SMRF1812T-221M

Gowanda’s SMRF1812T-221M is a high-quality, reliable molded unshielded temperature stable inductor designed for demanding applications. Weighing just 0.15 grams and measuring 4.2 × 3 × 2.9 mm, this component is part of the SMRF1812T series and features surface mount technology (SMT) for easy integration. It is classified as COTS+ application grade, offering an inductance of 2.2 µH with a direct current resistance (DCR) of 0.66 Ω and a current rating of 0.518 A DC. The inductor operates efficiently with a self-resonant frequency (SRF) of 56 MHz and a test frequency of 7.9 MHz, maintaining a minimum Q factor of 30. It has a tolerance of ±20% and utilizes a powdered iron core with a lead-based termination type finished with Sn63Pb37. The component is designed to function in extreme temperatures ranging from -55°C to +125°C, with a moisture sensitivity level (MSL) of 1, ensuring reliability in various environments. Packaged in tape and reel (T&R) format, it is also fungal inert, making it suitable for a wide range of electronic applications.