The SRR1280-271K is a shielded surface-mount power inductor from the SRR1280 series designed for input/output filtering in DC/DC converters and power supply applications. It features an inductance of 270 µH with ±10% tolerance, a DC resistance of 450 mO, and an RMS current rating of 1.2 A with a saturation current of 1.6 A. The inductor operates across a temperature range of -40°C to +125°C and exhibits a self-resonant frequency of 3.1 MHz, with a quality factor (Q) of 20 at 0.796 MHz. This component is ideal for portable communication equipment, camcorders, and LCD television power supplies, offering RoHS compliance and reliable performance in compact SMD applications.