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Precision Foil Resistors

USR 2-0808

Precision Foil Resistors

pdf
USR2-0808.jpg
  •  
    • Resistance from 1 Ohm to 150k Ohms
    • Power Rating to 0.6 Watt
    • Resistance Tolerances to ±0.005%
    • TCR to ±1ppm/K
    • Load Stability to 0.01%
Type USR 2-0808
Resistance Range 1.0 to 150k Ohms
Power Rating (70°C) 0.6W (<100 kOhms)
0.4W (>100 kOhms)
Tolerances
from 1.0 Ohms
from 5.0 Ohms
from 12.0 Ohms
from 25.0 Ohms
from 100.0 Ohms

0.5% / 1%
0.05% / 0.1% / 0.25% / 0.5% / 1%
0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
0.01% / 0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
0.005% / 0.01% / 0.02% / 0.05% / 0.1% / 0.25% / 0.5% / 1%
Stability 0.01%
Shelf Life Stability 25ppm / ΔR after 1 year
50ppm / ΔR after 3 years
Temperature Coefficient max. ±5ppm/K (-55 to 155°C)
typ. ±3ppm/K (-55 to 125°C)
upon request ±1ppm/K (0 to 60°C)
and ±1ppm/K (-55 to 125°C)
Insolation Resistance > 10GOhm kVDC
Thermal EMF < 0.1 µV/K
Operating Temperature Range -55 to 155°C
Resistor Material NiCr-Foil
Substrate Al2O3
Housing PBTP / Epoxy
Connector Material Cu tinned
Terminals 2

pdf See PDF Datasheet for Full Specifications

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