Gowanda’s ER18M391KR is a high-quality, reliable electronic component designed for demanding applications. This M39010 Level-R molded unshielded inductor weighs 0.85 grams and measures 10.34 × 3.99 × 3.99 mm. It belongs to the ER18M series and features a through-hole mounting type, making it suitable for QPL-grade applications. With an inductance of 3.9 µH, a DCR of 0.155 Ω, and a current rating of 870 A DC, it offers robust performance. The inductor operates at a self-resonant frequency of 65 MHz and a test frequency of 7.9 MHz, with a minimum Q factor of 30. It is rated for a dielectric withstanding voltage of 1000, 200 and has a tolerance of ±10%. Classified as a Product Level R, Class 1 component, it features Pb termination with a Sn63Pb37 finish and a powdered iron core. The inductor is not shielded and operates within a temperature range of -55°C to +105°C, with a moisture sensitivity level of 1. It is packaged in tape and reel format and is not fungal inert.
| Weight | 0.85 g |
|---|---|
| Dimensions | 10.34 × 3.99 × 3.99 mm |
| Series | ER18M |
| Mounting Type | THT |
| Application Grade | QPL |
| Inductance (µH) | 3.9 |
| DCR (Ω) | 0.155 |
| Current Rating (A DC) | 870 |
| SRF (MHz) | 65 |
| Test Freq (MHz) | 7.9 |
| Q MIN | 30 |
| DWV | 1000, 200 |
| Tolerance | ±10% |
| Product Level | R |
| Class | 1 |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Core | Powdered Iron |
| Shielded | No |
| Operating Temperature | -55°C to +105°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | No |
M39010 Level-R Molded Unshielded Inductor
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