公开(公告)号：US10224256B2

公开(公告)日：2019-03-05

申请号：US15625464

申请日：2017-06-16

Applicant: J-DEVICES CORPORATION

Inventor： Hirokazu Machida ,  Kazuhiko Kitano

IPC: H01L21/48 ,  H01L23/14 ,  H01L21/56 ,  H01L23/31 ,  H01L23/544 ,  H01L23/552 ,  H01L23/00 ,  H01L23/538 ,  H01L23/498

Abstract: A manufacturing method of a semiconductor package includes etching a first surface and a side surface of a base substrate, the base substrate including the first, a second and the side surfaces positioned between the first and the second surfaces, the base substrate containing a metal, attaching a metal different from the metal contained in the base substrate to the first and the side surfaces, disposing a semiconductor device on the second surface, the semiconductor device having an external terminal, forming a resin insulating layer sealing the semiconductor device, forming a first conductive layer on the resin insulating layer, forming an opening, exposing the external terminal, in the first conductive layer and the resin insulating layer; and forming a metal layer on the first and the side surfaces, on the first conductive layer and in the opening.

公开(公告)号：US10553456B2

公开(公告)日：2020-02-04

申请号：US15472387

申请日：2017-03-29

Applicant: J-DEVICES CORPORATION

Inventor： Yasuyuki Takehara ,  Kazuhiko Kitano

IPC: H01L21/56 ,  H01L23/29 ,  H01L23/14 ,  H01L23/13 ,  H01L21/48 ,  H01L23/31 ,  H01L23/00 ,  H01L21/768 ,  H01L23/544 ,  H01L23/492

Abstract: A semiconductor package includes a substrate having at least one recessed portion, a semiconductor device located on a surface of the substrate, the surface having the at least one recessed portion, and a resin insulating layer covering the semiconductor device.

公开(公告)号：US10529635B2

公开(公告)日：2020-01-07

申请号：US15493231

申请日：2017-04-21

Applicant: J-DEVICES CORPORATION

Inventor： Hisakazu Marutani ,  Minoru Kai ,  Kazuhiko Kitano

IPC: H01L23/31 ,  H01L21/56 ,  H01L21/82 ,  H01L23/544 ,  H01L23/00

Abstract: A manufacturing method of a semiconductor package includes locating a plurality of semiconductor packages on a substrate, forming a resin insulating layer covering the plurality of semiconductor devices, forming grooves, in the resin insulating layer, enclosing each of the plurality of semiconductor devices and reaching the substrate, and irradiating the substrate with laser light in positional correspondence with the grooves to separate the plurality of semiconductor devices from each other.