Leaded Thermistors Epoxy Coated Thermistor DC Series Standard Leaded Thermistors Description Littelfuse miniature leaded epoxy coated thermistors are manufactured using the same state of the art manufacturing techniques as those used to produce Littelfuse precision interchangeable devices. This results in devices with superior long- term reliability characteristics especially suitable for temperature measurement, temperature control and temperature compensation applications. Options Non-standard Special encapsulants or probe housings resistance values and tolerances Point matched at specified temperatures Special lead materials and lengths Dimensions Features Low cost Small size EPOXY A High stability Fast thermal COATING TINNED SOLDERABLE response time Epoxy encapsulated LEAD WIRE B C Part Numbering System DC 10 3 J 2 K Dimensions shown in inches. Series Resistance Tolerance A B C F = 1% K = 10% A B C Resistance 25C 24 AWG 0.125 1.0 No Significance Base Value (0.020) MAX Min 24 AWG 0.125 1.0 R-T Curve (0.020) Max Min Multiplier, power of 10 3 Ex. 103 = 10 x 10 = 10,000 DC SERIES Note: Not all combinations of Part Number codes are available. Contact Littelfuse for details. EPOXY 24 AWG (0.020 ) COATING TINNED SOLDERABLE WIRE 0.125 MAX 1.0 MIN 2018 Littelfuse, Inc. Revised: February 26, 2018 1 littelfuse.com Specifications are subject to change without notice. Leaded Thermistors Epoxy Coated Thermistor DC Series Standard Leaded Thermistors Specifications Temperature Dissipation Thermal Time Thermal Time Resistance *Resistance Temperature Part R-T Coefficient Beta (K) Constant, Constant, Constant, Max. Ohms Tol. % Rating Number Curve (% / C) 0-50C Nominal Max. - Still -Well Stirred 25C 25C (C) 25C (mW/C) Air (seconds) Oil (seconds) DC101B2K 100 10 B -3.3 2941 3 15 2 -55 to +100 DC301F3K 300 10 F -3.86 3419 3 -55 to +150 DC102F2K 1000 10 F -3.86 3419 3 15 2 -55 to +150 DC222J2K 2252 10 J -4.4 3892 3 15 2 -55 to +150 DC252J3K 2500 10 J -4.4 3892 3 -55 to +150 DC302J2K 3000 10 J -4.4 3892 3 15 2 -55 to +150 DC502J2K 5000 10 J -4.4 3892 3 15 2 -55 to +150 DC103G2K 10000 10 G -4.04 3575 3 15 2 -55 to +150 DC103G9G 10000 2 G -4.04 3575 3 15 3 -55 to +150 DC103J2F 10000 1 J -4.4 3892 3 15 3 -55 to +150 DC103J2K 10000 10 J -4.4 3892 3 15 2 -55 to +150 DC203J2K 20000 10 J -4.4 3892 3 15 2 -55 to +150 DC303J2K 30000 10 J -4.4 3892 3 15 2 -55 to +150 DC503J2K 50000 10 J -4.4 3892 3 15 2 -55 to +150 DC104R2K 100000 10 R -4.68 4140 3 15 2 -55 to +150 *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.