Abstract: A device including a gate driver stage, a decoupling circuit, and a semiconductor switch. The semiconductor switch has at least a first semiconductor transistor and a second semiconductor transistor. The first semiconductor transistor and the second semiconductor transistor are connected in parallel to one another. The decoupling circuit is electrically connected on the input side to an output of the gate driver stage and on the output side to the semiconductor switch. The decoupling circuit has a first decoupling path and a second decoupling path. The first decoupling path is electrically connected to a first gate terminal of the first semiconductor transistor and the second decoupling path is electrically connected to a second gate terminal of the second semiconductor transistor. The first decoupling path and the second decoupling path are connected in parallel to one another, and are constructed identically.

Abstract: A power semiconductor module. The power semiconductor module includes a circuit carrier and at least one semiconductor switch, in particular a semiconductor switch half-bridge, connected to the circuit carrier. The circuit carrier includes an electrically insulating layer, in particular a ceramic layer, and two electrically conductive layers which are separated from one another by an insulating region, in particular an insulating trench, and are both connected to the electrically insulating layer. The electrically conductive layers are both electrically connected to a switching path connection of the semiconductor switch. The power semiconductor module includes at least one metal shaped body, which is connected to the electrically conductive layer and configured to melt when the predetermined temperature is exceeded, to overcome the insulating region, and to connect the electrically conductive layers separated from one another by the insulating region electrically, in particular low-ohmically.

Abstract: The invention relates to a circuit arrangement (200) for controlling a plurality of semiconductor switches connected in parallel, having an activation connection (213) and a deactivation connection (214), and having a plurality of control connections (220), each provided for connection to a control connection (123) of one of the plurality of semiconductor switches, wherein the activation connection (213) and the deactivation connection (214) are each connected to each of the plurality of control connections (220), and wherein a circuit breaker (230) is provided between the activation connection (213) and at least one of the control connections (220), furthermore having at least one detection and control arrangement which is designed to detect a current flow in the at least one of the control connections (220) and, if a short-circuit is detected on the basis of the current flow, to control the circuit breaker (230) to open.

Abstract: The invention relates to a circuit arrangement (200) for controlling a plurality of semiconductor switches connected in parallel, having an activation connection (213) and a deactivation connection (214), and having a plurality of control connections (220), each provided for connection to a control connection (123) of one of the plurality of semiconductor switches, wherein the activation connection (213) and the deactivation connection (214) are each connected to each of the plurality of control connections (220), and wherein a circuit breaker (230) is provided between the activation connection (213) and at least one of the control connections (220), furthermore having at least one detection and control arrangement which is designed to detect a current flow in the at least one of the control connections (220) and, if a short-circuit is detected on the basis of the current flow, to control the circuit breaker (230) to open.

Abstract: The present invention relates to a circuit arrangement (100) for operating an electrical machine (101) in a motor vehicle, having a first electrical drive train (103-1) in which a first battery direct converter (105-1) can be connected to the electrical machine (101) via a first switching device (107-1); a second electrical drive train (103-2) in which a second battery direct converter (105-2) can be connected to the electrical machine (101) via a second switching device (107-2); a third electrical drive train (103-3) in which a third battery direct converter (105-3) is connected to the electrical machine (101), one converter connection of which can be connected to the second drive train (103-2) via a third switching device (107-3) and the other converter connection of which can be connected to the second drive train (103-2) via a fourth switching device (107-4); a DC voltage section (109) for providing a DC voltage for a vehicle electrical system, which DC voltage section is connected to the first, second an

Abstract: The present invention relates to a circuit arrangement (100) for operating an electrical machine (101) in a motor vehicle, having a first electrical drive train (103-1) in which a first battery direct converter (105-1) can be connected to the electrical machine (101) via a first switching device (107-1); a second electrical drive train (103-2) in which a second battery direct converter (105-2) can be connected to the electrical machine (101) via a second switching device (107-2); a third electrical drive train (103-3) in which a third battery direct converter (105-3) is connected to the electrical machine (101), one converter connection of which can be connected to the second drive train (103-2) via a third switching device (107-3) and the other converter connection of which can be connected to the second drive train (103-2) via a fourth switching device (107-4); a DC voltage section (109) for providing a DC voltage for a vehicle electrical system, which DC voltage section is connected to the first, second an