Gowanda’s 28M272KLF is a high-quality, reliable molded unshielded RF coil designed for various electronic applications. This component, part of the 28M series, features a compact size with dimensions of 22.86 × 7.137 × 7.137 mm and a weight of 2.65 g. It is tailored for through-hole technology (THT) mounting and is categorized under COTS application grade. The coil offers an inductance of 27 µH with a Q minimum of 45, tested at a frequency of 2.5 MHz. It has a direct current resistance (DCR) of 0.35 Ω and a self-resonant frequency (SRF) of 22 MHz, supporting a current rating of 0.66 A DC. The dielectric withstanding voltage (DWV) is rated at 1000, 200, with a tolerance of ±10%. The component is RoHS compliant, featuring Sn/Cu termination finish, and is made with a powdered iron core. It operates efficiently 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) format. Additionally, it is fungal inert, ensuring durability and reliability 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 | ±10% |
| 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
