The 0402DC-43NX_R_ from Coilcraft is a RF Inductor with Inductance 0.043 uH, DC Resistance 0.43 Ohms, DC Current 0.33 to 0.64 A, Self Resonant Frequency 3.82 GHz, Operating Temperature -40 to 125 Degree C. Tags: Wire Wound Inductor, Ceramic Inductor, Chip Inductor. More details for 0402DC-43NX_R_ can be seen below.