Composite electronic component

Patent metadata

Field	Value
Publication number	US-10367467-B2
Application number	US-201715786988-A
Country	US
Kind code	B2
Filing date	Oct 18, 2017
Priority date	Oct 31, 2016
Publication date	Jul 30, 2019
Grant date	Jul 30, 2019

Abstract

A composite electronic component includes a capacitor component and an inductor component. A capacitor body has a first end face and a second end face that are opposed to each other in a longitudinal direction and a first side face. At least one of capacitor outer electrodes is provided on the first end face of the capacitor body. An inductor body has a first end face and a second end face that are opposed to each other in the longitudinal direction and a first side face. At least one of inductor outer electrodes is provided on the first end face of the inductor body. The first side face of the capacitor body is opposed to the first side face of the inductor body, and the first end face of the capacitor body and the first end face of the inductor body are positioned in the same direction.

First claim

What is claimed is:

1. A composite electronic component comprising:
a capacitor component including a capacitor body, a capacitor element provided in the capacitor body, and a plurality of capacitor outer electrodes that are provided on the capacitor body and that are electrically connected to the capacitor element; and
an inductor component including an inductor body, an inductor element provided in the inductor body, and a plurality of inductor outer electrodes that are provided on the inductor body and that are electrically connected to the inductor element,
wherein the capacitor body has a first end face and a second end face that are opposed to each other in a longitudinal direction and a first side face along the longitudinal direction, with which the first end face is connected to the second end face, and at least one of the capacitor outer electrodes is provided on the first end face of the capacitor body,
wherein the inductor body has a first end face and a second end face that are opposed to each other in the longitudinal direction and a first side face along the longitudinal direction, with which the first end face is connected to the second end face, and at least one of the inductor outer electrodes is provided on the first end face of the inductor body,
wherein the first side face of the capacitor body is opposed to the first side face of the inductor body,
wherein the first end face of the capacitor body and the first end face of the inductor body are positioned on a same side of the composite electronic component, and
wherein a sum of an area of the first end face of the capacitor body and an area of the first end face of the inductor body is smaller than at least one of an area of the first side face of the capacitor body and an area of the first side face of the inductor body.

2. The composite electronic component according to claim 1 ,
wherein the first end face of the capacitor body and the first end face of the inductor body are positioned on a same plane.

3. The composite electronic component according to claim 1 ,
wherein the plurality of capacitor outer electrodes include a first outer electrode provided on the first end face of the capacitor body and a second outer electrode provided on the second end face of the capacitor body,
wherein the first outer electrode and the second outer electrode are electrically connected to each other with the capacitor element disposed therebetween,
wherein the plurality of inductor outer electrodes include a third outer electrode and a fourth outer electrode, which are provided on the first end face of the inductor body, and a fifth outer electrode provided on the second end face of the inductor body, the third outer electrode and the fifth outer electrode are electrically connected to each other, and the fourth outer electrode and the fifth outer electrode are electrically connected to each other with the inductor element disposed therebetween, and
wherein the second outer electrode and the fifth outer electrode are electrically connected to each other.

4. The composite electronic component according to claim 3 ,
wherein a shortest distance between the first outer electrode and the third outer electrode, a shortest distance between the first outer electrode and the fourth outer electrode, and a shortest distance between the third outer electrode and the fourth outer electrode are longer than or equal to about 50 μm and shorter than or equal to about 80 μm.

5. The composite electronic component according to claim 3 ,
wherein the second end face of the capacitor body and the second end face of the inductor body are positioned on a same plane.

6. The composite electronic component according to claim 1 ,
wherein the capacitor component and the inductor component are entirely covered with resin.

7. The composite electronic component according to claim 1 ,
wherein the inductor component includes a first inductor component and a second inductor component,
wherein the capacitor body has a second side face along the longitudinal direction, which is positioned at the opposite side of the first side face,
wherein the first side face of the capacitor body is opposed to the first side face of the inductor body in the first inductor component,
wherein the second side face of the capacitor body is opposed to the first side face of the inductor body in the second inductor component, and
wherein the first end face of the capacitor body, the first end face of the inductor body in the first inductor component, and the first end face of the inductor body in the second inductor component are positioned in a same direction.

8. The composite electronic component according to claim 1 ,
wherein the inductor body is a magnetic body.

9. The composite electronic component according to claim 1 ,
wherein the capacitor component is a multilayer capacitor component.

10. The composite electronic component according to claim 1 ,
wherein the inductor component is a multilayer inductor component or a winding inductor component.

Assignees

• Murata Manufacturing Co

Inventors

• Mizushima Takanao
• Kudo Kazuhide

Classifications

• H01G4/40 Primary

  Structural combinations of fixed capacitors with other electric elements, the structure mainly consisting of a capacitor, e.g. RC combinations · CPC title

• H01F2027/2809

  on stacked layers · CPC title

• H01G4/224

  Housing; Encapsulation · CPC title

• H01F27/40

  Structural association with built-in electric component, e.g. fuse · CPC title

• H01G4/30

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