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如何区分单激式开关电源变压器和双激式开关电源变压器
磁性材料:开关变压器使用的磁性材料为软磁铁氧体,按其成分和应用频率可分为MnZn系和NiZn系两大类。前者具有高的导磁率和高的饱和磁感应,在中频和低频范围具有较低损耗。磁芯的形状很多,如EI型,E型,EC型等 导线材料—漆包线:一般用于绕制小型电子 ...
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