Patent classifications
H01C17/22
SHUNT RESISTOR AND METHOD FOR MANUFACTURING SAME
A shunt resistor according to the present invention includes a pair of electrode plates spaced apart from each other in a plate surface direction and a resistive alloy plate that connects the pair of electrode plates and that has a predetermined set resistance value. A surface of the resistive alloy plate is provided with a visually recognizable character string pattern that is formed by laser processing and that indicates the set resistance value of the resistive alloy plate, and a surface area and a carving depth of the character string pattern are set in such a manner that the resistive alloy plate has the set resistance value.
Trimmable resistor circuit and method for operating the trimmable resistor circuit
A trimmable resistor circuit and a method for operating the trimmable resistor circuit are provided. The trimmable resistor circuit includes first sources/drains and first gate structures alternatively arranged in a first row, second sources/drains and second gate structures alternatively arranged in a second row, third sources/drains and third gate structures alternatively arranged in a third row, first resistors disposed between the first row and the second row, and second resistors disposed between the second row and the third row. In the method for operating the trimmable resistor circuit, the first gate structures in the first row and the third gate structures in the third row are turned on. Then, the second gate structures in the second row are turned on/off according to a predetermined resistance value.
CHIP RESISTOR
The resistor 5 is a print-formed body including a meandering shaped first region 8 connected to the first front electrode 3 and a second region 9 connected to the first region 8 via a linking portion 10 and connected to the second front electrode 4. The first region 8 is provided with an I-cut shaped first trimming groove 11 and the second region 9 is provided with an L-cut shaped second trimming groove 12, and the side of the second region 9 positioned in the direction toward which a turn portion 12b of the second trimming groove 12 extends is an oblique side 9a that inclines to approach the second front electrode 4 as it approaches the connecting portion 7.
SYMMETRIC TRIMMING OF STRAIN GAUGES
A circuit is provided that includes a strain gauge resistor having a center axis and multiple conductor layer segments and a trim region extending along the center axis; wherein a first portion of the strain gauge resistor is located on one side of the center axis and a second portion of the strain gauge resistor is located on an opposite side of the center axis.
TRIMMABLE RESISTOR CIRCUIT AND METHOD FOR OPERATING THE TRIMMABLE RESISTOR CIRCUIT
A trimmable resistor circuit and a method for operating the trimmable resistor circuit are provided. The trimmable resistor circuit includes first sources/drains and first gate structures alternatively arranged in a first row, second sources/drains and second gate structures alternatively arranged in a second row, third sources/drains and third gate structures alternatively arranged in a third row, first resistors disposed between the first row and the second row, and second resistors disposed between the second row and the third row. In the method for operating the trimmable resistor circuit, the first gate structures in the first row and the third gate structures in the third row are turned on. Then, the second gate structures in the second row are turned on/off according to a predetermined resistance value.
Chip resistor and method for manufacturing same
A glass protective film 4 is formed such that boundaries of top surface electrodes 3a and 3b do not exist at the base of corner portions of the rectangular glass protective film 4 so as to eliminate level differences generating due to thicknesses of the electrodes. Use of such a structure may resolve the problem that when printing glass paste individually over chip elements of a chip resistor on a large substrate from which multiple chips will be obtained, corner portions of the glass protective film bleed (flow) to the outer side (dividing grooves).
Resistor assembly and method for producing same
A resistor assembly including at least two connector elements and at least one strip-like or plate-like resistor element arranged between the connector elements. The resistor element has an upper side, a lower side and two longitudinal sides parallel to each other. The at least one resistor element is of a material of which the electrical conductivity is lower than the electrical conductivity of the material of the connector elements. The resistor element has, on at least its upper side or at least its lower side, at least one shaped element as a positioning aid.
Chip resistor and method of manufacturing chip resistor
A chip resistor includes an insulated substrate having a rectangular parallelepiped shape, a first front electrode and a second front electrode created on both longitudinal ends of the insulated substrate, and a resistive element making a connection between the first and second front electrodes. The resistive element is formed in a meandering shape with a first region and a second region continuing in series via a jointing section between a pair of connecting portions. Moreover, in the first region, a first trimming groove for rough adjustment is formed to elongate a current path of the resistive element. In the second region, a second trimming groove is formed for fine adjustment extending in a direction angled with respect to a straight line along a direction in which the first trimming groove extends.
Chip resistor and method of manufacturing chip resistor
A chip resistor includes an insulated substrate having a rectangular parallelepiped shape, a first front electrode and a second front electrode created on both longitudinal ends of the insulated substrate, and a resistive element making a connection between the first and second front electrodes. The resistive element is formed in a meandering shape with a first region and a second region continuing in series via a jointing section between a pair of connecting portions. Moreover, in the first region, a first trimming groove for rough adjustment is formed to elongate a current path of the resistive element. In the second region, a second trimming groove is formed for fine adjustment extending in a direction angled with respect to a straight line along a direction in which the first trimming groove extends.
THERMISTOR ELEMENT AND MANUFACTURING METHOD THEREFOR
In a manufacturing method for a thermistor element (3) including: a thermistor portion (49) which is a sintered body formed from a thermistor material; and a pair of electrode wires (25) which are embedded in the thermistor portion (49) and at least one end portion of each of the electrode wires projects at an outer side of the thermistor portion (49), the resistance value of the thermistor element (3) is adjusted by performing a removal processing of removing a part of the thermistor portion (49).