The ECS-MPI4040R2-R47-R from ECS Inc. International is a RF Inductor with Inductance 0.47 µH, DC Resistance 13 mOhms, DC Current 6.4 A (RMS), 12.2 A (Saturated), Self Resonant Frequency 20 kHz to 10 MHz, Operating Temperature -55 to 125 Degree C. Tags: Chip Inductor. More details for ECS-MPI4040R2-R47-R can be seen below.