Gowanda’s SMRF1210S-391MLF is a high-quality molded shielded inductor designed for reliable performance in electronic applications. With a compact weight of 0.05 g and dimensions of 3 × 2.16 × 2.06 mm, this inductor is part of the SMRF1210S series and features surface mount technology (SMT) for easy integration. It is suitable for COTS+ grade applications, offering an inductance of 3.9 µH, a DCR of 0.83 Ω, and a current rating of 0.441 A DC. The inductor operates effectively within a frequency range, with an SRF of 42 MHz and a test frequency of 7.9 MHz, maintaining a minimum Q factor of 40. It has a tolerance of ±20% and is RoHS compliant with Sn100 termination finish. The core is made of ferrite, and while it is not shielded, it is designed to operate in temperatures ranging from -55°C to +125°C. The product is MSL 1 rated, packaged in tape and reel (T&R), and is fungal inert, ensuring durability and reliability in various environments.