KHR 2-T227 1R000 G 1% Powertron

KPR KHR 2-T227 FEATURES Resistances from 0.05Ohm to 5MOhms Power Rating to 200Watt Resistance Tolerances to 1% TCR to 50ppm/K TO-227 (TO-238) Housing TABLE 1SPECIFICATIONS TYPE KPR 2-T227 KHR 2-T227 Resistance Range 0.05 Ohms to 5 MOhms Power rating With heatsink 100W 200W Tolerances from 0.05 Ohms 2% / 5% / 10% from 0.1 Ohms 1% / 2% / 5% / 10% Thermal Resistance Rthj-c 0.7 K/W 0.35 K/W Stability (1000h) 1% Temperature Coefficient 300 ppm/K 0.05 to 0.099 Ohms 100 ppm/K 0.1 to 5 MOhms upon request 50 ppm/K Voltage Proof Standard 1.5 kVDC / upon request 2.5 kVDC Inductivity 50 nH Capacity 35 pF 10000 1000 Max. Voltage 100 depending on resistance value 10 1 10 Ohm 100 Ohm 1 kOhm 5 kOhm 10 kOhm 100 kOhm Operating Temperature Range -40 to 155C Resistor Material Thick Film Substrate Al O 2 3 Housing Epoxy Connector Material Cu / tinned Terminals 2 (standard contact G - bended) Max. Torque backplate 1.5 Nm terminals 1.3 Nm ORDERING INFORMATION Part Number - Resistance - Contact - Tolerance Standard: KHR 2-T227 10R000 G 5% Special: KHR 2-T227 12K500 G 5% 2.5 kVDC dia 1 Document No.: 64211 For technical questions, www.powertron.de Revision: 31-01-2015 contact powertron vpgsensors.com 1 max. working voltage (VDC)KPR KHR 2-T227 FIGURE 1TEMPERATURE COEFFICIENT 100ppm/K 7000 50ppm/K 2000 -3000 -8000 -50 -25 0 25 50 75 100 125 Temperature (C) FIGURE 2DERATING Power Rating Notes - The KPR / KPN / KHR / KHN Series Resistors must be at- tached to a suitable heatsink. The maximum internal resistor 120 temperature is 155C. 100 To specify an appropriate heatsink use the following formula : 80 60 R = T - ( P x R ) - T qH MAX qR A 40 P 20 0 Where: R = Thermal Resistance of Heatsink ( K/W ) qH 50 75 85 100 115 130 145 155 R = Thermal Resistance of Resistor ( K/W ) qR Temperature of the backplate (C) T = Maximum Temperature of Resistor MAX T = Ambient Temperature of Heatsink ( C ) A P = Power Through Resistor ( W ) FIGURE 3PULSE STABILITY 10kJ 3kJ 1kJ 300J 100J 30J 10J 3J 1J 0,3J 0,1J Pulse time (s) www.powertron.de For technical questions, Document No.: 64211 2 contact powertron vpgsensors.com Revision: 31-01-2015 0,0002 0,0005 0,001 0,002 0,005 0,01 0,02 0,05 0,1 0,2 0,5 1 2 5 10 20 50 100 Power ( % from nominal power) Pulse Energy R/R (ppm)