The MLRF1812-223J from Gowanda Electronics is a RF Inductor with Inductance 220 uH, DC Resistance 10 Ohms, DC Current 142 mA, Self Resonant Frequency 4 MHz, Operating Temperature -55 to 125 Degree C. Tags: Ceramic Inductor, Wire Wound Inductor. More details for MLRF1812-223J can be seen below.