MSR Series Bare Metal Element Resistors • • • • • • • Resistances from 0.005 to 0.100Ohms Tolerance to ±1% Resistance Wire TCR: ± 20ppm/K For Current Sensing and Shunt Applications All Welded Construction Low Inductance ( <10nH ) Economical Bare Metal Element SPECIFICATIONS Dimensions Power Rating Watts @ 85°C Type Resistance ( W )1 Tolerances L H W D A +0.040 / -0.020” [+1.0 / -0.5mm] ±0.100” [±2.5mm] ±0.002” [±0.05mm] +0.010 / -0.005” [+0.25 / -0.13mm] ±0.030” [±0.8mm] MSR-1 1 0.005, 0.01, 0.02, 0.025, 0.03, 0.04, 0.05, 0.1 ±1% / ±5% 0.450 [11.4] 0.200 [5.1] 0.040 [1.0] 0.065 [1.7] 0.125 [3.2] MSR-3 3 0.005, 0.01, 0.015, 0.02, 0.025, 0.03, 0.04, 0.05, 0.1 ±1% / ±5% 0.600 [15.2] 1.0 [25.4] MAX 0.040 [1.0] 0.065 [1.7] 0.125 [3.2] MSR-5 5 0.005, 0.01, 0.015, 0.02, 0.025, 0.03, 0.05, 0.1 ±1% / ±5% 0.800 [20.3] 1.0 [25.4] MAX 0.040 [1.0] 0.065 [1.7] 0.125 [3.2] 1 Call Factory for Other Resistances Power Derating Curve 120 Power ( % ) 100 80 60 40 20 0 0 50 100 150 200 250 300 350 Ambient Temperature (°C) Ordering Information Part Number - Resistance - Tolerance Example: MSR-3 0.100Ohm 1% Riedon Inc. 1.02 300 Cypress Avenue Alhambra CA 91801 (626) 284-9901 (626) 284-1704 www.riedon.com Page 75