The 7847806391 from Wurth Elektronik is a RF Inductor with Inductance 0.39 uH, DC Resistance 2.3 Ohms, DC Current 150 mA, Self Resonant Frequency 350 MHz, Operating Temperature -55 to 105 Degree C. Tags: Multilayer Inductor, Ceramic Inductor. More details for 7847806391 can be seen below.