The ER18M620JR from Gowanda Electronics is a RF Inductor with Inductance 0.62 uH, DC Resistance 0.15 Ohms, DC Current 1300 mA, Self Resonant Frequency 250 MHz, Operating Temperature -55 to 125 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER18M620JR can be seen below.