NTC thermistors for temperature measurement Miniature sensors with bendable wires Series/Type: B57861S Date: March 2013 EPCOS AG 2013. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS prior express consent is prohibited.Temperature measurement B57861S Miniature sensors with bendable wires S861 Applications Dimensional drawings Temperature measurement Length 50 mm 350 mm Features Short response time High measuring accuracy Tight B value tolerances available Epoxy resin encapsulation PTFE-insulated leads of silver-plated nickel wire, AWG 30 (50 mm) PTFE-insulated leads of silver-plated Cu wire (19 x 0.07 mm), AWG 28 (350 mm) UL approval (E69802) Options Alternative lead lengths on request Dimensions in mm Delivery mode Bulk General technical data Climatic category (IEC 60068-1) 55/155/56 Max. power (at 25 C) P 60 mW 25 Resistance tolerance R /R 1, 3, 5 % R R Rated temperature T 25 C R 1) Dissipation factor (in air) approx. 1.5 / 3.2 mW/K th 1) Thermal cooling time constant (in air) approx. 15 / 12 s c 1) Heat capacity C approx. 22.5 / 38.4 mJ/K th 1) For PTFE-insulated leads of silver-plated Cu wire (19 x 0.07 mm), AWG 28 (350 mm). Please read Cautions and warnings and Page 2 of 20 Important notes at the end of this document.