Gowanda’s SMRF1812-183J is a high-quality, reliable molded unshielded inductor designed for demanding applications. As part of the SMRF1812 series, this component features a compact size with dimensions of 4.064 × 3 × 2.9 mm and a weight of 0.15 g, making it suitable for surface mount technology (SMT). It is a COTS+ application grade product, ensuring compliance with military specifications M83446/39. The inductor offers an inductance of 180 µH, a direct current resistance (DCR) of 9.5 Ω, and a current rating of 0.145 A DC. It operates effectively within a frequency range, with a self-resonant frequency (SRF) of 5 MHz and a test frequency of 0.79 MHz. The component is built with a ferrite core and has a minimum Q factor of 40, with a tolerance of ±5%. It features lead (Pb) termination with a Sn63Pb37 finish, is fungal inert, and can operate in temperatures ranging from -55°C to +125°C. The inductor is packaged in tape and reel (T&R) format and has a moisture sensitivity level (MSL) of 1, indicating high 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) | 180 |
| DCR (Ω) | 9.5 |
| Current Rating (A DC) | 0.145 |
| SRF (MHz) | 5 |
| Test Freq (MHz) | 0.79 |
| Q MIN | 40 |
| Tolerance | ±5% |
| 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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