Gowanda’s SMRF1512-331K is an unshielded epoxy-coated chip inductor designed for high reliability in demanding applications. This COTS M83446/10 component weighs 0.12 grams and measures 3.94 × 3.175 × 3.56 mm, making it suitable for surface mount technology (SMT). It features an inductance of 3.3 µH with a direct current resistance (DCR) of 1.2 Ω and a current rating of 0.2 A DC. The inductor operates at a self-resonant frequency (SRF) of 50 MHz and is tested at 7.9 MHz with a minimum Q factor of 60. It offers a tolerance of ±10% and is RoHS compliant with gold termination finish. Constructed with a powdered iron core, it is designed to function effectively within a temperature range of -55°C to +125°C and has a moisture sensitivity level (MSL) of 1, packaged in tape and reel (T&R) format.
| Weight | 0.12 g |
|---|---|
| Dimensions | 3.94 × 3.175 × 3.56 mm |
| Series | SMRF1512 |
| Mounting Type | SMT |
| Application Grade | COTS+ |
| Inductance (µH) | 3.3 |
| DCR (Ω) | 1.2 |
| Current Rating (A DC) | 0.2 |
| SRF (MHz) | 50 |
| Test Freq (MHz) | 7.9 |
| Q MIN | 60 |
| 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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