The ER17S180JKR from Gowanda Electronics is a RF Inductor with Inductance 0.18 uH, DC Resistance 0.047 Ohms, DC Current 1300 mA, Self Resonant Frequency 250 MHz, Operating Temperature -55 to 105 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for ER17S180JKR can be seen below.