10W 30W high - precision shunt resistor 0.1% ±5ppm/℃

Planar (alloy - foil, non - inductive design) medium - power resistors

The resistor chips are made of alloy - foil resistor materials, having low temperature coefficients and super - strong pulse endurance capabilities, suitable for current - sampling circuits and other aspects.

Technical Features

• Terminal connection: Four - terminal connection is adopted (two - terminal connection can be used while ensuring performance parameters).

• Heat dissipation packaging: Self - contained aluminum plate heat dissipation packaging is adopted.

• Rated power: 10W, 30W.

• Resistance range: 1mΩ - 5Ω.

• Resistance accuracy: The resistance accuracy can be as high as 0.1%.

• Temperature coefficient: The temperature coefficient can be as high as ±5ppm/°C.

Specifications

• Resistance range: 1mΩ - 5Ω. Resistance values beyond the above range can be negotiated for orders.

• Resistance accuracy: ±0.1% - ±10.0%.

• Temperature coefficient range: ±5ppm/°C - ±50ppm/°C (25°C - 105°C).

• Rated power

• With heat dissipation installation, at 85°C: 10W,  30W.

• Without heat dissipation installation, the power is reduced to 3W and 10W respectively.

• Power durability: At 85°C with rated power for 1000 hours, ΔR ≤ ±(0.20%R + 0.001Ω).

• Moisture resistance: According to MIL - Std - 202, method 106, ΔR ≤ ±(0.20%R + 0.001Ω).

• Thermal shock resistance: According to MIL - Std - 202, method 107, condition C, ΔR ≤ ±(0.20%R + 0.001Ω).

• Operating temperature range: - 55°C - +155°C.

• Lead - out terminals: Anti - oxidation tin - plated copper wires.