Abstract: A semiconductor die includes: a SiC substrate; power and current sense transistors integrated in the substrate such that the current sense transistor mirrors current flow in the main power transistor; a gate terminal electrically connected to gate electrodes of both transistors; a drain terminal electrically connected to a drain region in the substrate and which is common to both transistors; a source terminal electrically connected to source regions of the power transistor; a dual mode sense terminal; and a doped resistor region in the substrate between the transistors. The dual mode sense terminal is electrically connected to source regions of the current sense transistor. The doped resistor region has an opposite conductivity type as the source regions of both transistors and is configured as a temperature sense resistor that electrically connects the source terminal to the dual mode sense terminal.

Abstract: A power electronics system includes: a power semiconductor module with opposite first and second sides and lateral sides connecting the first and second sides. The power semiconductor module includes: at least one power semiconductor die forming at least one part of a half bridge circuit, an encapsulation encapsulating the power semiconductor die, and an external contact configured as a direct current contact of the half bridge circuit and exposed from the encapsulation at a lateral side of the power semiconductor module. A driver module arranged over the first side of the power semiconductor module is configured to control the half bridge circuit. A differential Hall sensor arranged over the external contact is configured to detect a direct current flowing through the external contact. The driver module is configured to modify a control pattern of the half bridge circuit based on a direct current value detected by the differential Hall sensor.

Abstract: A magnetic coreless current sensor module for measuring an electric current flowing in a busbar, wherein the current sensor module comprises an electronic component which is configured for the measurement of current, an electrically insulating encapsulation, in which the electronic component is at least partially encapsulated, wherein the electrically insulating encapsulation comprises at least one connecting hole for connecting to the busbar, and at least one press-fit element for connecting the encapsulation to the busbar using the introduction of the at least one press-fit element into the at least one connecting hole of the electrically insulating encapsulation and into at least one further connecting hole of the busbar.

Abstract: A semiconductor module includes a semiconductor die, an encapsulation encapsulating the die, and first and second power contacts electrically coupled to the die. The power contacts each include an external part exposed from the encapsulation and an overlapping part. The power contacts are configured to carry respective first and second currents. A current flow of the first current in the external part of the first power contact points into or out of the semiconductor module. A current flow of the second current in the external part of the second power contact points in the opposite direction of the first current flow. The overlapping parts overlap such that the current flows point in the same direction in the overlapping parts. The overlapping parts include overlapping slots configured to accept a current sensor element for measuring a combined current in the overlapping parts.

Abstract: A regulating device for a multi-phase voltage converter includes a connecting element for picking-off an input/output voltage signal at a power path of the multi-phase voltage converter, and a filter, which is configured and coupled to the connecting element so as to cause the filter to output a filter output signal, which correlates to the ripple of the input/output voltage signal. A correcting unit is configured and connected to the filter and to the multi-phase voltage converter such that, owing to the correcting unit, an actuating signal is output to the multi-phase voltage converter, which actuating signal generates a change in the ripple of the input/output voltage signal.

Abstract: In accordance with an embodiment, a power converter includes an H-bridge switching arrangement, a transformer having a primary winding coupled to an output of the H-bridge switching arrangement, a first switch coupled between a power input of the H-bridge switching arrangement and a first power supply node, and a second switch coupled between a center-tap of the primary winding of the transformer and a low impedance node.

Abstract: In the case of a multi-voltage on-board power supply system for a motor vehicle having a hybrid or electric drive, comprising a dc-dc converter, by means of which a high voltage level having a higher direct-current voltage and at least a first energy storage device is connected to a low voltage level having a lower voltage and at least a second energy storage device, wherein the system comprises a charging interface for charging external devices, at least one converter phase of the dc-dc converter can be disconnected from the low voltage level and instead can be connected with the charging interface, and a third energy storage device can be connected to the charging interface in order to supply the third energy storage device with a lower voltage and permit a charging of the third energy storage device by the energy flow from the first energy storage device.

Abstract: In accordance with an embodiment, a power converter includes an H-bridge switching arrangement, a transformer having a primary winding coupled to an output of the H-bridge switching arrangement, a first switch coupled between a power input of the H-bridge switching arrangement and a first power supply node, and a second switch coupled between a center-tap of the primary winding of the transformer and a low impedance node.

Abstract: A vehicle energy supply system includes a first branch of the vehicle's electrical system, a second branch of the vehicle's electrical system, and an energy transfer device that couples together the first branch of the vehicle's electrical system and the second branch of the vehicle's electrical system. The energy transfer device is designed in such a manner that energy is drawn from the alternating component of the voltage in the first branch of the vehicle's electrical system by the energy transfer device and is then fed to the second branch of the vehicle's electrical system.

Abstract: In the case of a multi-voltage on-board power supply system for a motor vehicle having a hybrid or electric drive, comprising a dc-dc converter, by means of which a high voltage level having a higher direct-current voltage and at least a first energy storage device is connected to a low voltage level having a lower voltage and at least a second energy storage device, wherein the system comprises a charging interface for charging external devices, at least one converter phase of the dc-dc converter can be disconnected from the low voltage level and instead can be connected with the charging interface, and a third energy storage device can be connected to the charging interface in order to supply the third energy storage device with a lower voltage and permit a charging of the third energy storage device by the energy flow from the first energy storage device.

Abstract: A motor vehicle includes an on-board vehicle electric system, an electric consumer, whose resistance decreases with the decreasing voltage dropping at the consumer, an electric energy accumulator, and a switching arrangement. The switching arrangement is designed and is connected or connectable to the on-board vehicle electric system, the consumer and the energy accumulator such that in a first switching position, the energy accumulator, and in a second switching position, the switching arrangement, is connected in parallel to the on-board vehicle electric system. The energy accumulator in the second switching position is connected in series to the consumer, and the energy accumulator in the first switching position is not connected in series to the consumer.

Abstract: A regulating device for a multi-phase voltage converter includes a connecting element for picking-off an input/output voltage signal at a power path of the multi-phase voltage converter, and a filter, which is configured and coupled to the connecting element so as to cause the filter to output a filter output signal, which correlates to the ripple of the input/output voltage signal. A correcting unit is configured and connected to the filter and to the multi-phase voltage converter such that, owing to the correcting unit, an actuating signal is output to the multi-phase voltage converter, which actuating signal generates a change in the ripple of the input/output voltage signal.

Abstract: A vehicle energy supply system includes a first branch of the vehicle's electrical system, a second branch of the vehicle's electrical system, and an energy transfer device that couples together the first branch of the vehicle's electrical system and the second branch of the vehicle's electrical system. The energy transfer device is designed in such a manner that energy is drawn from the alternating component of the voltage in the first branch of the vehicle's electrical system by the energy transfer device and is then fed to the second branch of the vehicle's electrical system.

Abstract: A motor vehicle includes an on-board vehicle electric system, an electric consumer, whose resistance decreases with the decreasing voltage dropping at the consumer, an electric energy accumulator, and a switching arrangement. The switching arrangement is designed and is connected or connectable to the on-board vehicle electric system, the consumer and the energy accumulator such that in a first switching position, the energy accumulator, and in a second switching position, the switching arrangement, is connected in parallel to the on-board vehicle electric system. The energy accumulator in the second switching position is connected in series to the consumer, and the energy accumulator in the first switching position is not connected in series to the consumer.