The 0603AF-821XJR_ from Coilcraft is a RF Inductor with Inductance 0.82 µH, DC Resistance 0.58 Ohms, DC Current 0.42 A(Irms), Self Resonant Frequency 330 MHz, Operating Temperature -40 to 85 Degree C. Tags: Chip Inductor, Wire Wound Inductor. More details for 0603AF-821XJR_ can be seen below.