Gowanda’s SMRF1812S-221J is a high-quality molded shielded inductor designed for reliable performance in demanding applications. Weighing just 0.15 grams and measuring 4.2 × 3 × 2.9 mm, this inductor is part of the SMRF1812S series and is suitable for surface mount technology (SMT). It features a COTS+ application grade, with an inductance of 2.2 µH and a direct current resistance (DCR) of 0.208 Ω. The inductor supports a current rating of 0.98 A DC and a saturation current of 0.824 A DC, with a self-resonant frequency (SRF) of 55 MHz and a test frequency of 7.9 MHz. It offers a minimum quality factor (Q) of 40 and a tolerance of ±5%. The termination type is Pb with a Sn63Pb37 finish, and it incorporates a ferrite core with shielding. The operating temperature range is from -55°C to +125°C, with a moisture sensitivity level (MSL) of 1, and it is packaged in tape and reel (T&R) format. Additionally, the inductor is fungal inert, ensuring durability and reliability in various environments.
| Weight | 0.15 g |
|---|---|
| Dimensions | 4.2 × 3 × 2.9 mm |
| Series | SMRF1812S |
| Mounting Type | SMT |
| Application Grade | COTS+ |
| Inductance (µH) | 2.2 |
| DCR (Ω) | 0.208 |
| Current Rating (A DC) | 0.98 |
| Saturation Current (A DC) | 0.824 |
| SRF (MHz) | 55 |
| Test Freq (MHz) | 7.9 |
| Q MIN | 40 |
| Tolerance | ±5% |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Core | Ferrite |
| Shielded | Yes |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Molded Shielded Inductor
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