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USR UNR 4-T220 4-T220B 4-T221 USS UNS 4-T220
• Near Temperature Independent • Lowest Tolerances • Low Capacitance and Inductance • High Power • Available also 2-pin version
SPECIFICATIONS ELEKTRICAL
Resistance range Nominal power : :
• Highest Stability
USR 4-T220
0R2...80R
UNR 4-T220 note1)
0R2...80R
Thermal Resistance Rthj-c : Tolerances : from 0R5 : from 10R : from 50R : Stability : Temperature coefficient :
1.5 W (70°C) without heatsink 10 W* 15 W* * with heatsink 10.8 K/W 6.8 K/W 0.1%, 0.25%, 0.5%, 1% 0.05%, 0.1%, 0.25%, 0.5%, 1% 0.01%, 0.02%, 0.05%, 0.1%, 0.25%, 0.5%, 1% 0.01% max. ±5 ppm/K (-55...155)°C typ. ±3 ppm/K (-55...125)°C upon request ±1 ppm/K (0...60)°C 1 kVDC < 1 µV/K
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UNS4-T220 Datasheet
