A resistive material for sensing current contains particles having an electrically insulating property and a metal body having a three-dimensional network enclosing the particles, and a ratio of the metal body to the whole of the resistive material is 30 vol % or more and 80 vol % or less.

An apparatus comprising: a connector configured to be electrically and mechanically connectable to an electrical terminal, wherein the connector comprises a resistive material. The connector comprises respective first and second electrical contacts, wherein the resistive material is configured to provide a direct current connection for the flow of electric current between the first and second electrical contacts.

An apparatus comprising: a connector configured to be electrically and mechanically connectable to an electrical terminal, wherein the connector comprises a resistive material. The connector comprises respective first and second electrical contacts, wherein the resistive material is configured to provide a direct current connection for the flow of electric current between the first and second electrical contacts.

A PTC thermistor module for a temperature control device may include at least one PTC thermistor element, two electrically insulating insulator plates, and a plurality of electrical conductors. The PTC thermistor element may have a flat element cross section, two opposing large outer surfaces, and two opposing small outer surfaces connecting the two large outer surfaces. The two insulator plates may be respectively connected to one of the two large outer surfaces. The plurality of electrical conductors may be configured as a plurality of electrically conductive conductor coatings, which may each be disposed on an associated insulator plate of the two insulator plates. At least one first conductor coating may be electrically connected to a first large outer surface of the two large outer surfaces. At least two second conductor coatings may be electrically connected to a second large outer surface of the two large outer surfaces.

A PTC thermistor module for a temperature control device may include at least one PTC thermistor element, two electrically insulating insulator plates, and a plurality of electrical conductors. The PTC thermistor element may have a flat element cross section, two opposing large outer surfaces, and two opposing small outer surfaces connecting the two large outer surfaces. The two insulator plates may be respectively connected to one of the two large outer surfaces. The plurality of electrical conductors may be configured as a plurality of electrically conductive conductor coatings, which may each be disposed on an associated insulator plate of the two insulator plates. At least one first conductor coating may be electrically connected to a first large outer surface of the two large outer surfaces. At least two second conductor coatings may be electrically connected to a second large outer surface of the two large outer surfaces.

A shunt resistor 10, 110 includes a flat resistive element 11; a first electrode block 12 that is made of a conductive metal material and is laminated on a lower surface 11a of the resistive element 11; and a second electrode block 13, 113 that is made of a conductive metal material and is laminated on an upper surface 11b of the resistive element 11, in which the second electrode block 13, 113 is a block body including an electrode portion 14 connected to the resistive element 11 and an extension portion 15, 115 extending downward from a side surface of the electrode portion 14.

A shunt resistor 10, 110 includes a flat resistive element 11; a first electrode block 12 that is made of a conductive metal material and is laminated on a lower surface 11a of the resistive element 11; and a second electrode block 13, 113 that is made of a conductive metal material and is laminated on an upper surface 11b of the resistive element 11, in which the second electrode block 13, 113 is a block body including an electrode portion 14 connected to the resistive element 11 and an extension portion 15, 115 extending downward from a side surface of the electrode portion 14.

A PPTC assembly may include a PPTC component, having a trip temperature, and further comprising a first temperature coefficient of resistance, in a low temperature range below the trip temperature. The PPTC assembly may include a resistive component, disposed in electrical contact with the PPTC component on a first side of the PPTC component, the resistive component comprising an electrical conductor, and having a second temperature coefficient of resistance in the low temperature range, less than the first temperature coefficient of resistance. The PPTC component may include a first electrode, electrically coupled to the first side of the PPTC component, and a second electrode, electrically coupled to the second side of the PPTC component, where the PPTC component and the resistive component are arranged in electrical series between the first electrode and the second electrode.

A PPTC assembly may include a PPTC component, having a trip temperature, and further comprising a first temperature coefficient of resistance, in a low temperature range below the trip temperature. The PPTC assembly may include a resistive component, disposed in electrical contact with the PPTC component on a first side of the PPTC component, the resistive component comprising an electrical conductor, and having a second temperature coefficient of resistance in the low temperature range, less than the first temperature coefficient of resistance. The PPTC component may include a first electrode, electrically coupled to the first side of the PPTC component, and a second electrode, electrically coupled to the second side of the PPTC component, where the PPTC component and the resistive component are arranged in electrical series between the first electrode and the second electrode.

A PPTC assembly may include a PPTC component, having a trip temperature, and further comprising a first temperature coefficient of resistance, in a low temperature range below the trip temperature. The PPTC assembly may include a resistive component, disposed in electrical contact with the PPTC component on a first side of the PPTC component, the resistive component comprising an electrical conductor, and having a second temperature coefficient of resistance in the low temperature range, less than the first temperature coefficient of resistance. The PPTC component may include a first electrode, electrically coupled to the first side of the PPTC component, and a second electrode, electrically coupled to the second side of the PPTC component, where the PPTC component and the resistive component are arranged in electrical series between the first electrode and the second electrode.