Gowanda’s SMRF1512-221K is an unshielded epoxy-coated chip inductor designed for high reliability in electronic applications. This component is part of the SMRF1512 series and is suitable for surface mount technology (SMT) with a COTS+ application grade. It features an inductance of 2.2 µH, a DCR of 0.9 Ω, and a current rating of 0.23 A DC. The inductor operates effectively within a frequency range, with an SRF of 80 MHz and a test frequency of 7.9 MHz, while maintaining a Q MIN of 65. It is built with a powdered iron core and has a tolerance of ±10%. The termination type is RoHS compliant with an Au finish, and it can withstand operating temperatures from -55°C to +125°C. The component is lightweight at 0.12 g and compact with dimensions of 3.94 × 3.175 × 3.56 mm, packaged in tape and reel (T&R) format, and has an MSL of 1.
| Weight | 0.12 g |
|---|---|
| Dimensions | 3.94 × 3.175 × 3.56 mm |
| Series | SMRF1512 |
| Mounting Type | SMT |
| Application Grade | COTS+ |
| Inductance (µH) | 2.2 |
| DCR (Ω) | 0.9 |
| Current Rating (A DC) | 0.23 |
| SRF (MHz) | 80 |
| Test Freq (MHz) | 7.9 |
| Q MIN | 65 |
| Tolerance | ±10% |
| Termination Type | RoHS |
| Termination Finish | Au |
| Core | Powdered Iron |
| Shielded | No |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
Unshielded Epoxy-Coated Chip Inductor , COTS M83446/10
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