Zf Friedrichshafen Ag

Siemens Aktiengesellschaft

Continental Automotive Gmbh

Siemens Vdo Automotive Ag

Zf Freidrichshafen Ag

Thomas Maier

Josef Loibl

Mohammad Kabany

Hermann Josef Robin

Paul Bange

Alfons Fisch

Ralf Förster

Johann Falter

Mike Vogel

Norman Marenco

Christoph Schikora

Marco Kick

Andreas Hof

Peter Skotzek

Martin Hempen

Thomas Wiercioch

Gerald Kolar

A power module for the controllable electrical power supply of a consumer includes a plurality of housed power semiconductors each with an electrically non-insulated heat discharge surface, a printed circuit board, a heat sink, one or more insulation plates, wherein the printed circuit board is arranged on a side of the power semiconductor in an orthogonal direction opposite the heat sink, wherein the insulation plate is arranged between the housed power semiconductors and a cooling surface of the heat sink, wherein one insulation plate in each case is interlockingly connected by one side to one electrically non-insulated heat discharge surface of a housed power semiconductor and is interlockingly connected by the other side to the heat sink.

Power module with housed power semiconductors for controllable electrical power supply of a consumer, and method for producing same

The disclosure relates to a printed circuit board arrangement with a printed circuit board with at least two current conducting layers. The current conducting layers extend in an axial direction of the printed circuit board and are arranged in succession in a thickness direction of the printed circuit board. The printed circuit board arrangement has a busbar which is arranged on a lateral surface of the printed circuit board and is in contact with at least one part of the current conducting layers of the printed circuit board.

Printed circuit board arrangement, inverter, and motor vehicle

A power module has a plurality of packaged power semiconductors, a printed circuit board, a heat sink, and possibly a sealing compound. The power semiconductors have electrically conductive connection elements and heat removal areas on respective outer sides. The power semiconductors are arranged on a cooling surface of the heat sink and has its heat removal area connected to the cooling surface of the heat sink to conduct heat, and the printed circuit board is arranged on a side of the power semiconductors that is opposite the heat sink in an orthogonal direction, wherein the connection elements of the power semiconductors make electrical contact with pads on the printed circuit board regions, for example, laterally beside an edge of the heat sink, in which a projection of the heat sink onto the printed circuit board in the orthogonal direction does not cover the connection elements.

Power module having packaged power semiconductors for the controllable supply of electric power to a load

A transmission may include a housing and also a power electronics module, the power electronics module including a carrier element with at least one power switching element with a cooling surface and also a cooling body, which may be connected in a thermally conductive manner to the cooling surface of the at least one power switching element. The housing may have an oil space for at least partially accommodating transmission components. The power electronics module may be at least partially arranged inside the oil space of the transmission.

Transmission with power electronics module

A control unit comprises a processing device with an electrical connection; a diagnostic circuit, which is electrically connected to the connection; and a sheathing, which completely insulates the connection electrically. At the same time, the diagnostic circuit comprises an electrical interface and is configured to sample an electrical signal at the connection and provide the result via the interface.

Diagnosis of a control device

The invention relates to an electronics module () for power control. The electronics module () comprises a carrier element (), which has at least a first power switch element () with a first cooling surface () and a second power switch element () with a second cooling surface (), a heat sink (), and a cooling plate (), which connects the first cooling surface () and the second cooling surface () to one another as well as to the heat sink () in a thermally conductive manner, when the electronics module () is installed.

Electronic module for power control and method for manufacturing an electronic module power control

The disclosure relates to an electronic unit with a circuit board having at least one component arranged on a main surface of the circuit board and a casing element, which incorporates the at least one component, as well as with an ESD protection arrangement for the circuit board. According to the disclosure, open areas on the circuit board, which are not covered by the casing element, are covered with a gold layer directly mounted on a copper surface of the circuit board.

Electronic unit comprising an ESD protective arrangement

A method for determining a current that flows through a load, wherein the current comprises a DC component and a dithering component, and the dithering component is modified in predetermined time intervals, comprises steps for recording a momentary current; determining a dithering parameter; and determining the current based on the momentary current and the dithering parameter.

Current monitoring in a load

The invention relates to an electronic module () mounted on a transmission component (). The electronic module () comprises a printed circuit board element () that has component side () with at least one electronic component () and a contact side () lying opposite the component side (), and a heat conducting film () that is placed between a surface section of the contact side () lying opposite the component () and a surface section of the transmission component (). The printed circuit board element () can be or is tightened to the transmission component () such that the heat conducting film () is pressed against the surface section of the contact side () and the surface section of the transmission component ().

Electronic module for arrangement to a transmission component and a method for arranging an electronic module to a transmission component

The disclosure relates to a control device for controlling a load, wherein the control device comprises the following elements: a first current control valve between a first port of the load and a first potential of an operating voltage; a second current control valve between a second port of the load and a second potential of the operating voltage; a processor configured to actuate the second current control valve when the first current control valve is closed, in order to control a current through the load; and a sampling device for determining an input voltage through the first current control valve, wherein the processor is configured to determine the presence of a short circuit between the first port and the first potential if the input voltage does not increase when the first current control valve is opened gradually.

Safe control of a consumer

A circuit device for controlling a transmission of a vehicle comprises an integrated circuit, which is mounted with a first surface on a first support surface of a circuit substrate and on a second surface opposite to the first surface comprises a heat-conducting surface for dissipating heat from the integrated circuit, in particular wherein the heat-conducting surface is designed as a contacting surface for contacting a heat sink.

Circuit device and method of manufacturing a circuit device for controlling a transmission of a vehicle

A control device is for a motor, especially a brushless DC motor. The control device contains a bridge circuit for generating a rotating field for the motor and a sensor system for detecting a position of a rotor of the motor, a control signal for the bridge circuit being derivable from the signal representing the rotor position. The sensor system includes an absolute value transmitter which detects the absolute position of the rotor and which is configured to derive at least one incremental signal from the absolute position and to make it directly available to a control component for controlling the bridge circuit for commuting the motor.

Control device for a motor and method for controlling said motor

In order to control an electromotive drive, a control unit has control modules for controlling half-bridge end power stages. Two of the control modules are pre-configured for alternatively controlling a commutator motor or a brushless electric motor via two half-bridge end power stages. A third control module can be subsequently configured to control a third half-bridge end power stage or two individual switching elements. An electromotive drive ideally can be configured with the stated control unit.

Electronic control unit for controlling external half-bridge power output stages and an electric motor operated drive with electronic control unit

The operating voltage is monitored in a microcontroller having associated output stages which are used to control components. In the case of over-voltage, the output stage is disconnected. Two technology-related, voltage monitoring devices working in different operating voltage ranges are provided. Due to the combination thereof, a highly precise disconnection threshold and a greater area for the operating voltage, which is to be monitored, can be obtained. If a malfunction of an over-voltage occurs, the output stages can be disconnected in a reliable manner.

Electronic control device and method for controlling the operation of motor vehicle components

The invention relates to a sensor protection circuit for at least one sensor (), especially in a motor vehicle electric system, comprising at least one supply line () for supplying current to the sensor () and a current measuring unit () for detecting the electric current flowing through the supply line (), in order to prevent damage to the sensor () as a result of excess voltage. Said current measuring unit () is connected to a current limiting device or to a switch element in order to limit the current or to disconnect the supply line ().

Growing community of inventors

Neunburg V. Wald, Germany

Thomas Maier