H05K2201/10416

METHOD FOR MANUFACTURING WIRING BOARD OR WIRING BOARD MATERIAL
20210195755 · 2021-06-24 · ·

Provide are a method for manufacturing a wiring board or a wiring board material, and the wiring board obtained by the method, which allows columnar metal members to be inserted into the wiring board at once using a simple operation, enables alignment without requiring strict accuracy, can handle columnar metal members having different shapes, and imparts sufficiently high adhesive strength to the columnar metal members.

The method includes the steps of: laminating a laminate material LM including the support sheet 10 having the columnar metal members 14 formed thereon, a wiring board WB or a wiring board material WB′ having a plurality of openings in portions corresponding to the columnar metal members 14, and a prepreg 16′ having a plurality of openings in portions corresponding to the columnar metal members 14 and containing a thermosetting resin such that the columnar metal members 14 are positioned in the respective openings; integrating the laminate material LM by heating and pressing to obtain a laminate LB including a thermosetting resin filled between an inner surface of each of the openings of the wiring board WB or the wiring board material WB′ and each of the columnar metal members 14; and peeling at least the support sheet 14 from the laminate LB.

Cooling Profile Integration for Embedded Power Systems

A component carrier includes a stack having at least one electrically conductive layer structure and/or at least one electrically insulating layer structure. A component is embedded in the stack. A first thermally conductive block is located above and thermally connected with the component, and a second thermally conductive block is located below and thermally coupled with the component. Heat generated by the component during operation is removed via at least one of the first thermally conductive block and the second thermally conductive block.

CIRCUIT BOARD ASSEMBLY AND SEMI-FINISHED PRODUCT THEREOF, FLOODLIGHT, CAMERA MODULE AND APPLICATION THEREOF
20210185804 · 2021-06-17 ·

The present disclosure provides a circuit board assembly, a TOF camera module including the circuit board assembly and applications thereof. The circuit board assembly is used to support an electronic component, and includes a conductive portion and an insulating portion. The insulating portion is integrally bonded to the conductive portion, and the conductive portion extends through the insulating portion. The electronic component is supported by the conductive portion and is communicated with the conductive portion, so that the electronic component directly dissipates heat through the conductive portion during operation.

Assembly and sub-assembly for thermal control of electronic devices

An assembly for controlling the temperature of a device includes: a heat sink configured to be maintained at a temperature below a desired set point temperature; a heater element having a surface configured to be thermally coupled to a surface of the device; and a thermally conductive pedestal interposed between the heat sink and the heater element. The heater is configured to apply heat to the device when the temperature of the device falls below the set point temperature, and heat is transferable to the heat sink through the pedestal and heater element when the temperature of the device is above the set point temperature.

BUSSING AND PRINTED CIRCUIT BOARD INTEGRATION WITH POWER ELECTRONICS
20210185794 · 2021-06-17 · ·

A power electronics assembly may include a power component having a thermally and electrically conductive surface; a printed circuit board having a slot; and a bussing element having a protrusion that directly contacts the thermally and electrically conductive surface of the power component via the slot of the printed circuit board, the printed circuit board being disposed between the power component and the bussing element.

PCB with coin and dielectric layer
11122674 · 2021-09-14 ·

A printed circuit board includes a first, second, and third conductive layer. The printed circuit boards also includes a first non-conductive layer between the first and second conductive layers and a second non-conductive layer between the second and third conductive layers. The printed circuit board further includes a dielectric layer between the second conductive layer and the second non-conductive layer and a coin for heat dispersion located underneath the dielectric layer. The printed circuit board also includes a cavity for receiving a component and a plating within the cavity to connect the coin with the second conductive layer. The plating extends less than 50 um above the second conductive layer.

Reel-to-reel flexible printed circuit fabrication methods and devices
11026332 · 2021-06-01 · ·

A reel-to-reel machine to fabricate a printed flexible circuit on the fly, the machine has a plurality of reels, a laser scanner to ablate a metal foil, a source of UV light or heat to curing an adhesive in a coverlay, another source of UV light or heat to debond a sacrificial liner on the fly. There is a depositor to deposit a sintering paste on the fly onto a predetermined spot for a pad on the metal foil. Removal of slugs are also possible on the fly.

Reel-to-reel laser sintering methods and devices in FPC fabrication
11026333 · 2021-06-01 · ·

A reel-to-reel method of creating pads on a layer of metal sheet or circuitry pattern on the fly. The method includes placing a sintering paste in the intended spots for pads followed by irradiation of the sintering paste by a laser.

Integrated Circuit / Printed Circuit Board Assembly and Method of Manufacture

An integrated circuit/printed circuit board (IC-PCB) assembly comprises a PCB and a heatsink plate. The PCB has a first side including a first patterned conductive layer with one or more thermal pads onto which one or more heat slugs of one or more ICs mount, and a second, opposing side including a second patterned conductive layer with a heatsink plate receiving pad onto which the heatsink plate mounts. The heatsink plate has one or more posts that project from a mounting surface of the heatsink plate, and when the heatsink plate is mounted to the heatsink plate receiving pad, each post extends from the second side of the PCB, through a matching hole in the PCB, and to an associated thermal pad located on the first side of the PCB.

METAL MEMBER-EQUIPPED CIRCUIT BOARD, CIRCUIT ASSEMBLY, AND ELECTRICAL JUNCTION BOX
20210105891 · 2021-04-08 ·

A metal member-equipped circuit board includes: a printed circuit board including a through hole; a metal member including a shaft portion that is inserted into the through hole, and a head portion that is arranged outside the through hole, the head portion having a diameter larger than a diameter of the through hole, and a conductive bonding material for bonding the shaft portion and an inner wall of the through hole to each other.