Gowanda’s SMRF1512S-471M is a shielded epoxy-coated chip inductor designed for high reliability in demanding applications. This component, part of the SMRF1512S series, is COTS M83446/11 compliant and features a compact size with dimensions of 3.94 × 3.175 × 3.56 mm and a weight of 0.12 g. It is surface-mountable (SMT) and suitable for COTS+ application grades. The inductor offers an inductance of 4.7 µH, a DCR of 0.54 Ω, and a current rating of 0.3 A DC. It operates effectively within a frequency range, with an SRF of 56 MHz and a test frequency of 7.9 MHz, while maintaining a Q factor of at least 115. The device supports a dielectric withstanding voltage (DWV) of 200 and 500, with a tolerance of ±20%. It features RoHS-compliant gold terminations and a ferrite core, ensuring robust performance 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, making it ideal for various electronic applications.
| Weight | 0.12 g |
|---|---|
| Dimensions | 3.94 × 3.175 × 3.56 mm |
| Series | SMRF1512S |
| Mounting Type | SMT |
| Application Grade | COTS+ |
| Inductance (µH) | 4.7 |
| DCR (Ω) | 0.54 |
| Current Rating (A DC) | 0.3 |
| SRF (MHz) | 56 |
| Test Freq (MHz) | 7.9 |
| Q MIN | 115 |
| DWV | 200, 500 |
| Tolerance | ±20% |
| Termination Type | RoHS |
| Termination Finish | Au |
| Core | Ferrite |
| Shielded | Yes |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
Shielded Epoxy-Coated Chip Inductor , COTS M83446/11
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