Low Ohm Power Resistors
MT Series
Low Ohm Power Resistors
• Resistances from 0.003 to 0.10Ohms • Tolerance to ±0.1% • TCR’s to ± 20 ppm/°C (...
Description
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 ...
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