SRN4012T Power Inductors Bourns SRN4012T Semi-Shielded Power Inductors feature a low 1.2mm profile, up to 3.2A rated current, and 0.47µH to 22µH inductance range. These inductors are designed for use in DC/DC converters that provide power management to mobile electronic devices, computers, data storage, and consumer electronics. Typical applications for Bourns SRN4012T Semi-Shielded Power Inductors include LED lighting, control circuits, and GPS applications.