B57045K0682K000 TDK

NTC thermistors for temperature measurement Probe assemblies Series/Type: B57045K Date: February 2009 EPCOS AG 2009. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS prior express consent is prohibited.Temperature measurement B57045K Probe assemblies K45 Applications Dimensional drawing 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. Delivery mode Bulk Dimensions in mm Approx. weight 1 g General technical data 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 13 Important notes at the end of this document.