The 0302CS-4N0XJR_ from Coilcraft is a RF Inductor with Inductance 0.004 uH, DC Resistance 0.1 Ohms, DC Current 760 mA, Self Resonant Frequency 11.21 GHz, Operating Temperature -40 to 125 Degree C. Tags: Ceramic Inductor, Chip Inductor. More details for 0302CS-4N0XJR_ can be seen below.