B57045K0683K000 TDK

NTCthermistorsfor temperaturemeasurement Probe assemblies Series/Type: B57045K Date: January 2018 EPCOS AG 2018. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. EPCOS AG is a TDK Group Company.Temperaturemeasurement B57045K Probeassemblies K45 Applications Dimensionaldrawing Temperature compensation, measurement and control (chassis mounting) Features Cost-effective Good thermal coupling through screw-type case (thread M3) Electrically isolated aluminum case Tinned copper leads Options Tighter resistance tolerance available on request. Deliverymode Bulk Dimensions in mm Approx. weight 1 g Generaltechnicaldata Climatic category (IEC 60068-1) 55/125/56 Max. power (at 25 C) P 450 mW 25 Resistance tolerance R /R 10 % R R Rated temperature T 25 C R Dissipation factor (in air) approx. 9 mW/K th Dissipation factor (on chassis) approx. 20 mW/K th Thermal cooling time constant (in air) approx. 75 s c Thermal cooling time constant (on chassis) approx. 15 s c Torque approx. 0.5 Nm Insulation resistance (V = 100 V DC) R > 100 M ins Test voltage (t = 1 s) V 2500 V AC test Please read Cautions and warnings and Page 2 of 14 Important notesat the end of this document.