The B72207S301K111 is part of MPN B72207S Series manufactured by TDK, a multinational electronic components manufacturer. It is a surface mount inductor with a rated inductance of 3.3uH and a rated current of 500mA. The product has a 0.5 Ohm resistance and an 8.1 x 7.5 x 5.3mm inductor size. It is made with material that adheres to RoHS compliance, making it suitable for use in a wide range of applications. It also comes with a Tolerance 1% and Test Frequency of 100KHZ.