B57867S0202F140

NTC thermistors for temperature measurement Miniature sensors with bendable wires Series/Type: B57867S 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. Temperature measurement B57867S Miniature sensors with bendable wires S867 Applications Temperature measurement Dimensional drawing Features Short response time High measuring accuracy Different tolerances available Epoxy encapsulation Silver-plated nickel leads UL approval (E69802) Options Alternative lead lengths on request Delivery mode Bulk Dimensions in mm Approx. weight 60 mg General technical data Climatic category Max. power Resistance tolerance Rated temperature Dissipation factor Thermal cooling time constant Heat capacity (IEC 60068-1) (at 25 °C) (in air) (in air) P25 ∆RR/RR TR δth τc Cth 55/155/56 60 ±1, ±3, ±5 25 approx. 1.5 approx. 12 approx. 18 mW % °C mW/K s mJ/K Electrical specification and ordering codes R25 Ω 2k 3k 5k 10 k 30 k 50 k No. of R/T characteristic 1038 8016 8016 8016 8018 2901 B25/100 K 3560 ±1% 3988 ±1% 3988 ±1% 3988 ±1% 3964 ±1% 3760 ±1% + = Resistance tolerance F = ±1% H = ±3% J = ±5% Please read Cautions and warnings and Important notes at the end of this document. Page 2 of 23 Ordering code B57867S0202+141 B57867S0302+140 B57867S0502+140 B57867S0103+140 B57867S0303+140 B57867S0503+140 Temperature measurement B57867S Miniature sensors with bendable wires S867 Reliability data Test Standard Storage in dry heat IEC 60068-2-2 Storage in damp heat, steady state Rapid temperature cycling Endurance Long-term stability (empirical value) Test conditions Storage at upper category temperature T: 155 °C t: 1000 h IEC Temperature of air: 40 °C 60068-2-78 Relative humidity of air: 93% Duration: 56 days IEC Lower test temperature: 55 °C 60068-2-14 Upper test temperature: 155 °C Number of cycles: 100 Pmax: 60 mW t: 1000 h Temperature: 70 °C t: 10000 h Please read Cautions and warnings and Important notes at the end of this document. Page 3 of 23 ∆R25/R25 (typical) < 2% Remarks < 1% No visible damage < 1% No visible damage < 3% No visible damage No visible damage < 2% No visible damage Temperature measurement B57867S Miniature sensors with bendable wires S867 Reliability data according to AEC-Q200, Rev. D Test Standard High temperature exposure (storage) Biased humidity MIL-STD-202, method 108 MIL-STD-202, method 103 Operational life Temperature cycling Terminal strength (leaded) Test conditions Storage at T = +125 °C t = 1000 h T = 85 °C Relative humidity of air 85% t = 1000 h Test voltage max. 0.3 V DC on NTC1) MIL-STD-202, T = +125 °C method 108 t = 1000 h Test voltage max. 0.3 V DC on NTC1) JESD 22, Lower test temperature: 55 °C method JA-104 Upper test temperature: 125 °C 1000 cycles Dwell time: max. 30 min at each temperature Transition time in air: max. 1 min MIL-STD-202, Test leaded device integrity method 211 Condition A: 2.27 N2) Mechanical shock MIL-STD-202, method 213, condition C Vibration MIL-STD-202, method 204 Acceleration: 40 g 2) Pulse duration: 6 ms Number of bumps: 3, each direction Acceleration: 5 g t = 20 min 12 cycles in each of 3 directions Frequency range: 10 ... 2000 Hz ∆R25/R25 (typical) < 2%