The 744784122A from Wurth Elektronik is a RF Inductor with Inductance 0.022 uH, DC Resistance 0.6 Ohms, DC Current 300 mA, Self Resonant Frequency 1900 MHz, Operating Temperature -55 to 125 Degree C. Tags: Multilayer Inductor, Ceramic Inductor. More details for 744784122A can be seen below.