KR303K0J

Surface Mount Thermistors End Banded Chip Thermistor KR Series 0805 End-Banded Chip Thermistors Description Littelfuse surface mount end-banded thermistor elements are designed for use on hybrid substrates, integrated circuits or printed circuit boards. They have a solder coated metallization which is suitable for various contact techniques including wire bond, epoxy or solder. Since they are manufactured using the most advanced equipment and technology available, their dimensional parameters are extremely uniform making the devices especially suitable for use with automatic handling and placement equipment. Options • Non-standard resistance values and tolerances Dimensions packaging • Solder coated metallization Features • Surface mountable • Small size B C A • Tape and reel • Low cost • Nickel Barrier Part Numbering System THICKNESS KR 10 2 D 0 J Series SOLDER PLATED TERMINATIONS D BAND WIDTH Resistance @ 25ºC Base Value Multiplier, power of 10 Dimensions shown in inches. A 0.050” Max ± 0.008” 0.050" MAX No Significance R-T Curve Ex. 102 = 10 Ω x 102= 1,000 Ω B A 0.0787”B Resistance Tolerance J = ± 5% C C 0.0492” ± 0.008” D D 0.016” Note: Not all combinations of Part Number codes are available. Contact Littelfuse for details. Nom 0.0787" 0.0492" 0.016" ± 0.008" ± 0.008" NOM “KR” SERIES 0.0787" ± 0.008" THICKNESS: 0.050" MAX © 2018 Littelfuse, Inc. Revised: February 26, 2018 Specifications are subject to change without notice. 0.0492" ± 0.008" 1 littelfuse.com Surface Mount Thermistors End Banded Chip Thermistor KR Series 0805 End-Banded Chip Thermistors Specifications Part Number Resistance Ohms @25°C *Resistance Tol. ± % @ 25°C Temperature Coefficient (% / °C) @ 25°C Beta (K) 25/50°C Beta (K) 25-85°C Maximum Power Rating (mW) Temperature Rating (°C) KR102D0J 1000 5 _ _ 3250 300 -40 to +125 KR252L0J 2500 5 _ _ 4100 300 -40 to +125 KR272G0J 2700 5 _ _ 3750 _ -40 to +125 KR502F0J 5000 5 _ _ 3550 300 -40 to +125 KR103E0J 10000 5 _ _ 3435 300 -40 to +125 KR103G0J 10000 5 _ 3712 3750 300 -40 to +125 KR103J0J 10000 5 - 4.4 _ 3976 _ -40 to +125 KR303K0J 30000 5 _ _ 4000 300 -40 to +125 KR503L0J 50000 5 _ _ 4150 300 -40 to +125 KR104R0J 100000 5 _ _ 4250 300 -40 to +125 KR204R0J 200000 5 _ _ 4250 300 -40 to +125 *Resistance tolerances of ± 1%, 2%, and 5% are available upon request Packaging Packaging Option Packaging Code Standard Tape and Reel -TR / -2 EIA-481 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 Specifications are subject to change without notice. 2 littelfuse.com