The ATFC-0402HQ-3N1B-T from Abracon LLC is a RF Inductor with Inductance 0.0031 µH, DC Resistance 200 mOhms, DC Current 500 mA, Self Resonant Frequency 7 MHz, Operating Temperature -40 to 85 Degree C. Tags: Chip Inductor, Thin Film Inductor, Ceramic Inductor. More details for ATFC-0402HQ-3N1B-T can be seen below.