The ATFC-0402-2N1B-T from Abracon LLC is a RF Inductor with Inductance 0.0021 µH, DC Resistance 350 mOhms, DC Current 440 mA, Self Resonant Frequency 8 MHz, Operating Temperature -40 to 85 Degree C. Tags: Chip Inductor, Thin Film Inductor, Ceramic Inductor. More details for ATFC-0402-2N1B-T can be seen below.