MT-3

MT Series Low Ohm Power Resistors Resistances from 0.003 to 0.10Ohms Tolerance to ±0.1% TCR’s to ± 20 ppm/°C ( Four Terminal Version ) For Current Sensing and Shunt Applications All Welded Construction Non-Inductive Metal Element Low Inductance ( <10nH ) Four Terminal Versions Available (Consult Factory) SPECIFICATIONS Specification Resistance Range Tolerances Temperature Coefficient Inductance Dielectric Strength Insulation Resistance Terminal Finish Flammability Environmental Performance (MIL-STD 202) Load Life Moisture Resistance Temperature Cycling Short Term Overload *Other values available - Molding Wirewound Value 0.003 to 0.10 Ohms* 2 Terminal: ±1% / ±5% ( Contact Factory for Others ) 4 Terminal: ±0.1% / ±0.5% / ±1% / ±5% ( Contact Factory for Others ) See Chart Below <10nH 1000VAC ( 500VAC for MT-1A and MT-2A ) >1000 MOhms / Dry 100% Matte Tin over Copper UL94 V-0 DR Test Conditions ±1% ±1% ±1% ±1% 70°C / 90 min ON / 30 min OFF / 1000 hr 40°C / 90-95% RH / DC 0.1W / 1000 hr -40°C for 30 min / +125°C for 30 min / 1000 hr 5X rated power for 5 seconds TCR ( ppm/K ) Power ( % ) Temperature Coefficient of Resistance (TCR) 500 Power Derating Curve 120 400 300 200 2 Terminal 100 4 Terminal 0 0 0.01 0.03 0.05 0.07 0.09 0.11 0.13 Resistance Value ( W ) 100 80 60 40 20 0 0 50 100 150 200 250 300 Ambient Temperature (°C) Ordering Information 350 Part Description: Part Type - Resistance - Tolerance - TCR ( if not standard ) - 4T ( if ...