Multilayer ceramic electronic component including a lateral surface and internal electrodes having different distances from the lateral surface

Patent metadata

Field	Value
Publication number	US-9230738-B2
Application number	US-201313779662-A
Country	US
Kind code	B2
Filing date	Feb 27, 2013
Priority date	Dec 20, 2012
Publication date	Jan 5, 2016
Grant date	Jan 5, 2016

Abstract

There is provided a multilayer ceramic electronic component including: a ceramic body; a plurality of first internal electrodes formed within the ceramic body; a plurality of second internal electrodes alternately laminated together with the first internal electrodes with the dielectric layer interposed therebetween, insulated from the first internal electrodes, wherein a distance between the plurality of first internal electrodes 121 and the second lateral surface 2 and a distance between the plurality of second internal electrodes 122 and the second lateral surface 2 are different, and when the longest distance between the uppermost internal electrode and the lowermost electrode, among the plurality of first and second internal electrodes 121 and 122 , is T1 and the shortest distance therebetween is T2, 0.76≦T2/T1≦0.97 is satisfied.

First claim

What is claimed is:

1. A multilayer ceramic electronic component comprising:
a ceramic body including a dielectric layer and having first and second main surfaces opposing one another, first and second lateral surfaces opposing one another, and first and second end surfaces opposing one another;
a plurality of first internal electrodes formed within the ceramic body, including a capacitance formation part having an overlap region to form capacitance and exposed to the first lateral surface, the first end surface, and the second end surface and a first lead out portion extending from the capacitance formation part so as to be exposed to the first lateral surface, and formed to be spaced apart from the second lateral surface by a predetermined interval;
a plurality of second internal electrodes alternately laminated together with the first internal electrodes with the dielectric layer interposed therebetween, insulated from the first internal electrodes, having a second lead out portion extending from the capacitance formation part so as to be exposed to the first lateral surface, and formed to be spaced apart from the second lateral surface by a predetermined interval;
first and second external electrodes connected to the first lead out portion and the second lead out portion, respectively; and
insulating layers formed on the first lateral surface, the first end surface, and the second end surface of the ceramic body, respectively,
wherein a distance between the plurality of first internal electrodes and the second lateral surface and a distance between the plurality of second internal electrodes and the second lateral surface are different, three or more of the plurality of first and second internal electrodes form a single block, the blocks are iteratively laminated, a width of a central electrode may be is greater than that of an uppermost internal electrode and a lowermost internal electrode in the single block, and when the longest distance between the uppermost internal electrode and the lowermost internal electrode, among the plurality of first and second internal electrodes, is T1 and the shortest distance therebetween is T2, 0.76≦T2/T1≦0.97 is satisfied.

2. The multilayer ceramic electronic component of claim 1 , wherein the first and second internal electrode patterns are disposed to have the same shape within the respective blocks.

3. The multilayer ceramic electronic component of claim 1 , wherein an amount of blocks is 5 or more.

4. The multilayer ceramic electronic component of claim 1 , wherein when the longest distance between the uppermost internal electrode and the lowermost internal electrode, among the plurality of first and second internal electrodes, is T1 and the shortest distance therebetween is T2, 0.85≦T2/T1≦0.90 is satisfied.

5. The multilayer ceramic electronic component of claim 1 , wherein the first and second internal electrodes are disposed to be perpendicular with respect to a mounting surface of the ceramic body.

6. The multilayer ceramic electronic component of claim 1 , wherein the first external electrode extends to one or more of the first main surface, the second main surface, and the second lateral surface of the ceramic body.

7. The multilayer ceramic electronic component of claim 1 , wherein the second external electrode extends to one or more of the first main surface, the second main surface, and the second lateral surface of the ceramic body.

8. The multilayer ceramic electronic component of claim 1 , wherein the insulating layers include one or more selected from the group consisting of epoxy, a heat-resistant polymer, glass, and a ceramic.

9. The multilayer ceramic electronic component of claim 1 , wherein the insulating layers formed on the first end surface and the second end surface of the ceramic body are lower than the first and second external electrodes measured from the first lateral surface of the ceramic body.

Assignees

• Samsung Electro Mech

Inventors

• Kim Hyung Joon

Classifications

• H01G4/012

  Form of non-self-supporting electrodes · CPC title

• H01G4/30 Primary

  Stacked capacitors (H01G4/33 takes precedence) · CPC title

• H01G4/12 Primary

  Ceramic dielectrics {(H01G4/085 takes precedence)} · CPC title