H05K3/32

Battery system with flexible printed circuit
11695189 · 2023-07-04 · ·

A method for connecting a flexible printed circuit (FPC) to a battery module and a cell supervision circuit board (CSCB) is provided. The method includes: providing a coil of a continuous, strip-shaped FPC; unwinding a first section of the FPC from the coil, positioning the first section of the FPC over a first contact portion of the battery module, and welding a conductive structure of the FPC in the first section to the first contact portion of the battery module; unwinding a second section of the FPC from the coil, positioning the second section of the FPC over a contact pad of the CSCB, and welding the conductive structure of the FPC in the second section to the contact pad of the CSCB; and separating the first section and second section of the FPC from the coil of the FPC.

RECHARGEABLE BATTERY PACK

A rechargeable battery pack. The rechargeable battery pack includes a housing, at least one rechargeable battery cell including a cell connector, and a circuit board. The at least one rechargeable battery cell being electrically connected to the circuit board via the cell connector. The circuit board includes a connection point for the materially bonded connection of the cell connector to the circuit board, the connection point being situated on a side of the circuit board facing away from the rechargeable battery cells.

POWER MODULE AND POWER CONVERSION DEVICE

A power module is obtained in which the thermal resistance in the range from a semiconductor device to a base plate is reduced and the stress in the joining portion is relieved. The power module includes at least one semiconductor device, an insulating substrate having an insulating layer, a circuit layer provided on an upper surface of the insulating layer and a metal layer provided on a lower surface of the insulating layer, and a sintering joining member with an upper surface larger in outer circumference than a back surface of the at least one semiconductor device, to join together the back surface of the at least one semiconductor device and an upper surface of the circuit layer on an upper-surface side of the insulating layer.

SEMICONDUCTOR DEVICE AND POWER CONVERTER
20220415748 · 2022-12-29 · ·

A semiconductor device includes a semiconductor element, a joint material, a heat spreader, and a sealing resin. The semiconductor element includes a main surface. The main surface has a first outer periphery. The sealing resin seals the semiconductor element, the joint material, and the heat spreader. The heat spreader includes a main body and a protrusion. The protrusion is joined to the main surface by the joint material. The main surface has an exposed surface. The exposed surface is located between the first outer periphery and the joint material. The first outer periphery and the exposed surface are exposed from the joint material. The first outer periphery and the exposed surface are sealed with the sealing resin.

POWER SEMICONDUCTOR MODULE HAVING PROTRUSIONS AS FIXING STRUCTURES
20220415730 · 2022-12-29 ·

A power semiconductor module includes: an electrically insulative frame having opposite first and second mounting sides, and a border that defines a periphery of the electrically insulative frame; a first substrate seated in the electrically insulative frame; a plurality of power semiconductor dies attached to the first substrate; a plurality of signal pins attached to the first substrate and electrically connected to the power semiconductor dies; a plurality of busbars attached to the first substrate and extending through the border of the electrically insulative frame; a plurality of fixing positions at the first mounting side of the electrically insulative frame; and a plurality of electrically insulative protrusions jutting out from the second mounting side of the electrically insulative frame, wherein the protrusions are vertically aligned with the fixing positions. Methods of producing the power semiconductor module and power electronic assemblies that incorporate the power semiconductor module are also described.

Display panel and method for manufacturing display panel

The present disclosure relates to a display panel and a method for manufacturing a display panel. The display panel includes a first substrate having a first wiring, a second substrate having a second wiring, the first substrate, and the second substrate being laminated on each other to form a laminated structure, and a third wiring located on a side surface of the laminated structure, wherein the third wiring connects the first wiring and the second wiring.

Display panel and method for manufacturing display panel

The present disclosure relates to a display panel and a method for manufacturing a display panel. The display panel includes a first substrate having a first wiring, a second substrate having a second wiring, the first substrate, and the second substrate being laminated on each other to form a laminated structure, and a third wiring located on a side surface of the laminated structure, wherein the third wiring connects the first wiring and the second wiring.

DISPLAY DEVICE

A display device includes a display panel including a first signal pad portion including first signal pads, a second signal pad portion including second signal pads, and a first dummy pad portion disposed between the first signal pad portion and the second signal pad portion and including at least one first dummy pad, and a flexible circuit board including a first terminal portion including first terminals, a second terminal portion including second terminals, and a first cut portion disposed between the first terminal portion and the second terminal portion. The flexible circuit board is compressed to the display panel. The first terminals are electrically connected to the first signal pads. The second terminals are electrically connected to the second signal pads. The first cut portion overlaps the first dummy pad portion.

CIRCUIT MODULE
20220399255 · 2022-12-15 ·

A circuit module includes a substrate module including an upper main surface with a normal line extending in a vertical direction, an electronic component on the substrate module, and a bonding adhesive fixing the electronic component to the upper main surface. The electronic component includes a first electrode. The substrate module includes a second electrode on the right of the bonding adhesive. The first electrode is electrically connected to the second electrode through solder. A first recess recessed downward and including a bottom is in the upper main surface. An upper end of the second electrode is above the bottom. The first recess includes a first area on the left of a first electrode and overlapping the second electrode when viewed in the lateral direction. A material of the first recess is identical to a material of the upper main surface.

Electronic control module and method for producing an electronic control module
11528816 · 2022-12-13 · ·

An electronic control module, particularly for a transmission, includes a first circuit board element and a sensor unit carrier fastened to the first circuit board element. The sensor unit carrier has a sensor unit receptacle configured to receive a sensor unit. The sensor unit has a sensor element fastened and electrically connected to a second circuit board element so as to detect at least one measured value. The sensor unit is fastened in the sensor unit receptacle. The second circuit board element has a flexible region that separates a first sub-region of the second circuit board element from a second sub-region of the second circuit board element. The first sub-region has a predetermined angle to the second sub-region. The sensor element is electrically connected to the first circuit board element by the second sub-region of the second circuit board element.