介绍了宽温超低损耗、高频低损耗和高温高饱和磁感应强度(Bs)MnZn功率铁氧体材料的研究现状,以及添加剂的种类和制备方法的研究,世界上主要软磁铁氧体公司近几年的最新产品情况,指出了MnZn功率铁氧体的发展趋势.从目前的发展状况来看,应用在中低频的功率MnZn铁氧体材料不但要求在较宽的温度范围内具有较低的损耗,同时要求具有高的起始磁导率和饱和磁感应强度.而对于高频功率MnZn铁氧体材料则继续向高频低损耗发展.
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