SDR1307A-270M is a surface-mount power inductor designed for DC/DC converters and power supply applications. It features an inductance of 27 µH at 100 kHz with ±20% tolerance, a DC resistance of 0.06 O, and a saturation current of 5.5 A, with an RMS current rating of 3.3 A. The device operates over a temperature range of -40°C to +125°C with a typical temperature rise of 40°C at rated current, and incorporates a ferrite core with enameled copper windings and silver/nickel/tin terminal finish. This inductor is AEC-Q200 qualified, RoHS compliant, and halogen-free, making it suitable for automotive and industrial power management applications requiring reliable energy storage and filtering.