Gowanda’s 28M561K is a high-quality molded unshielded RF coil designed for reliable performance in various applications. Weighing 2.65 grams, it features dimensions of 22.86 × 7.137 × 7.137 mm and belongs to the 28M series. This component is mounted using through-hole technology (THT) and is suitable for commercial off-the-shelf (COTS) applications. It offers an inductance of 5.6 µH with a minimum Q factor of 60, tested at a frequency of 7.9 MHz. The coil has a DC resistance of 0.745 ohms and a self-resonant frequency of 80 MHz, with a current rating of 0.745 A DC. It can withstand dielectric withstanding voltages of 1000 and 200, with a tolerance of ±10%. The termination type is lead-based with a Sn63Pb37 finish, and it features a phenolic core. Operating within a temperature range of -55°C to +105°C, it is rated at moisture sensitivity level 1 and is packaged in tape and reel (T&R). Additionally, the component 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) | 5.6 |
| Q MIN | 60 |
| Test Freq (MHz) | 7.9 |
| DCR (Ω) | 0.745 |
| SRF (MHz) | 80 |
| Current Rating (A DC) | 0.745 |
| DWV | 1000, 200 |
| Tolerance | ±10% |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Core | Phenolic |
| Shielded | No |
| Operating Temperature | -55°C to +105°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Molded Unshielded RF Coils
