A method and a control unit for driving a control circuit (1) are suggested which make possible an improved distribution of the generated power loss. A component (15), especially of a motor vehicle, is driven via at least two outputs (5, 10) of the control circuit (1). Each output (5, 10) is connected pairwise to one of several potentials (40, 45) via controllable switch means (20, 25; 30, 35) and a drive voltage (UA) is formed for the component (15) from a difference between the potentials at t...

A controller for on-off switching of power supplies includes: a microprocessor, to which a memory and a power supply interface and reset circuit are connected; a communication interface converting voltage signals between the microprocessor and an RS232 interface; an on-off control circuit which is connected to the microprocessor, comprising at least one relay for controlling on-off switching of the power supplies, and an amplifying circuit for driving said relay; a feedback circuit feeding on-of...

An electronic circuit for use with an exhaustible power source and load such as a light bulb, a radio or motor, includes a microchip with an input that transmits a signal to the microchip when the load is activated or deactivated. The input does not form a serial link between the power source and the load. The power switch, by on/off switching, controls energy flow from the power source to the load. The electronic circuit has an automatic delayed shut-off function for the load and, a find-in-the...

A self-latching power supply apparatus is disclosed. The apparatus comprises an activation transistor in electrical communication with an input voltage source and a battery-switching transistor. Voltage detection circuitry may be intermediate the input voltage source and the activation transistor. An input port may be intermediate and operably connected to the input voltage source and the activation transistor. The activation transistor is in electrical communication with a battery-switching tra...

A touch sensor interfaces with a control system or controlled device using two wires. The output of the touch sensor controls an output switch.

A power-switching mechanism for an electronic device in one embodiment of the invention is disclosed that includes a control input and switching device. The control input is connectable to a conductor of a connection between the electronic device and a host device. The switching device is capable of coupling a power source to a power supply. The switching device is controlled by the control input, such that the switching device connects the power source to the power supply when a voltage is pres...

In a load drive control system containing a control apparatus and a drive apparatus which drives a load in accordance with a drive control signal supplied from the control apparatus, a single signal produced from the control apparatus serves both as the drive control signal and as a power supply enabling control signal for the drive apparatus, without the need to provide an internal DC power supply in the drive apparatus. A switching element in the drive apparatus is controlled to apply a supply...

A power-sharing controller module comprises a processor, power manager, and at least one connector for detachably electrically connecting an application module to the controller module. The power manager is operable to manage power from a battery to the application module through said connector and to monitor the voltage of the battery. The processor is programmed to send a power reduction command to the application module in response to the monitored battery voltage moving outside of a permissi...

A circuit breaker system has been provided for the controlled interruption of at least one circuit, with a mechanical breaker element and an adjustment device coupled to the breaker element, so that the mechanical breaker element can be placed in at least a first, second, and third position in order to selectively break or let pass neighboring circuits in the first, second, or third position. The breaker element is rotatably secured in a fastening device, connected with one foot. The interruptio...

An addressable power switch for selectively connecting a device to main power in response to command instructions received over a control bus. The control bus supplies a low voltage power source and the addressable power switch includes an energy storage device and charge circuit for deriving a charge current from the low voltage power source and charging the energy storage device. The addressable power switch also includes a latching relay for connecting the device to main power. The change in ...