发明名称 MULTILAYER FILTER
摘要 A multilayer filter 1 according to an embodiment of the present invention is a multilayer filter in which an inductor section 7 and a varistor multilayer section 9 are arranged to form an interface P, wherein varistor layers 8 <SUB>1</SUB>- 8 <SUB>4 </SUB>contain ZnO as a major ingredient and additives of at least one element selected from the group consisting of Pr and Bi, Co, and Al, wherein inductor layers 6 <SUB>1</SUB>- 6 <SUB>9 </SUB>contain ZnO as a major ingredient and contains no substantial amount of Co and Al, wherein an inductor diffusion layer 6 D contains Li, wherein inductor conductor portions 12 <SUB>1</SUB>- 12 <SUB>8 </SUB>are located 20 mum or more away from the interface P, and wherein varistor conductor portions 16, 17 are located 40 mum or more away from the interface P.
申请公布号 US2008238574(A1) 申请公布日期 2008.10.02
申请号 US20080033494 申请日期 2008.02.19
申请人 TDK CORPORATION 发明人 SATO TAKAHIRO
分类号 H03H7/00 主分类号 H03H7/00
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