Samsung Electro-mechanics Co., Ltd.

Min Jae Seong

Young Gwan Ko

Myung Sam Kang

Tae Hong Min

Sang Hoon Kim

Hye Jeong Kim

Yong Duk Lee

Hye Won Jung

Kee Su Jeon

A printed circuit board includes: a first insulating layer; a first wiring layer at least partially buried in the first insulating layer; a second insulating layer disposed on an upper surface of the first insulating layer; a second wiring layer at least partially buried in the second insulating layer; and a cavity penetrating through the second insulating layer and a portion of the first insulating layer and exposing a portion of the upper surface of the first insulating layer as a bottom surface of the cavity. The first wiring layer includes a wiring pattern at least partially exposed from the first insulating layer by the cavity, an upper surface of the wiring pattern has a step structure with the upper surface of the first insulating layer exposed by the cavity, and a lower surface of the wiring pattern is coplanar with a lower surface of the first insulating layer.

Printed circuit board

There are provided a package board, a method for manufacturing the same, and a package on package having the same. The package board according to an exemplary embodiment of the present disclosure includes a first insulating layer formed with a cavity having a penetrating shape; and a first connection pad formed to penetrate through the first insulating layer and formed at one side of the cavity.

Package board, method for manufacturing the same and package on package having the same

Disclosed herein is a circuit board. According to an exemplary embodiment of the present disclosure, a circuit board has a structure in which at least a portion of a first heat transfer structure in which a metal layer and an insulating layer are alternately stacked is inserted into an insulating part.

Circuit board including heat dissipation structure

Growing community of inventors

Suwon-si, South Korea

Min Jae Seong