The ECS-MPI2520R1-3R3-R from ECS Inc. International is a RF Inductor with Inductance 3.3 µH, DC Resistance 105 to 126 mOhms, DC Current 1.8 A (RMS), 2.4 A (Saturated), Operating Temperature -40 to 105 Degree C, Quality Factor 962. Tags: Chip Inductor. More details for ECS-MPI2520R1-3R3-R can be seen below.