Gowanda’s 28M272JLF is a high-quality molded unshielded RF coil, part of the Series 28M, designed for reliable performance in various electronic applications. With a weight of 2.65 grams and dimensions of 22.86 × 7.137 × 7.137 mm, this component is suitable for through-hole technology (THT) mounting. It features an inductance of 27 µH, a minimum Q factor of 45, and operates at a test frequency of 2.5 MHz. The coil has a direct current resistance (DCR) of 0.35 ohms and a self-resonant frequency (SRF) of 22 MHz, with a current rating of 0.66 A DC. It is built with a powdered iron core and is not shielded, operating efficiently within a temperature range of -55°C to +125°C. The component is compliant with RoHS standards, featuring a Sn/Cu termination finish, and is packaged in tape and reel (T&R) format. It is also fungal inert, ensuring durability in various environments.
| Weight | 2.65 g |
|---|---|
| Dimensions | 22.86 × 7.137 × 7.137 mm |
| Series | 28M |
| Mounting Type | THT |
| Application Grade | COTS |
| Inductance (µH) | 27 |
| Q MIN | 45 |
| Test Freq (MHz) | 2.5 |
| DCR (Ω) | 0.35 |
| SRF (MHz) | 22 |
| Current Rating (A DC) | 0.66 |
| DWV | 1000, 200 |
| Tolerance | ±5% |
| Termination Type | RoHS |
| Termination Finish | Sn/Cu |
| Core | Powdered Iron |
| Shielded | No |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Molded Unshielded RF Coils
