SRR4018-3R3Y is a shielded SMD power inductor designed for input/output filtering in DC/DC converters and power supply applications. It features a 3.3 µH inductance at 100 kHz with ±30% tolerance, a maximum DC resistance of 65 mO, and an RMS current rating of 1.95 A with a saturation current of 1.80 A. The inductor has a compact height of 2.0 mm, a self-resonant frequency of 61 MHz, and operates across a temperature range of -40°C to +125°C with a typical temperature rise of 30°C at rated current. Its ferrite core construction with enameled copper wire and epoxy resin adhesive provides excellent shielding and reliability for portable communication equipment, camcorders, LCD TVs, and automotive radio applications.