The 74438335220 is a surface mount shielded Power Inductor with magnetic iron alloy core allows high rated currents. This WE-MAPI magnetically shielded compact design inductor features high current capability and handles high transient current spikes. And also features low acoustic noise and low leakage flux noise. This inductor supports 12MHz typical self-resonant frequency and is recommended that the temperature of the inductor does not exceed 125°C under worst case operating conditions.