The ATFC-0201HQ-0N4S-T from Abracon LLC is a RF Inductor with Inductance 0.0004 µH, DC Resistance 50 mOhms, DC Current 750 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-0N4S-T can be seen below.