The AISC-0603-R39J-T from Abracon LLC is a RF Inductor with Inductance 0.39 µH, DC Resistance 4.5 Ohms, DC Current 0.1 A, Self Resonant Frequency 800 MHz, Operating Temperature -40 to 125 Degree C. Tags: Wire Wound Inductor. More details for AISC-0603-R39J-T can be seen below.