The Bourns SDR0403 series of SMD power inductors are designed for a variety of applications including DC/DC converters, portable communications equipment, and LCD TVs. These inductors offer low profile, low inductance values, and are RoHS compliant. They are constructed with a ferrite core and enameled copper wire, terminated with an Ag/Ni/S finish. The SDR0403-180ML specifically has an inductance of 18uH, a DC resistance of 0.34Ω, and a rated current of 0.84A, making it a versatile component for power management circuits.