A power source device of present disclosure includes: a first power storage element; a second power storage element that is connected in parallel to the first power storage element and that has a lower internal resistance than an internal resistance of the first power storage element and a lower storage capacity than a storage capacity of the first power storage element; an opening and closing part that is connected between the first power storage element and the second power storage element and that switches between a disconnection state and a connection state; a charge circuit that is connected to an input route of the first power storage element and that performs a step-down operation; a discharge circuit that is connected to an output route of the second power storage element and that performs a step-up operation; and a controller that controls operations of the opening and closing part, the charge circuit, and the discharge circuit.

A power source device of present disclosure includes: a first power storage element; a second power storage element that is connected in parallel to the first power storage element and that has a lower internal resistance than an internal resistance of the first power storage element and a lower storage capacity than a storage capacity of the first power storage element; an opening and closing part that is connected between the first power storage element and the second power storage element and that switches between a disconnection state and a connection state; a charge circuit that is connected to an input route of the first power storage element and that performs a step-down operation; a discharge circuit that is connected to an output route of the second power storage element and that performs a step-up operation; and a controller that controls operations of the opening and closing part, the charge circuit, and the discharge circuit.

The invention relates to a door handle (10) for a vehicle door (100) of a motor vehicle, which door handle has a movable emergency opening element (11), which can be brought into a mechanical operative connection with a locking system (101) of the vehicle door (100), wherein the emergency opening element (11) has a traction means (12) for actuating the locking system (101), in particular for unlocking and/or for opening the vehicle door (100). The emergency opening element (11) is movable between at least two positions (I, II), namely a rest position (I), in which the emergency opening element (11) is fastened to the door handle (10), and an operating position (II), in which the emergency opening element (11) can be actuated by a user in order to actuate the locking system (101) by pulling on the traction means (12), and further comprising a triggering device (14) for the emergency opening element (11) in order to automatically transfer the emergency opening element (11) from the rest position (I) into the operating position (II), in particular in an emergency situation, wherein the emergency opening element (11) is arranged on an underside of the door handle (10).

The invention relates to a door handle (10) for a vehicle door (100) of a motor vehicle, which door handle has a movable emergency opening element (11), which can be brought into a mechanical operative connection with a locking system (101) of the vehicle door (100), wherein the emergency opening element (11) has a traction means (12) for actuating the locking system (101), in particular for unlocking and/or for opening the vehicle door (100). The emergency opening element (11) is movable between at least two positions (I, II), namely a rest position (I), in which the emergency opening element (11) is fastened to the door handle (10), and an operating position (II), in which the emergency opening element (11) can be actuated by a user in order to actuate the locking system (101) by pulling on the traction means (12), and further comprising a triggering device (14) for the emergency opening element (11) in order to automatically transfer the emergency opening element (11) from the rest position (I) into the operating position (II), in particular in an emergency situation, wherein the emergency opening element (11) is arranged on an underside of the door handle (10).

A motor vehicle lock with a locking mechanism and a lock housing structure, a motorized drive arrangement to actuate a mechanical lock component, a control unit for the actuation of the drive arrangement, and an energy storage arrangement for the electric voltage supply of the drive arrangement and/or the control unit being provided in or on the lock housing structure. The lock housing structure has an inner housing part attached to the locking mechanism and the drive arrangement, a housing cover for closing an upper side of the inner housing part, and, between the inner housing part and the housing cover, a control housing part including a control board of the control unit and the energy storage arrangement, and leadframe lines extending at least in sections along the board plane and connected electrically via the leadframe lines of the leadframe to the control board and drive arrangement.

A motor vehicle lock with a locking mechanism and a lock housing structure, a motorized drive arrangement to actuate a mechanical lock component, a control unit for the actuation of the drive arrangement, and an energy storage arrangement for the electric voltage supply of the drive arrangement and/or the control unit being provided in or on the lock housing structure. The lock housing structure has an inner housing part attached to the locking mechanism and the drive arrangement, a housing cover for closing an upper side of the inner housing part, and, between the inner housing part and the housing cover, a control housing part including a control board of the control unit and the energy storage arrangement, and leadframe lines extending at least in sections along the board plane and connected electrically via the leadframe lines of the leadframe to the control board and drive arrangement.

A touch pad for operating an e-latch assembly of a motor vehicle entry system that includes a control circuit with a backup energy source and method of operating the entry system are provided. The touch pad includes a touch pad controller in communication with the control circuit of the e-latch assembly. The touch pad also includes at least one entry input sensor coupled to the touch pad controller for outputting a signal indicative of a touch to operate the e-latch assembly. The touch pad further includes a mechanical emergency switch assembly adjacent the at least one entry input sensor and including a plurality of pins electrically coupled to the control circuit for operating the e-latch assembly when the at least one input sensor is not operable due to one of a power loss and malfunction of the at least one input sensor.

A touch pad for operating an e-latch assembly of a motor vehicle entry system that includes a control circuit with a backup energy source and method of operating the entry system are provided. The touch pad includes a touch pad controller in communication with the control circuit of the e-latch assembly. The touch pad also includes at least one entry input sensor coupled to the touch pad controller for outputting a signal indicative of a touch to operate the e-latch assembly. The touch pad further includes a mechanical emergency switch assembly adjacent the at least one entry input sensor and including a plurality of pins electrically coupled to the control circuit for operating the e-latch assembly when the at least one input sensor is not operable due to one of a power loss and malfunction of the at least one input sensor.

A backup energy source (1) for an automotive system (102) in a motor vehicle (101) is designed to receive a main supply voltage (V.sub.batt), during a normal operating condition, and to provide a backup supply voltage (V.sub.sc) during a failure operating condition, different from the normal operating condition. The backup energy source (1) has a control unit (2), and a supercapacitor group (4), operable by the control unit (2) to store energy during the normal operating condition and to provide the backup supply voltage (V.sub.sc) during the failure operating condition. A diagnostic module (10) is coupled to the supercapacitor group (4) to provide the control unit (2) with information concerning an operating status of the supercapacitor group (4).

A backup energy source (1) for an automotive system (102) in a motor vehicle (101) is designed to receive a main supply voltage (V.sub.batt), during a normal operating condition, and to provide a backup supply voltage (V.sub.sc) during a failure operating condition, different from the normal operating condition. The backup energy source (1) has a control unit (2), and a supercapacitor group (4), operable by the control unit (2) to store energy during the normal operating condition and to provide the backup supply voltage (V.sub.sc) during the failure operating condition. A diagnostic module (10) is coupled to the supercapacitor group (4) to provide the control unit (2) with information concerning an operating status of the supercapacitor group (4).