Gowanda’s SMRF1812-181K is a molded unshielded inductor designed for high reliability in 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 inductor with an inductance of 1.8 µH, a DCR of 0.65 Ω, and a current rating of 0.556 A DC. The inductor operates effectively within a frequency range, having a self-resonant frequency (SRF) of 60 MHz and a test frequency of 7.9 MHz, with a minimum Q factor of 50. It offers a tolerance of ±10% and features a Pb termination type with a Sn63Pb37 finish. The core is made of ferrite, and it is designed to operate in temperatures ranging from -55°C to +125°C. The inductor is MSL 1 rated, packaged in tape and reel (T&R), and is fungal inert, ensuring durability and reliability in various environments.
| Weight | 0.15 g |
|---|---|
| Dimensions | 4.064 × 3 × 2.9 mm |
| Series | SMRF1812 |
| Mounting Type | SMT |
| Application Grade | COTS+ |
| Inductance (µH) | 1.8 |
| DCR (Ω) | 0.65 |
| Current Rating (A DC) | 0.556 |
| SRF (MHz) | 60 |
| Test Freq (MHz) | 7.9 |
| Q MIN | 50 |
| Tolerance | ±10% |
| 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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