The ATFC-0201HQ-4N0B-T from Abracon LLC is a RF Inductor with Inductance 0.004 µH, DC Resistance 400 mOhms, DC Current 350 mA, Self Resonant Frequency 6 MHz, Operating Temperature -40 to 85 Degree C. Tags: Chip Inductor, Thin Film Inductor, Ceramic Inductor. More details for ATFC-0201HQ-4N0B-T can be seen below.