The AL023491N*TS from KYOCERA AVX is a RF Inductor with Inductance 0.491 uH, DC Resistance 0.065 Ohms, DC Current 2 A, Self Resonant Frequency 0.535 GHz, Operating Temperature -40 to 125 Degree C. Tags: Air Core Inductor, Wire Wound Inductor. More details for AL023491N*TS can be seen below.