Gowanda’s 28M271KLF is a high-quality molded unshielded RF coil designed for reliable performance in various applications. With a weight of 2.65 grams and dimensions of 22.86 × 7.137 × 7.137 mm, this component belongs to the 28M series and features through-hole technology (THT) mounting. It is suitable for commercial off-the-shelf (COTS) applications, offering an inductance of 2.7 µH and a minimum Q factor of 60 at a test frequency of 7.9 MHz. The coil has a DC resistance of 0.22 ohms and a self-resonant frequency of 115 MHz, with a current rating of 1.35 A DC. It is designed to withstand dielectric withstanding voltages of 1000 and 200, with a tolerance of ±10%. The termination type is RoHS compliant with a Sn/Cu finish, and the core is made of phenolic material. Operating within a temperature range of -55°C to +105°C, this component is rated MSL 1 and is packaged in tape and reel (T&R) format. Additionally, it is fungal inert, ensuring durability and reliability in demanding environments.
| Weight | 2.65 g |
|---|---|
| Dimensions | 22.86 × 7.137 × 7.137 mm |
| Series | 28M |
| Mounting Type | THT |
| Application Grade | COTS |
| Inductance (µH) | 2.7 |
| Q MIN | 60 |
| Test Freq (MHz) | 7.9 |
| DCR (Ω) | 0.22 |
| SRF (MHz) | 115 |
| Current Rating (A DC) | 1.35 |
| DWV | 1000, 200 |
| Tolerance | ±10% |
| Termination Type | RoHS |
| Termination Finish | Sn/Cu |
| Core | Phenolic |
| Shielded | No |
| Operating Temperature | -55°C to +105°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Molded Unshielded RF Coils
