The 0603DC-43NX_RW from Coilcraft is a RF Inductor with Inductance 0.043 uH, DC Resistance 0.176 Ohms, DC Current 0.62 to 1.3 A, Self Resonant Frequency 2.1 GHz, Quality Factor 82, 74. Tags: Wire Wound Inductor, Ceramic Inductor, Chip Inductor. More details for 0603DC-43NX_RW can be seen below.