A photocapacitor is provided. The photocapacitor includes: a perovskite solar cell and a supercapacitor attached to the perovskite solar cell. The supercapacitor includes a first carbon nanotube structure. The perovskite solar cell includes third carbon nanotube structure. The first carbon nanotube structure is directly contacted with the third carbon nanotube structure.

A solid electrolytic capacitor that includes: a capacitor element having a valve action metal base with a core portion, a first porous portion and a second porous portion, a first dielectric layer on the first porous portion, a first solid electrolyte layer on the first dielectric layer, a first conductor layer on the first solid electrolyte layer, a second dielectric layer on the second porous portion, and a second solid electrolyte layer on the second dielectric layer, the first dielectric layer and the first solid electrolyte layer constituting a first capacitance portion, and the second dielectric layer and the second solid electrolyte layer constituting a second capacitance portion; a cathode through electrode electrically connecting the first capacitance portion to a cathode external electrode; and a connection portion connecting the second capacitance portion to the first capacitance portion.

A battery protection circuit has two input nodes and two output nodes. The input nodes are connected to a positive supply line and a negative or ground line respectively, and the two output nodes are connected to a positive side of a load and a negative or ground return side of the load. The circuit includes a solid state switch which is oriented such that when the switch is open current cannot flow from the battery through the load. At least one capacitor is connected in series with a diode between the two input nodes of the circuit to smooth out any negative transient voltages present at the positive input node of the circuit. The capacitor includes a polarized capacitor and the diode is oriented to protect the capacitor during normal use when a positive voltage is present at the input node that is connected to the positive supply line.

An electrical junction box includes: a connector housing that is to be fitted to a mating connector housing; a terminal held by a terminal holding portion provided in the connector housing; a first board connected to an end portion on an extension portion side of the terminal, the extension portion extending from the terminal holding portion toward a direction opposite to a fitting direction; a second board facing the first board; and a heat-generating component installed on the second board in the vicinity of the extension portion.

Aspects of the disclosure relate to a semiconductor device power management system including a semiconductor device of a set of semiconductor devices provided on a substrate, wherein the semiconductor device includes an independent power supply unit.

Aspects of the disclosure relate to a semiconductor device power management system including a semiconductor device of a set of semiconductor devices provided on a substrate, wherein the semiconductor device includes an independent power supply unit.

Disclosed is a ceramic package for filling with a liquid-containing electrolyte, which includes: a package body defining a recessed cavity open at a front surface of the package body and including first and second ceramic layers stacked together; a plurality of electrode pads disposed on a bottom surface of the recessed cavity; and a plurality of outer connection terminals disposed on a back surface of the package body, wherein each of the electrode pads includes a pad body portion having a polygonal shape in plan view and an interlayer pad portion formed along an interlayer surface between the first and second ceramic layers, wherein the interlayer pad portion has a protruding part protruding outwardly from the pad body portion, and wherein via conductors are formed between the protruding parts of the electrode pads and the outer connection terminals through the first ceramic layer.

A capacitor case sealed to retain electrolyte; a sintered anode disposed in the capacitor case, the sintered anode having a shape wherein the sintered anode includes a mating portion; a conductor coupled to the sintered anode, the conductor sealingly extending through the capacitor case to a terminal disposed on an exterior of the capacitor case; a sintered cathode disposed in the capacitor case, the sintered cathode having a shape that mates with the mating portion of the sintered anode such that the sintered cathode matingly fits in the mating portion of the sintered anode; a separator between the sintered anode and the sintered cathode; and a second terminal disposed on the exterior of the capacitor case and in electrical communication with the sintered cathode, with the terminal and the second terminal electrically isolated from one another.

A capacitor case sealed to retain electrolyte; a sintered anode disposed in the capacitor case, the sintered anode having a shape wherein the sintered anode includes a mating portion; a conductor coupled to the sintered anode, the conductor sealingly extending through the capacitor case to a terminal disposed on an exterior of the capacitor case; a sintered cathode disposed in the capacitor case, the sintered cathode having a shape that mates with the mating portion of the sintered anode such that the sintered cathode matingly fits in the mating portion of the sintered anode; a separator between the sintered anode and the sintered cathode; and a second terminal disposed on the exterior of the capacitor case and in electrical communication with the sintered cathode, with the terminal and the second terminal electrically isolated from one another.

A motor assembly includes a motor, a controller for controlling at least one aspect of operation of the motor, a housing, and an insulation system. The housing defines a motor chamber at least substantially receiving the motor and a controller chamber at least substantially receiving the controller. The housing includes a generally annular sidewall at least in part defining the controller chamber. The sidewall includes an electrically conductive portion adjacent the controller, such that a generally radially extending potentially electrical pathway is defined between the controller and the electrically conductive portion. The insulation system extends along the electrically conductive portion, in electrically insulative engagement therewith, to at least in part obstruct the pathway.