What is Common mode choke coilsCommon mode choke coil to solve EMI noise problems共模扼流圈 解决EMI噪音问题Murata Manufacturing Co., Ltd1Structure /结构Common mode (Noise) 共模噪音DLW/DLP共模扼流圈 Common mode choke coilMurata Manufacturing Co., Ltd2Mechanism of Noise Suppression共模扼流圈降噪原理Differential Signal Current 差分信号电流差分信号电流产生 相反方向的磁场, 故阻抗值几乎为零D+ D-Common Mode Noise Current 共模噪音电流共模噪音电流产生 的磁场方向相同,故 阻抗值是加强的.D+ D-Murata Manufacturing Co., Ltd3DC EMI Filters直流电磁干扰 滤波器Typical Application 典型应用1. For Differential Mode Signal Line USB, IEEE1394, LVDS 差分信号线USB, IEEE1394, LVDS 2. For Head Phone Line & Audio Amplifier Immunity 耳机线和音频放大电路 3. For Differential Mode Signal Line HDMI 差分信号线HDMI 4. Power Supply Line 电源线Murata Manufacturing Co., Ltd4USB & Signal Wave form of Differential ModeUSB 和差分模式的信号波形……
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