Multilayer ceramic electronic component having internal electrode with non-electrode regions and method of manufacturing the same
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorsJong Han Kim, Min Gon Lee, Yoon Hee Lee, Seung Ho Lee
Life of this patent
Estimating the term…
Abstract
There is provided a multilayer ceramic electronic component, including a ceramic body, and an internal electrode formed in the ceramic body and having a plurality of non-electrode regions formed therein, wherein in a cross section formed in length and thickness directions of the ceramic body, when a thickness of the internal electrode is Te, an area of the internal electrode is Ae, and an area of the plurality of non-electrode regions is Ao, 0.1 μm≦Te≦0.55 μm and 3.2%≦Ao:Ae≦4.5% are satisfied.
Claims10
A multilayer ceramic electronic component, comprising:
- a ceramic body;
- and
- an internal electrode formed in the ceramic body and having a plurality of non-electrode regions formed therein,
- wherein in a cross section formed in length and thickness directions of the ceramic body, when a thickness of the internal electrode is Te, an area of the internal electrode is Ae, and an area of the plurality of non-electrode regions is Ao, 0.1 μm≦Te≦0.55 μm and 3.2%≦Ao:Ae≦4.5% are satisfied, and
- when connectivity C of the internal electrode is defined as a ratio of a length of actually formed portions of the internal electrode to an overall length of the internal electrode, 98.1%≦C≦99.99% is satisfied.
A method of manufacturing a multilayer ceramic electronic component, comprising:
- preparing a conductive paste including a conductive metal powder and a ceramic additive powder and having a ratio of an average particle size between the ceramic additive powder and the conductive metal powder being 1:12 or less;
- forming an internal electrode on a ceramic green sheet using the conductive paste;
- laminating a plurality of the ceramic green sheets on which the internal electrode is formed;
- and
- forming a ceramic body by sintering a laminate in which the ceramic green sheets are laminated,
- wherein the ceramic body includes the internal electrode having a plurality of non-electrode regions formed therein, and in a cross section formed in length and thickness directions of the ceramic body, when an area of the internal electrode is Ae and an area of the plurality of non-electrode regions is Ao, 3.2%≦Ao:Ae≦4.5% is satisfied, and
- when connectivity C of the internal electrode is defined as a ratio of a length of actually formed portions of the internal electrode to an overall length of the internal electrode, 98.1%≦C≦99.99% is satisfied.
Dependencies are inferred from the claim text.