Gowanda’s SMRF1210S-331K is a molded shielded inductor designed for high reliability in electronic applications. Weighing just 0.05 grams and measuring 3 × 2.16 × 2.06 mm, this inductor is part of the SMRF1210S series and is suitable for surface mount technology (SMT). It is categorized under the COTS+ application grade, offering an inductance of 3.3 µH with a direct current resistance (DCR) of 0.8 Ω and a current rating of 0.449 A DC. The self-resonant frequency (SRF) is 45 MHz, tested at a frequency of 7.9 MHz, with a minimum Q factor of 40 and a tolerance of ±10%. The inductor features a lead-based termination type with a Sn63Pb37 finish, a ferrite core, and operates within a temperature range of -55°C to +125°C. It is rated at moisture sensitivity level (MSL) 1, packaged in tape and reel (T&R), and is fungal inert, ensuring durability and performance in demanding environments.