The CWW0402 Series from Vanguard Electronics is a RF Inductor with Inductance 0.0009 to 0.22 uH, DC Resistance 0.040 to 2 Ohms, DC Current 37.5 to 1020 mA, Self Resonant Frequency 190 to 6000 MHz, Operating Temperature -55 to 125 Degree C. Tags: Chip Inductor, Ceramic Inductor, Wire Wound Inductor. More details for CWW0402 Series can be seen below.