The 0603HP-72NX_R_ from Coilcraft is a RF Inductor with Inductance 72 nH, DC Resistance 0.42 Ohms, DC Current 0.55 A(550 mA), Self Resonant Frequency 1.9 GHz, Operating Temperature -40 to 125 Degree C. Tags: Ceramic Inductor, Chip Inductor. More details for 0603HP-72NX_R_ can be seen below.