The AISC-0402F-R20J-T from Abracon LLC is a RF Inductor with Inductance 0.18 µH, DC Resistance 0.44 Ohms, DC Current 0.4 A, Self Resonant Frequency 1 GHz, Operating Temperature -40 to 85 Degree C. Tags: Wire Wound Inductor. More details for AISC-0402F-R20J-T can be seen below.