The BOURNS SRR4028-121Y is a power shielded wirewound inductor designed for efficient power management in various electronic applications. With a high inductance value of 120uH and a 30% tolerance, this inductor provides reliable impedance and stability for improved circuit performance.Featuring a 100kHz frequency rating and a low 13.32Q-factor, this ferrite-core inductor ensures efficient energy transfer and minimizes electromagnetic interference (EMI) issues. It is capable of handling a maximum current of 470mA with a DC resistance (DCR) of 700mOhm, ideal for power supply and filtering applications.The SRR4028-121Y is constructed with a shielded design, providing enhanced protection against external magnetic fields and reducing inter-component interaction. This makes it suitable for use in noise-sensitive circuits or applications that require high signal integrity.Packaged in tape and reel (T/R), this BOURNS inductor is ready for automated pick and place assembly, making it convenient for high-volume manufacturing. Its compact size and sturdy build ensure easy integration and long-lasting performance in various electronic systems.Choose the BOURNS SRR4028-121Y for your power management needs, and benefit from its excellent inductance characteristics, shielding capabilities, and reliable performance in a range of electronic applications.