A power conversion device comprises: a power conversion circuit that converts a supplied electric power; a current detection circuit that detects a current; a control circuit that controls an operation of the power conversion circuit; and a multilayer substrate that is provided with the power conversion circuit, the current detection circuit, and the control circuit. The multilayer substrate includes a printed wiring, and the printed wiring includes a transmission pattern that transmits a detection signal detected by the current detection circuit to the control circuit. An on-off fluctuation unit of the power conversion circuit fluctuates. The whole of the transmission pattern is disposed at a position different from the on-off fluctuation unit in a direction perpendicular to a plate surface of the multilayer substrate.

A circuit carrier includes a first side, two layers arranged to define an intermediate space there between, with at least one of the two layers being electrically conductive and attached to the first side. The at least one of the two layers has a region deformed such as to exhibit an indentation and has a trace structure in the indentation. A first insulating material fills the intermediate space, and a second insulating material fills the indentation, A second side in opposition to the first side is shaped to have in the deformed region a cut-out for receiving a bare die such as to come into an electrical contact with the at least one of the two layers.

The invention is directed to an arrangement for dissipating heat of an electronic component mounted on a circuit board. The arrangement includes a heat sink for dissipating heat of an electronic component. In order for bottom heat of the electronic component to be dissipated, at least one heat-dissipating heat conducting section is configured on the circuit board, wherein the heat sink is connected in a heat transmitting manner to the heat conducting section of the circuit board. The heat sink by way of a foot section bears directly on the heat conducting section of the circuit board. A recess is configured in the base body of the heat sink, wherein the electronic component lies at least partially in the recess.

Various embodiments include an electrical assembly with: an electronic switching element electrically contacted on an underside and arranged on a flexible first wiring support; wherein the electronic switching element is electrically contacted on an upper side lying opposite the lower side; and a second wiring support arranged lying opposite the first wiring support on the upper side electrical contacting area of the electronic switching element. The first wiring support and the second wiring support each comprise a permanently elastic, electrically insulating, thermally conductive material.

A semiconductor apparatus includes a metal body in which a through hole is formed, a socket that covers the metal body without closing the through hole, a connection terminal connected to the metal body and exposed to an outside of the socket, a control board having a metal pattern and a circuit pattern, and a semiconductor chip having a control terminal connected to the circuit pattern via the through hole without being in contact with the metal body, the connection terminal being connected to the metal pattern.

A display apparatus includes a PCB on which a plurality of LEDs emitting light in a first direction are mounted, a frame configured to support the PCB, and a chassis coupled to the frame. The frame has a length in a second direction perpendicular to the first direction that is longer than that of the PCB.

A voltage regulator module includes a circuit board assembly, a magnetic core assembly and a molding compound layer. The circuit board assembly includes a printed circuit board and at least one switch element. The switch element is disposed on a first surface of the printed circuit board. Moreover, at least one first copper post, at least one second copper post, at least one third copper post and the magnetic core assembly are disposed on a second surface of the printed circuit board. The magnetic core assembly includes at least one opening. The at least one first copper post is penetrated through the corresponding opening, so that at least one inductor is defined by the at least one first copper post and the magnetic core assembly collaboratively. The molding compound layer encapsulates the printed circuit board and the magnetic core assembly in a double-sided molding manner.

A solid state switching device, such as a solid state circuit breaker, includes at least one heat sink, a control electronics printed circuit board (PCB), and power electronics. The power electronics are useful to regulate the flow of current from one terminal of the solid state switching device to another terminal. The power electronics can include one or more solid state devices such as FETs, Thyristors, Thyristors+SiC JFET in parallel, IGBTs, and IGCTs. The control PCB can include a variety of circuit elements useful to perform the function of a gate driver useful to activate the solid state device of the power electronics. The control electronics can be positioned laterally to the power electronics and spanning from a heat sink positioned on one side of the power electronics to a heat sink positioned on an opposing side of the power electronics.

A power module includes a number of sub-modules connected via removable jumpers. The removable jumpers allow the connections between one or more power semiconductor die in the sub-modules to be reconfigured, such that when the removable jumpers are provided, the power module has a first function, and when the removable jumpers are removed, the power module has a second function. The removable jumpers may also allow for independent testing of the sub-modules. The power module may also include a multi-layer printed circuit board (PCB), which is used to connect one or more contacts of the power semiconductor die. The multi-layer PCB reduces stray inductance between the contacts and therefore improves the performance of the power module.

Provided is a highly reliable power circuit device. The power circuit device includes a printed substrate, a power circuit, and a housing. The power circuit is formed on the printed substrate. The housing is connected with the printed substrate. The power circuit includes secondary-side switching elements, at least one smoothing choke coil, and smoothing capacitors. Portions of a smoothing choke coil core serving as a core of the smoothing choke coil are inserted in opening portions formed in the printed substrate. A winding of the smoothing choke coil is formed on the printed substrate. The smoothing choke coil is located between a region C in which the smoothing capacitors are arranged and regions A and B serving as a second region in which primary-side switching elements and the secondary-side switching elements serving as electric elements are arranged.