The ER17S563JKR from Gowanda Electronics is a RF Inductor with Inductance 560 uH, DC Resistance 10.5 Ohms, DC Current 90 mA, Self Resonant Frequency 4.7 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER17S563JKR can be seen below.