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Foil Power Resistor

FPR/FNR 2-T227 4-T227

Foil Power Resistor

pdf

Resistances from 0.001 Ohm to 100 Ohms
Power Rating to 80 Watts
Resistance Tolerances to ±0.1%
TCR to ±15ppm/K
Load Stability to 0.1%
Isolated Mounting Plate

Type	FPR 2-T227	FPR 4-T227	FNR 2-T227	FNR 4-T227
Terminals	2	4	2	4
Resistance Range	0.01 to 100 Ohms	0.001 to 100 Ohms	0.01 to 100 Ohms
Power Rating ( Heatsink )	60W		80W
Thermal Resistance	1.3 °C/W		1.0 °C/W
Tolerances	0.1% / 1% / 2% / 5% (others upon request)
Stability	0.1% / 0.2% / 0.5% (depends on stress)
Temperature Coefficient	±15 ppm/°C (20 to 60°C) FPR/FNR 4-T227: R < 0.02 Ohms ±20 ppm/K (20 to 60°C) FPR/FNR 2-T227: R < 0.02 Ohms (See Table A)
Voltage Proof	1.5 kV DC ( higher upon request )
Thermal EMF	< 1 µV/°C
Max. Current	50A (higher upon request)
Operating Temperature	-40°C to 130°C
Resistor Material	Metalfoil CuNiMn (DIN 17471)
Substrate	Al2O3		AlN
Housing	Epoxy
Connector Material	Cu / tinned or nickel plated
Max. Torque	Backplate: 1.5Nm - Terminals: 1.3 Nm

See PDF Datasheet for Full Specifications