Patent ID: 7956454
Filing Date: 2011-06-07
Classification: H01G,H01L,H05K

Abstract:
1. A ceramic chip to be embedded in a housing opening portion of a substrate core principally comprised of a polymer material, wherein a gap between said housing opening portion and said ceramic chip is filled by a filler, said ceramic chip comprising: a plate-like ceramic sintered body having a chip main surface; an inner conductor formed inside of said ceramic sintered body; a plurality of terminal electrodes comprised of a metallized layer formed on said chip main surface so as to protrude therefrom, and electrically connected to said inner conductor; and a projecting portion, unconnected to an electrode, formed on said chip main surface outwardly of said plurality of terminal electrodes so as to protrude from said chip main surface and so as to surround said plurality of terminal electrodes, for preventing spreading of said filler.