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| USR 2-0808 /1510 /2110 /3010 PrecisionFoilResistors * * * * * Resistances from 1Ohm to 1MOhms Power Rating to 2Watt Resistance Tolerances to 0.005% TCR to 1ppm/K Load Stability to 0.01% SPECIFICATIONS Type ResistanceRange Powerrating(70C) Tolerances from1.0Ohms from5.0Ohms from12.0Ohms from25.0Ohms from100.0Ohms Stability ShelfLifeStability Temperature Coefficient USR 2-0808 1.0to300kOhms 0.6W(<100kOhms) 0.4(>100kOhms) USR 2-1510 1.0to300kOhms 1.0W(<200kOhms) 0.6(>200kOhms) USR 2-2110 1.0to500kOhms 1.5W(<300kOhms) 0.8(>300kOhms) USR 2-3010 1.0to1MOhms 2.0W(<400kOhms) 1.0(>400kOhms) 0.5%/1% 0.05%/0.1%/0.25%/0.5%/1% 0.02%/0.05%/0.1%/0.25%/0.5%/1% 0.01%/0.02%/0.05%/0.1%/0.25%/0.5%/1% 0.005%/0.01%/0.02%/0.05%/0.1%/0.25%/0.5%/1% 0.01% 25ppm / R after 1 year 50ppm / R after 3 year max.5ppm/K(-55to155C) typ.3ppm/K(-55to125C) uponrequest1ppm/K(0to60C) and1ppm/K(-55to125C) >10GOhm <0.1V/K -55to155C NiCr-Foil Al2O3 PBTP/Epoxy Cutinned 2 InsolationResistance ThermalEMF OperatingTemperatureRange ResistorMaterial Substrate Housing ConnectorMaterial Terminals Derating 120 Power(%from nominalpower) 100 80 60 40 20 0 50 70 85 100 115 130 145 155 AmbientTemperature(C) Ordering Information PartNumber-Resistance-Tolerance-TCR USR2-2110478kOhms0.1%5ppm Riedon Inc. 300CypressAvenue AlhambraCA91801 www.riedon.com only0808: Grid(E)3.81mm(0.15inches)=D Grid(E)5.08mm(0.2inches)=J (626)284-9901 (626)284-1704 Page116 rev.03/2006A USR 2-0808/1510/2110/3010 PrecisionFoilResistors SPECIFICATIONS (continued) 800 600 -5ppm/K Temperature Coefficient +5ppm/K R/R (ppm) 400 200 0 -200 -400 -600 -800 -50 -25 0 25 50 75 100 125 Nominal R/R NominalSpread 2.3ppm/K NominalSpread 2.3ppm/K Temperature(C) Dimensions Type Dimension A B C USR2-0808 GridD D E F G G(>150kOhms) A B C USR2-0808 GridJ D E F G G(>150kOhms) A B C USR2-1510 D E F G A B C USR2-2110 D E F G A B C USR2-3010 D E F G mm 28.30 7.62 8.30 2.00 3.81 2.67 O0.64 O0.3 28.00 7.49 8.00 2.00 5.08 2.49 O0.64 O0.3 30.50 14.61 10.49 2.00 10.16 4.06 O0.64 30.50 20.83 10.49 2.00 16.51 4.06 O0.64 30.50 30.48 10.49 2.00 22.86 6.60 O0.64 tol. (mm) 2.0 0.1 0.2 0.1 0.1 0.1 0.1 2.0 0.1 0.2 0.1 0.1 0.1 0.1 2.0 0.2 0.2 0.1 0.2 0.1 0.1 2.0 0.2 0.2 0.1 0.2 0.1 0.1 2.0 0.2 0.2 0.1 0.2 0.2 0.1 inches 1.11 0.30 0.33 0.08 0.15 0.11 O0.03 O0.012 1.10 0.29 0.31 0.08 0.20 0.10 O0.03 O0.012 1.20 0.58 0.41 0.08 0.40 0.16 O0.03 1.20 0.82 0.41 0.08 0.65 0.16 O0.03 1.20 1.20 0.41 0.08 0.90 0.26 O0.03 tol. (inches) 0.079 0.004 0.008 0.004 0.004 0.004 0.004 0.079 0.004 0.008 0.004 0.004 0.004 0.004 0.079 0.008 0.008 0.004 0.008 0.004 0.004 0.079 0.008 0.008 0.004 0.008 0.004 0.004 0.079 0.008 0.008 0.004 0.008 0.008 0.004 Riedon Inc. 300CypressAvenue AlhambraCA91801 www.riedon.com (626)284-9901 (626)284-1704 Page117 rev.03/2006A |
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