发明名称 Non-reciprocal circuit device and communication apparatus
摘要 A non-reciprocal circuit device includes a lower metal case, a terminal resin case, a central-electrode assembly, an upper metal case, and a permanent magnet. The central-electrode assembly includes a ferrite to which a dc magnetic field is applied by the permanent magnet, and central electrodes disposed around the ferrite. The terminal resin case includes two sets of opposing side walls and a bottom wall, and cut surfaces formed when a lead frame is separated are provided in one set of side walls, respectively. Terminals for surface mounting are provided on another set of side walls which is different from the one set of side walls.
申请公布号 US2002196092(A1) 申请公布日期 2002.12.26
申请号 US20020152621 申请日期 2002.05.23
申请人 MURATA MANUFACTURING CO., LTD. 发明人 KAWNAMI TAKASHI;HASEGAWA TAKASHI
分类号 H01P1/36;H01P1/383;H01P1/387;(IPC1-7):H01P1/32 主分类号 H01P1/36
代理机构 代理人
主权项
地址