Gowanda’s SMRF1812-393M is a high-quality molded unshielded inductor designed for demanding applications, meeting COTS M83446/39 standards. This component weighs 0.15 grams and measures 4.064 × 3 × 2.9 mm, making it suitable for surface mount technology (SMT). It features an inductance of 390 µH, a direct current resistance (DCR) of 16 Ω, and a current rating of 0.112 A DC. The inductor operates within a frequency range of 0.79 MHz with a self-resonant frequency (SRF) of 3 MHz and a minimum Q factor of 40. It is built with a ferrite core and has a tolerance of ±20%. The termination type is Pb with a Sn63Pb37 finish, and it is capable of operating in temperatures ranging from -55°C to +125°C. The SMRF1812-393M is packaged in tape and reel (T&R) format, is fungal inert, and has a moisture sensitivity level (MSL) of 1, ensuring reliability and durability in various environments.
| Weight | 0.15 g |
|---|---|
| Dimensions | 4.064 × 3 × 2.9 mm |
| Series | SMRF1812 |
| Mounting Type | SMT |
| Application Grade | COTS+ |
| Inductance (µH) | 390 |
| DCR (Ω) | 16 |
| Current Rating (A DC) | 0.112 |
| SRF (MHz) | 3 |
| Test Freq (MHz) | 0.79 |
| Q MIN | 40 |
| Tolerance | ±20% |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Core | Ferrite |
| Shielded | No |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Molded Unshielded Inductor, COTS M83446/39
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