... , with high initial permeability, and effective noise suppression.Application FieldsUsed for noise suppression. Widely used on various EMC system, such as ... permeability, and can effectively eliminate the noise created by EMI common-mode Basic ParametersCore Size: OD = 20.0 mm, ID = 12 ... (at 10kHz/0.1V) = 65.0 uH Nanocrystalline Toroidal Core for EMC Common-mode Inductor