FPR 4-T227 1R000 G 1% Q Powertron

FPR FNR 4-T227 FEATURES Resistances from 0.001Ohm to 50Ohms Power Rating to 80Watt Resistance Tolerances to 0.1% TCR to 25ppm/K Load Stability to 0.1% TABLE 1SPECIFICATIONS TYPE FPR 4-T227 FNR 4-T227 Resistance Range 0.001 to 50 Ohms Power Rating With heatsink 60 W 80 W Tolerances from 0.001 1% / 2% / 5% from 0.020 0.1% / 0.25% / 0.5% / 1% / 2% / 5% (others upon request) Thermal Resistance 1.3 K/W 1.0 K/W 0.1% / 0.2% / 0.5% Stability (1000h) (depends on stress) Temperature Coefficient Standard (Q) 25 ppm/K (20 to 60C) Extended Temperature Range (R) 50 ppm/K (-40 to 130C) other specifications upon request Voltage Proof 1.5 kV DC 50 A contact G Maximum Current 85 A contact I Thermal EMF < 1 V/K Operating Temperature Range -40C to 130C Resistor Material CuNiMn-Foil Substrate Al O AlN 2 3 Backplate Copper / Nickel-plated Housing Epoxy Connector Material Cu / tinned Terminals 4 (Standard contact G - bended) backplate: 1.5Nm Max. Torque terminals: 1.3 Nm ORDERING INFORMATION Part Number - Resistance - Contact - Tolerance - TCR FPR 4-T227 0R010 I 1% Q Document No.: 64240 For technical questions, www.powertron.de Revision: 15-06-2016 contact powertron vpgsensors.com 1FPR FNR 4-T227 FIGURE 1TEMPERATURE COEFFICIENT 2000 0 Limit 2 -2000 -4000 Nominal R/R -6000 -8000 Limit 1 -10000 -40 -20 0 20 40 60 80 100 120 140 Temperature (C) FIGURE 2DERATING Power Rating Notes - 120 The FPR/FNR Series Foil Resistors must be attached to a suit- 0.5% able heatsink. The maximum internal resistor temperature is 100 130C for a 0.5% stability part. 0.2% 80 To specify an appropriate heatsink use the following formula : 0.1% 60 R = T - ( P x R ) - T 40 H MAX R A P 20 Where: R = Thermal Resistance of Heatsink ( K/W ) 0 H R = Thermal Resistance of Resistor ( K/W ) 25 50 85 100 115 130 R T = Maximum Temperature of Resistor MAX Temperature of the backplate (C) T = Ambient Temperature of Heatsink ( C ) A P = Power Through Resistor ( W ) FIGURE 3DIMENSIONS in mm (inches) Dimension mm A 0.5 (0.020) 26 (1.02) B 0.5 (0.020) 38 (1.50) C 0.2 (0.008) 12.7 (0.50) D 0.2 (0.008) 4 (0.16) E 0.2 (0.008) 30 (1.18) F 0.2 (0.008) 15 (0.59) G 0.2 (0.008) 4.1 (0.16) H 0.2 (0.008) 10 (0.39) I 0.2 (0.008) 8 (0.31) J 0.2 (0.008) 4 (0.16) K 0.2 (0.008) 2 (0.08) L 0.1 (0.004) 0.8 (0.03) M M4 N 0.2 (0.008) 10 (0.39) O 0.2 (0.008) 11.9 (0.47) www.powertron.de For technical questions, Document No.: 64240 2 contact powertron vpgsensors.com Revision: 15-06-2016 Power ( % from nominal power) R/R (ppm)