NTCSMELFE3 www.vishay.com Vishay BCcomponents SMD MELF SOD80, Glass Encapsulated NTC Thermistors FEATURES Small diameter down to 1.7 mm Quick response time down to 0.9 s Resistant to corrosive atmospheres and harsh environments Wide temperature range from -40 C to +150 C Available on tape Material categorization: for definitions of compliance please see www.vishay.com/doc 99912 QUICK REFERENCE DATA APPLICATIONS PARAMETER VALUE UNIT Temperature measurement, sensing and control: Resistance value at 25 C (R ) 10K to 100K 25 Domestic appliances Tolerance on R -value 5 % 25 Industrial process control B -value 3977 K 25/85 DESIGN-IN SUPPORT Tolerance on B -value 1.3 % 25/85 For complete Curve Computation, visit: Operating temperature range -40 to +150 C www.vishay.com/thermistors/curve-computation-list/ Maximum power dissipation 100 mW at 55 C DESCRIPTION Dissipation factor 2.5 mW/K These thermistors have a negative temperature coefficient and are mounted in a glass envelope with two tinned Response time 0.9 s electrodes. Only available in tape and reel packaging. Thermal time constant 6 s Climatic category MOUNTING 40 / 155 / 56 (LCT / UCT / days) By soldering. Weight 0.03 g ELECTRICAL DATA AND ORDERING INFORMATION SAP MATERIAL AND R OLD 12NC CODE 25 B -VALUE ORDERING NUMBER 25/85 (k ) 2381 633 53.. NTCSMELFE3... 10 3 977K 103JT 103 20 3 977K 203JT 203 30 3 977K 303JT 303 100 3 977K 104JT 104 Revision: 01-Jul-15 Document Number: 29119 1 For technical questions, contact: nlr vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000NTCSMELFE3 www.vishay.com Vishay BCcomponents DIMENSIONS in millimeters Component outline for NTCSMELFE3 (SOD80) 1.55 0.15 0.35 0.1 0.35 0.1 3.5 0.35 DERATING Power derating curve P (%) 100 0 - 40 055 85 150 T (C) amb Note Zero power is considered as measuring power max. 1 % of max. power STABILITY CHARACTERISTICS Stability of glass encapsulated NTCs in thermal shock test (200 000 cycles -40 C / +200 C). Tested on non-soldered parts. 0.8 0 R T R (K) (%) T (at 25 C) 0.6 - 0.1 T (at 85 C) R /R 85 85 0.4 - 0.2 R /R 25 25 0.2 - 0.3 - 0.4 0 3 4 5 6 10 10 10 10 Cycles Revision: 01-Jul-15 Document Number: 29119 2 For technical questions, contact: nlr vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000