caused by the switching power supply is discussed in the paper.The effective measures restrained the electro-magnetic interference of the switching power supply can be compared and analyzed.Some advice about deeply developing the electro-magnetic interference of the switching power supply is given. |
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| Keywords: | Switching noise harmonic interference common-mode interference differential-mode interference |
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