Abstract:
A method of making a semiconductor chip assembly includes providing a post and a base, mounting an adhesive on the base including inserting the post into an opening in the adhesive, mounting a conductive layer on the adhesive including aligning the post with an aperture in the conductive layer, then flowing the adhesive upward between the post and the conductive layer, solidifying the adhesive, then providing a conductive trace that includes a pad, a terminal, a plated through-hole and a selected portion of the conductive layer, mounting a semiconductor device on the post, wherein a heat spreader includes the post and the base, electrically connecting the semiconductor device to the conductive trace and thermally connecting the semiconductor device to the heat spreader.
Abstract:
A mounting structure, in which semiconductor package 1 and heat sink 8 for dissipating heat generated from semiconductor package 1 are mounted on mounting board 3. The rear surface of semiconductor package 1 is bonded to the front surface of mounting board 3 facing the rear surface. Heat sink 8 is brought into contact with the rear surface of semiconductor package 1 via through-ole 5 formed on mounting board 3. Semiconductor package 1 and heat sink 8 are pressed to each other by the elastic force of clip 6.
Abstract:
A semiconductor chip assembly includes a semiconductor device, a heat spreader, a conductive trace and first and second adhesives. The heat spreader includes a first post, a second post and a base. The conductive trace includes a pad and a terminal. The semiconductor device is electrically connected to the conductive trace and thermally connected to the heat spreader. The first post extends from the base in a first vertical direction into a first opening in the first adhesive, the second post extends from the base in a second vertical direction into a second opening in the second adhesive and the base is sandwiched between and extends laterally from the posts. The conductive trace provides signal routing between the pad and the terminal.
Abstract:
An illumination device includes a base board, an insulator, a conductor, a plurality of semiconductor light-emitting elements and a light-transmissive sealing member. The base board includes a surface and projection portions. The projection portion is formed to become gradually thicker from its end toward the surface of the base board. The insulator is formed on the surface. The conductor is formed on the insulator. The semiconductor light-emitting elements are mounted on the projection portions. The semiconductor light-emitting elements are electrically connected to the conductor via connection members. The sealing member covers the insulator, the projection portions, the semiconductor light-emitting elements and the connection members.
Abstract:
The present invention provides a device mounting structure and a device mounting method in which the short circuit can be prevented between a device lead part and a device ground part when the reflow process is executed. Thus, in the device mounting structure of the present invention, the device is contained in an aperture part provided in a wired board on a heat-radiating plate, a device main part of the device being fixed on the device ground part, a device lead part extending from opposing sides of the device main part is connected to a wiring part on the wired board, and an internal wall of the aperture part positioned just under the device lead part and the device ground part positioned on the heat-radiating plate are separated by a predetermined distance.
Abstract:
A method of making a semiconductor chip assembly includes providing a post and a base, mounting an adhesive on the base including inserting the post into an opening in the adhesive, mounting a copper layer on the adhesive including aligning the post with an aperture in the copper layer, then flowing the adhesive into and upward in a gap located in the aperture between the post and the copper layer, solidifying the adhesive, then providing a conductive trace that includes a pad, a terminal, a silver coating and a copper core that is a selected portion of the copper layer, mounting a semiconductor device on the post, wherein an aluminum heat spreader includes the post and the base, electrically connecting the semiconductor device to the conductive trace and thermally connecting the semiconductor device to the heat spreader.
Abstract:
The electronic control device includes: a printed circuit board; a heat-generating member having a plurality of legs which are mounted on the printed circuit board by connections between the legs and the printed circuit board; and a casing which radiates heat that is transferred from the heat-generating member, wherein: the legs are connected via press-fit connections with the printed circuit board.
Abstract:
A method of making a semiconductor chip assembly includes providing a post and a base that include a copper surface layer and an aluminum core, mounting an adhesive on the base including inserting the post into an opening in the adhesive, mounting a conductive layer on the adhesive including aligning the post with an aperture in the conductive layer, then flowing the adhesive into and upward in a gap located in the aperture between the post and the conductive layer, solidifying the adhesive, then providing a conductive trace that includes a pad, a terminal and a selected portion of the conductive layer, mounting a semiconductor device on a heat spreader that includes the post and the base, electrically connecting the semiconductor device to the conductive trace and thermally connecting the semiconductor device to the heat spreader.
Abstract:
An illumination device includes a base board, an insulator, a conductor, a plurality of semiconductor light-emitting elements and a light-transmissive sealing member. The base board includes a surface and projection portions. The projection portion is formed to become gradually thicker from its end toward the surface of the base board. The insulator is formed on the surface. The conductor is formed on the insulator. The semiconductor light-emitting elements are mounted on the projection portions. The semiconductor light-emitting elements are electrically connected to the conductor via connection members. The sealing member covers the insulator, the projection portions, the semiconductor light-emitting elements and the connection members.
Abstract:
A semiconductor chip assembly includes a semiconductor device, a heat spreader, a conductive trace and an adhesive. The semiconductor device is electrically connected to the conductive trace and thermally connected to the heat spreader. The heat spreader includes a post and a base that include a copper surface layer and an aluminum core. The post extends upwardly from the base into an opening in the adhesive, and the base extends laterally from the post. The adhesive extends between the post and the conductive trace and between the base and the conductive trace. The conductive trace provides signal routing between a pad and a terminal.