This is a shielded drum core inductor with inductance values of 144.9 µH and 579.6 µH, tolerance of 20%, designed for operating at 100 kHz. It features ferrite core material, a saturation current of 1.59 A, a DCR of 0.247 Ohm, and a series resistance of 0.989 Ohm. Suitable for power applications requiring reliable inductance and low electromagnetic interference.