Gowanda’s MLRF21M471K is a M15305 Qualified Molded Unshielded Coil Inductor, renowned for its high quality and reliability. Weighing 1.5 grams and measuring 13.97 × 5.33 × 5.33 mm, this inductor is part of the MLRF21M series and features a Through-Hole Technology (THT) mounting type. It is designed for QPL application grade with an inductance of 4.7 µH, a DCR of 1.8 Ω, and a current rating of 0.36 A DC. The inductor operates at a self-resonant frequency (SRF) of 90 MHz and a test frequency of 7.9 MHz, with a minimum Q factor of 40. It has a dielectric withstanding voltage (DWV) of 1000, 200 and a tolerance of ±10%. The product level is M, with a lead-based termination type and a Sn63Pb37 termination finish. The core is made of phenolic material, and it is not shielded. It operates within a temperature range of -55°C to +125°C, has a moisture sensitivity level (MSL) of 1, and is packaged in tape and reel (T&R). Additionally, it is fungal inert, ensuring durability and performance in various environments.
| Weight | 1.5 g |
|---|---|
| Dimensions | 13.97 × 5.33 × 5.33 mm |
| Series | MLRF21M |
| Mounting Type | THT |
| Application Grade | QPL |
| Inductance (µH) | 4.7 |
| DCR (Ω) | 1.8 |
| Current Rating (A DC) | 0.36 |
| SRF (MHz) | 90 |
| Test Freq (MHz) | 7.9 |
| Q MIN | 40 |
| DWV | 1000, 200 |
| Tolerance | ±10% |
| Product Level | M |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Core | Phenolic |
| Shielded | No |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
M15305 Qualified Molded Unshielded Coil Inductor
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