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RER70F1000MC02 Datasheet(PDF) 2 Page - Vishay Siliconix |
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RER70F1000MC02 Datasheet(HTML) 2 Page - Vishay Siliconix |
2 / 3 page Document Number: 30200 For technical questions, contact: ww2bresistors@vishay.com www.vishay.com Revision: 29-May-08 161 ERH, ENH Wirewound Resistors, Military/Established Reliability MIL-PRF-39009 Qualified, Type RER, R Level Vishay Dale DIMENSIONS MATERIAL SPECIFICATIONS Element: Copper-nickel alloy or nickel-chrome alloy, depending on resistance value Core: Ceramic, steatite or alumina, depending on physical size Encapsulant: Silicone molded construction Housing: Aluminum with hard anodic coating End Caps: Stainless steel Standard Terminals: Tinned Copperweld® Part Marking: Source code, JAN, military PIN, date/lot code POWER RATING Vishay ERH and ENH resistor wattage ratings are based on mounting to the proper heat sink. ERH-5 and ERH-10: 4" x 6" x 2" x 0.040" thick aluminum chassis ERH-25 and ERH-50: 5" x 7" x 2" x 0.040" thick aluminum chassis APPLICABLE MIL SPECIFICATION MIL-PRF-39009: This is the military specification covering housed chassis mount established reliability power wirewound resistors. Vishay ERH and ENH resistors are listed as qualified on the MIL-PRF-39009 QPL. MODEL DIMENSIONS in inches [millimeters] AB C D E F G H J K L M N P ERH-5 ENH-5 0.444 ± 0.005 [11.280 ± 0.127] 0.490 ± 0.005 [12.450 ± 0.127] 0.600 ± 0.031 [15.240 ± 0.787] 1.125 ± 0.062 [28.580 ± 1.570] 0.334 ± 0.015 [8.480 ± 0.381] 0.646 ± 0.015 [16.410 ± 0.381] 0.320 ± 0.015 [8.130 ± 0.381] 0.065 ± 0.010 [1.650 ± 0.254] 0.133 ± 0.010 [3.380 ± 0.254] 0.078 ± 0.010 [1.980 ± 0.254] 0.093 ± 0.005 [2.360 ± 0.127] 0.078 ± 0.015 [1.980 ± 0.381] 0.050 ± 0.005 [1.270 ± 0.127] 0.266 ± 0.062 [6.760 ± 1.570] ERH-10 ENH-10 0.562 ± 0.005 [14.270 ± 0.127] 0.625 ± 0.005 [15.880 ± 0.127] 0.750 ± 0.031 [19.050 ± 0.787] 1.375 ± 0.062 [34.930 ± 1.570] 0.420 ± 0.015 [10.670 ± 0.381] 0.800 ± 0.015 [20.320 ± 0.381] 0.390 ± 0.015 [9.910 ± 0.381] 0.075 ± 0.010 [1.900 ± 0.254] 0.165 ± 0.010 [4.190 ± 0.254] 0.093 ± 0.010 [2.360 ± 0.254] 0.094 ± 0.005 [2.390 ± 0.127] 0.102 ± 0.015 [2.590 ± 0.381] 0.085 ± 0.005 [2.160 ± 0.127] 0.312 ± 0.062 [7.920 ± 1.570] ERH-25 ENH-25 0.719 ± 0.005 [18.260 ± 0.127] 0.781 ± 0.005 [19.840 ± 0.127] 1.062 ± 0.031 [26.970 ± 0.787] 1.938 ± 0.062 [49.230 ± 1.570] 0.550 ± 0.015 [13.970 ± 0.381] 1.080 ± 0.015 [27.430 ± 0.381] 0.546 ± 0.015 [13.870 ± 0.381] 0.075 ± 0.010 [1.900 ± 0.254] 0.231 ± 0.010 [5.870 ± 0.254] 0.172 ± 0.010 [4.370 ± 0.254] 0.125 ± 0.005 [3.180 ± 0.127] 0.115 ± 0.015 [2.920 ± 0.381] 0.085 ± 0.005 [2.160 ± 0.127] 0.438 ± 0.062 [11.130 ± 1.570] ERH-50 ENH-50 1.562 ± 0.005 [39.670 ± 0.127] 0.844 ± 0.005 [21.440 ± 0.127] 1.968 ± 0.031 [49.990 ± 0.787] 2.781 ± 0.062 [70.640 ± 1.570] 0.630 ± 0.015 [16.000 ± 0.381] 1.140 ± 0.015 [28.960 ± 0.381] 0.610 ± 0.015 [15.490 ± 0.381] 0.088 ± 0.010 [2.240 ± 0.254] 0.260 ± 0.010 [6.600 ± 0.254] 0.196 ± 0.010 [4.980 ± 0.254] 0.125 ± 0.005 [3.180 ± 0.127] 0.107 ± 0.015 [2.720 ± 0.381] 0.085 ± 0.005 [2.160 ± 0.127] 0.438 ± 0.062 [11.130 ± 1.570] L K P M D C A B N J E F H G - 55 0 50 100 150 200 250 AMBIENT TEMPERATURE IN °C 120 100 80 60 40 20 0 25 Derating - 50 PERFORMANCE TEST CONDITIONS OF TEST TEST LIMITS Low Temperature Operation Apply rated power until thermal stability, remove power subject to air temperature of - 55 °C for 15 to 30 min ± (0.5 % + 0.01 Ω) ΔR Short Time Overload 5 x rated power for 5 s ± (0.3 % + 0.01 Ω) ΔR Dielectric Withstanding Voltage 1000 Vrms (RER 40, 45, 50, 60, 65, 70), 2000 Vrms (RER55 and 75), 1 min duration ± (0.2 % + 0.01 Ω) ΔR Low Temperature Storage - 55 °C for 24 h ± (0.3 % + 0.01 Ω) ΔR High Temperature Exposure 250 °C for 2000 h ± (1.0 % + 0.01 Ω) ΔR Moisture Resistance MIL-STD-202, Method 106 ± (0.5 % + 0.01 Ω) ΔR Shock, Specified Pulse MIL-STD-202, Method 213, condition 1 ± (0.2 % + 0.01 Ω) ΔR Vibration, High Frequency MIL-STD-202, Method 204, condition D ± (0.2 % + 0.01 Ω) ΔR Load Life 2000 h at rated power, + 25 °C, 1.5 h “ON”, 0.5 h “OFF” ± (1.0 % + 0.01 Ω) ΔR Extended Life 10 000 h at rated power, + 25 °C, 1.5 h “ON”, 0.5 h “OFF” ± (2.0 % + 0.01 Ω) ΔR Terminal Strength MIL-STD-202, Method 211, condition A 5 pound (RER40, 45, 60, 65), 10 pound (RER50, 55, 70, 75) ± (0.2 % + 0.01 Ω) ΔR |
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