The ECS-MPI2520R1 from ECS Inc. International is a RF Inductor with Inductance 0.47 to 10 uH, DC Resistance 20 to 468 mOhms, DC Current 1.1 to 4.5 A, Operating Temperature -40 to 105 Degree C, Quality Factor 525 to 2310. Tags: Ceramic Inductor. More details for ECS-MPI2520R1 can be seen below.