The 744762139A from Wurth Elektronik is a RF Inductor with Inductance 0.039 uH, DC Resistance 0.1 Ohms, DC Current 1000 mA, Self Resonant Frequency 1500 MHz, Operating Temperature -40 to 125 Degree C. Tags: Wire Wound Inductor, Ceramic Inductor. More details for 744762139A can be seen below.