The AS0619N4*TR from KYOCERA AVX is a RF Inductor with Inductance 0.0194 uH, DC Resistance 10 Ohms, DC Current 2.9 A, Self Resonant Frequency 4 GHz, Operating Temperature -40 to 125 Degree C. Tags: Air Core Inductor, Wire Wound Inductor. More details for AS0619N4*TR can be seen below.