SMA

SAA / SMA / SCA Series Precision Metal Film Resistors • • • • • • Resistances from 10 to 1MOhms Power Rating 0.25Watts Resistance Tolerances to ±0.05% TCR to ± 5ppm/K Non-Inductive Design Space Efficient Radial Leads SPECIFICATIONS Dimensions Type ( Watts @ 70°C) 0.25 0.25 0.25 Power Rating Resistance Range Maximum Working Voltage +0.000 / -0.020 [+0.0 / -0.5mm] D +0.000 / -0.020 [+0.0 / -0.5mm] H ±0.040 [±1.0mm] L ±0.008 [±0.2mm] W +0.000 / -0.020 [+0.0 / -0.5mm] T SCA SAA SMA 10 to 330k 10 to 1M 10 to 500k 300 350 350 0.205 [5.2] 0.275 [7.0] 0.433 [11.0] 0.315 [8.0] 0.315 [8.0] 0.170 [4.3] 0.390 [10.0] 0.390 [10.0] 0.492 [12.5] 0.100 [2.5] 0.200 [5.1] 0.400 [10.2] 0.090 [2.3] 0.098 [2.5] 0.098 [2.5] Specification Resistance Range Tolerances Temperature Coefficient Temperature Range Insulation Resistance Value 10 Ohms to 1MOhms ±0.1% to ±1% ±0.05% ( 100W < R < 100KW ) ±10ppm/K / ±25ppm/K ±3 ppm/K ( 100W < R < 100KW ) -25°C to +125°C >10000 MOhms Environmental Performance (MIL-STD 202) DR ±0.1% ±0.1% ±0.05% ±0.01% ±0.01% Load Life Moisture Resistance Temperature Cycling Short Time Overload Vibration Power Derating Curve 120 100 Power ( % ) 80 60 40 20 0 Ordering Information Part Number - Resistance - Tolerance - TCR Example: SAA 10 kOhms 0.1% 10ppm Riedon Inc. 1.01 300 Cypress Avenue 0 25 50 75 100 125 150 175 200 Ambient Temperature (°C) Alhambra CA 91801 www.riedon.com (626) 284-9901 (626) 284-1704 Page 86