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| USR UNR 2-0710 PrecisionFoilResistors * * * * * Resistances from 1Ohm to 150kOhms Power Rating to 0.6Watt 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 from50.0Ohms Stability ShelfLifeStability Temperature Coefficient USR 2-0710 1.0Ohmsto4.99kOhms 0.4W (0.6Wuponrequest) 5.0kOhmsto150kOhms 0.6W UNR 2-0710 1.0Ohmsto5.0kOhms 0.4W 0.1%/0.25%/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 Specially designed for applications with fast changing electricalload AlN InsolationResistance ThermalEMF OperatingTemperatureRange ResistorMaterial Substrate Housing ConnectorMaterial Terminals Notes Ordering Information PartNumber-Resistance-Contact-Tolerance-TCR UNR2-07103.7OhmsJ0.5%1ppm Riedon Inc. 300CypressAvenue AlhambraCA91801 www.riedon.com Grid(E)3.81mm(0.15inches)=D Grid(E)5.08mm(0.2inches)=J (626)284-9901 (626)284-1704 Page120 rev.03/2006A USRUNR 2-0710 PrecisionFoilResistors SPECIFICATIONS (continued) Temperature Coefficient 800 600 +5ppm/K -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) Derating 120 Power(%from nominalpower) 100 80 60 40 20 0 50 70 85 100 115 130 145 155 AmbientTemperature(C) Dimensions Dimension A B C D E1 E2 F G mm 30.00 7.00 9.50 2.00 3.81 5.08 3.00 O0.60 tol. (mm) 2.0 0.1 0.2 0.1 0.1 0.1 0.1 0.1 inches 1.18 0.28 0.37 0.08 0.15 0.20 0.12 O0.02 tol. (inches) 0.079 0.004 0.008 0.004 0.004 0.004 0.004 0.004 Riedon Inc. 300CypressAvenue AlhambraCA91801 www.riedon.com (626)284-9901 (626)284-1704 Page121 rev.03/2006A |
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