The 744761239A from Wurth Elektronik is a RF Inductor with Inductance 0.39 uH, DC Resistance 2.2 Ohms, DC Current 100 mA, Self Resonant Frequency 900 MHz, Operating Temperature -40 to 125 Degree C. Tags: Wire Wound Inductor, Ceramic Inductor. More details for 744761239A can be seen below.