The 0402FL-391XJR_ from Coilcraft is a RF Inductor with Inductance 0.39 uH, DC Resistance 0.56 Ohms, DC Current 190 to 360 mA, Self Resonant Frequency 820 MHz, Operating Temperature -40 to 125 Degree C. Tags: Chip Inductor, Wire Wound Inductor. More details for 0402FL-391XJR_ can be seen below.