As shown in Figure 3-12, common - mode current (ICM) is caused by capacitive coupling (CCOUPLING) from the power line through the power transformer.
从图3- 12可以看出,共模电流(ICM)是从电源线经过电源变压器通过电容耦合(CCOUPLING)而产生的。
The simplified common mode model of coupling paths is also built and its characteristics are mainly influenced by those biggish stray parameters.
得出了共模干扰传播通道的简化模型,该模型的传递函数特性主要由数值较大的杂散参数决定。
VCM, the common-mode voltage between the sensor and the signal ground, results from nearby noise sources resulting from stray capacitive coupling.
传感器和信号地之间的共模电压VCM来自周围杂散电容耦合带来的噪声源。
Coupling capacitance between the heatsink and the devices produces common mode emission, which is considered as a constant calculated by a equation resulting from the static field for a long time.
散热片与器件间的电容耦合是电路产生共模辐射的主要原因之一,其对研究电路的辐射发射特别重要。然而长期以来人们将该电容简化为平板电容,采用静电场推导的电容公式计算。
Coupling capacitance between the heatsink and the devices produces common mode emission, which is considered as a constant calculated by a equation resulting from the static field for a long time.
散热片与器件间的电容耦合是电路产生共模辐射的主要原因之一,其对研究电路的辐射发射特别重要。然而长期以来人们将该电容简化为平板电容,采用静电场推导的电容公式计算。
应用推荐