The ER17S103JKR from Gowanda Electronics is a RF Inductor with Inductance 100 uH, DC Resistance 3.12 Ohms, DC Current 160 mA, Self Resonant Frequency 10 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER17S103JKR can be seen below.