IEC 63300:2023提供了用于电子设备、开关电源和功率转换设备中电感元件的磁粉芯的电气和磁性能的测试方法，并介绍了每种方法的测量原理、适用范围和重要事项。 用于表征磁粉芯的参数包括:电感因子、有效磁导率、复相对磁导率、磁导率温度系数、磁导率频率系数、直流偏置特性、功率损耗和品质因数。该文件是确定磁粉芯特性参数的依据。

IEC 63300:2023 provides the test methods for the electrical and magnetic properties of magnetic powder cores used for inductive components in electronics equipment, switch-mode power supplies and power conversion equipment, and introduces measuring principles, scope of application and matters of importance for each method.
The parameters used to characterize the magnetic powder cores include: inductance factor, effective permeability, complex relative permeability, temperature coefficient of permeability, frequency coefficient of permeability, DC bias characteristic, power loss, and quality factor. This document is the basis for determining the characteristic parameters of magnetic powder cores.