PT102J2

Leaded Thermistors Interchangeable Thermistor PT Series Standard Precision Interchangeable Thermistors Description Littelfuse precision interchangeable thermistors are low cost, highly accurate, stable devices designed specifically for temperature sensing and control applications. They are particularly suited for uses where their precision interchangeability eliminates the necessity for costly individual circuit calibration. Options • Non-standard • Special encapsulants or probe housings resistance values and tolerances • Special lead materials and lengths Features Dimensions EPOXY COATING A TINNED ALLOY WIRE • High accuracy • Epoxy encapsulated • Fast thermal response • High stability • Low cost • Long life • Small size • R/T Curve-matched B Part Numbering System C PT 10 2 J 2 Dimensions shown in inches. A A 30AWG 0.010” B AWG 30 (0.010") 0.095” Max B C 0.095" MAX Series C1.5" Min Resistance @ 25ºC Base Value 1.5” Min No Significance R-T Curve Multiplier, power of 10 “PS” & “PT” SERIES 30 AWG (0.010") TINNED ALLOY WIRE Ex. 102 = 10 Ω x 102 = 1,000 Ω EPOXY COATING Note: Not all combinations of Part Number codes are available. Contact Littelfuse for details. 0.095" MAX 1.5" MIN © 2021 Littelfuse, Inc. Revised: April 15, 2021 Specifications are subject to change without notice. 1 littelfuse.com Leaded Thermistors Interchangeable Thermistor PT Series Standard Precision Interchangeable Thermistors Specifications Part Number Resistance Accuracy Ohms (±°C) @25°C 0-70°C Temperature R-T Coefficient Curve (% / °C) @ 25°C Thermal Dissipation Time Beta (K) Constant, Constant, 0-50°C Nominal Max. - Still (mW/°C) Air (seconds) Thermal Time Temperature Constant, Rating Max. - Well (°C) Stirred Oil (seconds) Storage & Operation Temp for Best L/T Stability (°C) PT102J2 1000 ± 0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT222J2 2252 ± 0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT302J2 3000 ± 0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT502J2 5000 ± 0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT602J2 6000 ± 0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT103G2 10000 ± 0.2°C G -4.04 3575 1 10 1 -80 to +150 -80 to +120 PT103J2 10000 ± 0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT203J2 20000 ± 0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT303J2 30000 ± 0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT503J2 50000 ± 0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT503R2 50000 ± 0.2°C R -4.68 4140 1 10 1 -80 to +150 -80 to +120 PT104J2 100000 ±0.2°C J -4.4 3892 1 10 1 -80 to +150 -80 to +120 PT104R2 100000 ± 0.2°C R -4.68 4140 1 10 1 -80 to +150 -80 to +120 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 © 2021 Littelfuse, Inc. Revised: April 15, 2021 Specifications are subject to change without notice. 2 littelfuse.com