Leaded Thermistors Glass Coated Chip Thermistor GT Series Glass Coated Chip Thermistor Description Littelfuse radial leaded glass coated chip thermistors feature excellent long-term stability and reliability as well as a fast thermal response time. They are especially suitable for temperature measurement and control where extreme temperatures, corrosive atmospheres and/or harsh environments are encountered. Their low cost and excellent reliability make them useful for applications ranging from HVAC/R to Industrial Controls to Consumer Appliances. Options Non-standard resistance values and tolerances Features Dimensions High temperature Solderable lead wires C capability to +300C Fast thermal High stability response time B Part Numbering System A D GT 10 2 B 1K GLASS BODY Series Resistance Tolerance K = 10% Resistance 25C A B C D No Significance Dimensions shown in inches. Base Value R-T Curve A B C D Multiplier, power of 10 2 Ex. 102 = 10 x 10 = 1,000 0.0055 0.039 0.089 1.00 Nom Dia Note: Not all combinations of Part Number codes are available. Contact Littelfuse for details. Max Max Min Lead Wires 2018 Littelfuse, Inc. Revised: February 26, 2018 1 littelfuse.com Specifications are subject to change without notice. Leaded Thermistors Glass Coated Chip Thermistor GT Series Glass Coated Chip Thermistor Specifications Thermal Temperature Dissipation Temperature Resistance *Resistance Time Part R-T Coefficient Beta (K) Constant, Ohms Tol. % Constant, Range Number Curve (% / C) 25-85C Nominal Max. - Still Air 25C 25C (C) 25C (mW/C) (seconds) GT102B1K 1000 10 B -3.3 3009 0.45 2.5 -55 to +260 GT202F1K 2000 10 F -3.86 3499 0.45 2.5 -55 to +260 GT502F1K 5000 10 F -3.86 3499 0.45 2.5 -55 to +260 GT103E1K 10000 10 E1 -3.52 3435 0.45 2.5 -55 to +260 GT103J1K 10000 10 J -4.4 3977 0.45 2.5 -55 to +300 GT303J1K 30000 10 J -4.4 3977 0.45 2.5 -55 to +260 GT473N1K 47000 10 N1 -4.5 4073 0.45 2.5 -55 to +260 GT503J1K 50000 10 J -4.4 3977 0.45 2.5 -55 to +260 GT104L1K 100000 10 L1 -4.52 4040 0.45 2.5 -55 to +300 GT105U1K 1000000 10 U1 -4.52 4350 0.45 2.5 -55 to +300 *Resistance tolerances of 1%, 2%, and 5% are available upon request Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at: www.littelfuse.com/disclaimer-electronics 2018 Littelfuse, Inc. Revised: February 26, 2018 2 littelfuse.com Specifications are subject to change without notice.