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Gowanda’s SMRF1812-330M is a high-quality molded unshielded inductor designed for COTS applications, offering a compact solution with dimensions of 4.064 × 3 × 2.9 mm and a weight of 0.15 g. This surface-mount technology (SMT) component is part of the SMRF1812 series and features an inductance of 0.33 µH with a direct current resistance (DCR) of 0.55 Ω. It supports a current rating of 0.604 A DC and a self-resonant frequency (SRF) of 250 MHz, tested at 25 MHz with a minimum Q factor of 40. The inductor is built with a powdered iron core and has a tolerance of ±20%. It is designed to operate in temperatures ranging from -55°C to +125°C and is rated at moisture sensitivity level (MSL) 1. The termination type is Pb with a Sn63Pb37 finish, and it is packaged in tape and reel (T&R) format. Additionally, the component is fungal inert, ensuring 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) | 0.33 |
| DCR (Ω) | 0.55 |
| Current Rating (A DC) | 0.604 |
| SRF (MHz) | 250 |
| Test Freq (MHz) | 25 |
| Q MIN | 40 |
| Tolerance | ±20% |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Core | Powdered Iron |
| 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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