Abstract: The present disclosure refers to an alternating current/direct current (AC/DC) converter for an on board charger (OBC). The AC/DC converter includes a three-phase-input comprising three inputs, a single-stage dual-active bridge (DAB) circuit, and an auxiliary circuit. The auxiliary circuit includes two switching means and an energy storage means, the auxiliary circuit also includes at least two branches, wherein each of the at least two branches include one of the switching means. At least one branch of the at least two branches is connected to a single-phase AC input of the three inputs, and another branch of the at least two branches is connected to an input of the three inputs which is not a single-phase AC input, and the another branch comprises the energy storage means.

Abstract: Electronic module (1) including an encapsulation (20), a carrier substrate (10) enclosed by the encapsulation (20) and having a component side (25) which has a first metallization layer (15) and on which at least one first electronic component (30) is arranged, wherein at least one second metallization layer (35) for at least one second electronic component (31), in particular for controlling the first electronic component (30), is provided on an outer side (A) of the encapsulation (2), wherein the encapsulation (20) has at least one plated-through hole (5) for electrical connection, in particular for direct electrical connection, of the first electronic component (30) and the second electronic component (31).

Abstract: The present application provides an integrated device, and a power switching device comprising the integrated device. The integrated device comprises a substrate, a die arranged inside the substrate, at least one capacitor arranged on a surface of the substrate, wherein the die and the at least one capacitor are electrically connected. The power switching device comprises at least one integrated device according to the aforementioned embodiments of the present application. The compact design of the integrated device enables a high frequency, high efficiency, high power density power switching device.

Abstract: The present invention relates to interference suppression of interference signals from an inverter. To this end, a current-compensated inductor is provided at the input end of an inverter, in particular a pulse-controlled inverter. This current-compensated inductor is preferably arranged between a DC voltage source and an intermediate circuit capacitor of the inverter. Polyphase inductors at the AC voltage output of the inverter can be dispensed with in this way.

Abstract: The discovery concerns a rotor hub cover for a helicopter, whereby the rotor hub cover has been constructed as a rotational body with a dome-shaped cover and the rotor hub cover has performance and control electronic components, characterized by the arrangement of the performance electronic components and the control electronic components on a surface of the internal side or the dome-shaped cover.

Abstract: The present invention relates to interference suppression of interference signals from an inverter. To this end, a current-compensated inductor is provided at the input end of an inverter, in particular a pulse-controlled inverter. This current-compensated inductor is preferably arranged between a DC voltage source and an intermediate circuit capacitor of the inverter. Polyphase inductors at the AC voltage output of the inverter can be dispensed with in this way.

Abstract: Embodiments relate to an electrical assembly (1) for converting a direct voltage into an alternating voltage, comprising a first supply voltage area (10) for distributing a first DC supply voltage, and a second supply voltage area (12) for distributing a second DC supply voltage. The electrical assembly (1) comprises at least one first power semiconductor (24) having an input terminal connected to the first supply voltage area (12) and an output terminal (28) connected to an alternating voltage output (20a) of the assembly. The electrical assembly (1) further comprises at least one second power semiconductor (26) having an input terminal (32) connected to the second supply voltage area (12) and an output terminal connected to the alternating voltage output (20a) of the assembly, wherein the first supply voltage area (10) extends on the side of the first power semiconductor (24) facing the input voltage terminal of the first power semiconductor (24).

Abstract: The discovery concerns a rotor hub cover for a helicopter, whereby the rotor hub cover has been constructed as a rotational body with a dome-shaped cover and the rotor hub cover has performance and control electronic components, characterized by the arrangement of the performance electronic components and the control electronic components on a surface of the internal side or the dome-shaped cover.

Abstract: Embodiments relate to an electrical assembly (1) for converting a direct voltage into an alternating voltage, comprising a first supply voltage area (10) for distributing a first DC supply voltage, and a second supply voltage area (12) for distributing a second DC supply voltage. The electrical assembly (1) comprises at least one first power semiconductor (24) having an input terminal connected to the first supply voltage area (12) and an output terminal (28) connected to an alternating voltage output (20a) of the assembly. The electrical assembly (1) further comprises at least one second power semiconductor (26) having an input terminal (32) connected to the second supply voltage area (12) and an output terminal connected to the alternating voltage output (20a) of the assembly, wherein the first supply voltage area (10) extends on the side of the first power semiconductor (24) facing the input voltage terminal of the first power semiconductor (24).

Abstract: Active EMC filter connectable between an electric power source and an electric load. The filter has capacitors (C×N, C×U) connected between active conductors of the power source and a star point electric node. A filter capacitor (Cst, CstU) is connected between the star point and ground. A half-bridge has two switching devices (T3, T4; T1, T2) connected in cascade between a positive supply voltage and a negative supply voltage. A smoothing circuit (RgN, LgN; RgU, RgU) is connected between a common node of the switching devices and the star point. A control unit (Drive_N, Drive_U) drives the switching devices (T3, T4; T1, T2) digitally either in an ON-state or in an OFF-state, such as to limit a leakage current.

Abstract: Active EMC filter connectable between an electric power source and an electric load, comprising: capacitors (C×N, C×U) connected between active conductors of said power source and a star point electric node; a filter capacitor (Cst, CstU) connected between said star point and ground; a half-bridge comprising two switching devices (T3, T4; T1, T2) connected in cascade between a positive supply voltage and a negative supply voltage; a smoothing circuit (RgN, LgN; RgU, RgU) connected between a common node of said switching devices and said star point; and a control unit (Drive_N, Drive_U) driving said switching devices (T3, T4; T1, T2) digitally either in an ON-state or in an OFF-state, such as to limit a leakage current.

Abstract: Embodiments of the present invention provide a device for measuring a temperature of a power semiconductor, having means for applying an alternating voltage to the power semiconductor, and means for measuring an impedance between the control terminal of the power semiconductor and the channel terminal of the power semiconductor, the impedance being dependent on a temperature-dependent control resistor integrated in the power semiconductor.