Abstract: An aircraft solid state power controller comprises a feed node to be electrically connected to a primary electric power supply; a load node to be electrically connected to at least one electric load; and at least one electric switching device, in particular a solid state switching device, which is arranged between the feed node and the load node. The at least one electric switching device is switchable between an on-state, in which the at least one electric switching device provides a low-resistive electric connection between the feed node and the load node; and an off-state, in which the at least one electric switching device electrically isolates the load node from the feed node.

Abstract: An aircraft solid state power controller for controlling the supply of electric power from an aircraft electric power supply to an electric load comprises a power input node, which is electrically connectable to an output node of the aircraft electric power supply; a power output node, which is electrically connectable to an electric load and configured for selectively supplying electric power to the electric load; an electric load switch, which is configured for controlling the supply of electric power from the power input node to the power output node; a shunt resistor, which is arranged between the electric load switch and the power output node so that any electric current that is supplied from the aircraft solid state power controller via the power output node to the electric load passes through the shunt resistor; and a control device comprising a voltage sensor that is configured for detecting a voltage drop over the shunt resistor.

Abstract: An aircraft ground fault detection circuit comprises: a first electric power supply line, and a second electric power supply line; a first shunt resistor arranged in the first electric power supply line; a second shunt resistor arranged in the second electric power supply line; a first voltage detector configured for detecting a first voltage drop over the first shunt resistor; a second voltage detector configured for detecting a second voltage drop over the second shunt resistor; an electric test current power supply for applying an electric test voltage to the first and second electric power supply lines causing an electric test current to flow through the first and second electric power supply lines and the first and second shunt resistors; and a controller, which is configured for receiving voltage signals provided by the first and second voltage detectors indicating the first and second voltage drops, and determining a difference between the resistivities of the first and second shunt resistors from said

Abstract: A power connector for an aircraft solid state power controller includes a first portion including a socket configured for receiving an electric plug, which is inserted into the socket in a receiving direction (R). The controller also includes a second portion comprising a connection surface configured for mating with a complementary connection surface of a complementary connection element. At least one opening is formed within the connection surface.

Abstract: An electric safety circuit for an aircraft DC power supply circuit includes a first electric line connecting a first electric pole of a main DC power supply with a first electric connector of an electric load; a second electric line connecting a second electric pole of the main DC power supply with a second electric connector of the electric load; at least one electric safety switch arranged in at least one of the first and second electric lines and configured for selectively interrupting any electric current flowing through said at least one electric line; a first electric coil arranged in the first electric line.

Abstract: Disclosed is a power distribution system, comprising a power feed line configured to supply electric power of a given power feed line voltage, a plurality of solid state power control modules connected to the power feed line; each of the solid state power control modules comprising at least one solid state power controller connected to at least one load to be supplied with power from the power feed line and configured to selectively connect the respective load to the power feed line or to disconnect the respective load from the power feed line; the power feed line comprising at least one power feed line segment connecting two adjacent solid state power control modules; wherein the at least two adjacent solid state power control modules are connected by a further electric line connected in parallel to the at least one power feed line segment.

Abstract: A solid state power controller includes at least one solid state switching device connected to at least one load to be supplied with power from a power feed line and configured to selectively connect the respective load to the power feed line or to disconnect the respective load from the power feed line; at least one SSPC control circuit configured to supply a control voltage to a control terminal of the solid state switching device; and a discrete output circuit electrically that supplies a discrete output signal indicative of the state of the control terminal of the solid state switching device and the discrete output circuit detects an overcurrent in a circuit connected to the discrete output terminal and to limit an output current and/or interrupt supply of the discrete output signal in case an overcurrent is detected.

Abstract: Disclosed is a power distribution system, comprising a power feed line configured to supply electric power of a given power feed line voltage, a plurality of solid state power control modules connected to the power feed line; each of the solid state power control modules comprising at least one solid state power controller connected to at least one load to be supplied with power from the power feed line and configured to selectively connect the respective load to the power feed line or to disconnect the respective load from the power feed line; the power feed line comprising at least one power feed line segment connecting two adjacent solid state power control modules; wherein the at least two adjacent solid state power control modules are connected by a further electric line connected in parallel to the at least one power feed line segment.

Abstract: A control circuit configured to supply a control voltage to a control terminal (G) of a solid state solid state switching device of a solid state power controller. The control circuit comprises: a primary controller operative to supply a primary control voltage to the control terminal (G) of the solid state switching device; and an auxiliary circuit configured to supply an auxiliary control voltage to the control terminal (G) of the solid state switching device in case the primary controller falls into an inoperative condition.

Abstract: Disclosed is a solid state power controller configured to supply electric power from an AC power supply to at least one load via at least one power distribution channel, the at least one power distribution channel comprising a primary solid state switching device and a secondary solid state solid state switching device connected in series. The solid state power controller includes a primary control terminal driver configured to supply a primary control voltage to the control terminal (G) of the primary solid state switching device with respect to a reference potential (R) and a secondary control terminal driver configured to supply a secondary control voltage to the control terminal (G) of the secondary solid state switching device.

Abstract: The present invention relates to a stackable power module, comprising a module body having a top side and a bottom side provided with top and bottom contact pads, each of the top contact pads electrically connected to a corresponding bottom contact pad; at least one power semiconductor device embedded in the module body, at least one conductive structure connecting the power semiconductor device to a respective top and/or bottom contact pad, wherein the at least one conductive structure has a thermal capacity sufficient to take up an amount of heat generated during a switching cycle of the at least one power semiconductor device without increasing temperature above a critical threshold.

Abstract: A power management and distribution system, including a power feed line configured to supply electric power of a given power feed line voltage, a plurality of loads to be supplied with power from the power feed line, each of the loads requiring power of a characteristic load voltage, and a plurality of solid state power controllers (SSPCs) connected between the power feed line and the plurality of loads, each of the solid state power controllers configured to selectively connect a respective load of the plurality of loads to the power feed line or to disconnect the respective load of the plurality of loads from the power feed line.

Abstract: A power distribution system configured to supply electric power from a power supply to at least one load, includes at least two solid state power controllers connected in parallel, each solid state power controller includes: a solid state switching device having a first terminal (D) connected to the power supply, and a second terminal (S) connected to the load, and is configured to switch between an OFF operation mode in which the second terminal (S) is electrically disconnected from the power supply, and an ON operation mode in which the second terminal (S) is electrically connected to the power supply. The system also includes a load current detection unit configured to detect a load current through the solid state switching device.

Abstract: A solid-state contactor includes a housing, a lead, a bus plate, and an end connector. The lead extends through the housing and into an interior of the housing. The bus plate is disposed within the housing interior and mounts a die which is electrically connected to the lead through the bus plate. The end connector extends between the bus plate and the lead, attaching to the bus plate at an angle for coupling a plurality of bus plates with die to the lead in a stacked arrangement.

Abstract: A control circuit is configured to apply a drive voltage to a solid state switching device comprising a first terminal (D), a second terminal (S) and a control terminal (G), the solid state switching device configured to switch, according to the drive voltage applied to the control terminal (G), between an OFF operation mode in which the second terminal (S) is electrically disconnected from an electrical supply voltage applied to the first terminal (D), and an ON operation mode in which the second terminal (S) is electrically connected to the electrical supply voltage applied to the first terminal (D) such as to connect a load circuit to the electrical supply voltage.

Abstract: A printed circuit board assembly comprises a printed circuit board having at least one conductive layer supported by a substrate layer, and at least one power semiconductor device, wherein the at least one power semiconductor device is at least partly embedded in the substrate layer.

Abstract: A printed circuit board assembly comprises a printed circuit board having at least one conductive layer supported by a substrate layer, and at least one power semiconductor device, wherein the at least one power semiconductor device is at least partly embedded in the substrate layer.