Resistance alloy for use in shunt resistor, use of resistance alloy in shunt resistor, and shunt resistor using resistance alloy
AssigneeKoa Corporation
InventorsNaoki Kanauchi, Yoshitaka Kumeda, Tadahiko Yoshioka
Life of this patent
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Abstract
Provided is a resistance alloy enabling a decrease in the TCR of a shunt resistor for use in a current detection device capable of detecting large currents. A copper-manganese based resistance alloy for use in a shunt resistor further comprises tin and nickel and has a TCR less than or equal to −36×10−6/K at 100° C. with reference to 25° C.
Claims5
A copper-manganese based resistance alloy for use in a shunt resistor, the resistance alloy comprising 9.5 to 12.5 mass % of manganese, 2.5 to 5 mass % of tin, 1 to 3 mass % of nickel, and a balance of the resistance alloy being copper,
- wherein the resistance alloy has a TCR less than or equal to −36×10−6/K at 100° C. with reference to 25° C.
A copper-manganese based resistance alloy for use in a shunt resistor, the resistance alloy comprising 9.5 to 12.5 mass % of manganese, 2.5 to 5 mass % of tin, 1 to 3 mass % of nickel, and a balance of the resistance alloy being copper,
- wherein the resistance alloy has a TCR less than or equal to −10×10−6/K in a range of 0° C. to 175° C. with reference to 25° C.
A shunt resistor comprising a resistive body and an electrode,
- wherein the resistive body is formed of a copper-manganese based resistance alloy, the resistance alloy comprising 9.5 to 12.5 mass % of manganese, 2.5 to 5 mass % of tin, 1 to 3 mass % of nickel, and a balance of the resistance alloy being copper, and having a TCR of less than or equal to −36×10−6/K at 100° C. with reference to 25° C.
A shunt resistor comprising a resistive body and an electrode,
- wherein the resistive body is formed of a copper-manganese based resistance alloy, the resistance alloy comprising 9.5 to 12.5 mass % of manganese, 2.5 to 5 mass % of tin, 1 to 3 mass % of nickel, and a balance of the resistance alloy being copper, and having a TCR of less than or equal to −10×10−6/K in a range of 0° C. to 175° C. with reference to 25° C.
Dependencies are inferred from the claim text.