Patent classifications
H01C1/014
Electric component with fail safe element
An electric component with a fail safe element is disclosed. In an embodiment a component includes a functional element and a fail safe element electrically interconnected therewith, wherein the fail safe element is configured to ensure a minimum resistance or a minimum conductivity of the component in the event of a failure of the functional element.
Thermistor, Varistor Or Capacitor Component With A Fusible Connecting Element Between The Main Body Of The Component
The present invention relates to a component which comprises a main body (9) and at least one external electrode (1) which is fastened by a connecting material (4) to the main body (9), wherein the main body (9) and the external electrode (1) have different coefficients of thermal expansion which determine a critical temperature which when exceeded results in a connection between the main body (9) and the external electrode (1) experiencing mechanical stresses which lead to damage to the component, wherein the connecting material (4) has a melting point which is lower than a critical temperature.
Electrical Component Comprising an Electrical Resistor
In an embodiment an electrical component includes an electrical resistor having a PTC ceramic with a reference temperature exceeding 150° C., wherein, at the reference temperature, a reference resistance is twice an amount of a minimum resistance of the PTC ceramic.
INTEGRATED CIRCUIT AND SEMICONDUCTOR DEVICE INCLUDING SAME
An integrated circuit includes; a substrate including a single active region, a first active resistor formed on the substrate, and a transistor including a first junction area in the single active region. The first active resistor and the transistor are electrically connected through the first junction area. The first active resistor is formed between a first node and a second node included in the first junction area. The first node is connected to a first contact, and the second node is connected to a second contact.
Current measuring device and current sensing resistor
Provided is a current sensing resistor including a plate-shaped resistive element containing a resistive material, and plate-shaped electrodes joined to opposite sides of the plate-shaped resistive element, each plate-shaped electrode containing an electrode material. Each electrode includes an upper electrode portion that is substantially flush with the resistive element, a lower electrode portion to be mounted on a wire pattern, and a step portion located between the upper electrode portion and the lower electrode portion. The upper electrode portion is wider than the resistive element and the lower electrode portion in the direction orthogonal to the direction in which the electrodes are arranged.
Current measuring device and current sensing resistor
Provided is a current sensing resistor including a plate-shaped resistive element containing a resistive material, and plate-shaped electrodes joined to opposite sides of the plate-shaped resistive element, each plate-shaped electrode containing an electrode material. Each electrode includes an upper electrode portion that is substantially flush with the resistive element, a lower electrode portion to be mounted on a wire pattern, and a step portion located between the upper electrode portion and the lower electrode portion. The upper electrode portion is wider than the resistive element and the lower electrode portion in the direction orthogonal to the direction in which the electrodes are arranged.
Shunt resistor and current sensing device using shunt resistor
A shunt resistor including first and second terminals made of an electrically conductive metal material, and a resistive element disposed between the first terminal and the second terminal. Each of the first terminal and the second terminal has a through-hole formed therein. At least one of the first terminal and the second terminal has a protruding portion protruding on a side thereof opposite to a portion bonded to the resistive element.
VARISTOR ASSEMBLY
Provided is a varistor assembly capable of achieving good surge breakdown voltage while suppressing capacitance. The varistor assembly is obtained by connecting a plurality of varistor elements in parallel. Each varistor element includes: a sintered body obtained by sintering a laminate in which varistor layers and internal electrodes are alternately laminated; and a pair of external electrodes provided in a state where the internal electrodes are alternately connected on at least both end faces of this sintered body. Varistor element includes at least a plurality of first group varistor elements in which a value obtained by dividing a surface area of the sintered body by a volume of the sintered body is 1.9 mm.sup.−1 or more.
SUPPORT ARRANGEMENT FOR AN ELECTRICAL PROTECTION ASSEMBLY
A support arrangement for an electrical protection assembly for connection between an electrical power supply line and electrical equipment is provided. The support arrangement comprises a first insulator body and a second insulator body extending at right angles to the first insulator body, wherein the first and second insulator bodies are integrally formed into a unitary body. In an embodiment, the second insulator body extends from a lower end of the first insulator body, so as to define a unitary L-shaped support arrangement. In one version, the support arrangement comprises an L-shaped inner support frame around which the first and second insulator bodies are molded. The L-shaped inner support frame comprises a T-shaped metal connector having a first end from which a first fibre glass support arm extends, around which the first insulator body is molded, and a second end from which a second fibre glass support arm extends, around which the second insulator body is molded.
PTC Heating Assembly and Electric Heating Device Comprising the Same
APTC heating assembly includes contact elements and a cuboid ceramic component on which a metallization is applied. The ceramic component comprises mutually opposing main side surfaces for heat dissipation which are larger by at least a factor of five than each of the end faces extending between the main side surfaces. The contact elements are electrically conductively connected to the metallization for introducing the power current into the ceramic component. The metallization is formed only on the main side surfaces and is in the form of elongated metallization strips. The metallization strips extend along mutually opposite edges of the cuboid ceramic component, are each assigned to one polarity, are separated by a single end face, and are connected to a power source via a common contact element.