The 744784227A from Wurth Elektronik is a RF Inductor with Inductance 0.27 uH, DC Resistance 4.5 Ohms, DC Current 100 mA, Self Resonant Frequency 400 MHz, Operating Temperature -55 to 125 Degree C. Tags: Multilayer Inductor, Ceramic Inductor. More details for 744784227A can be seen below.