Gowanda’s 28M121G is a high-quality molded unshielded RF coil designed for reliable performance in various electronic applications. Weighing 2.65 grams, this component features dimensions of 22.86 × 7.137 × 7.137 mm and is part of the 28M series. It is suitable for through-hole technology (THT) mounting and is classified under the Commercial Off-The-Shelf (COTS) application grade. With an inductance of 1.2 µH and a minimum Q factor of 60, it operates at a test frequency of 7.9 MHz. The coil has a DC resistance of 0.079 ohms and a self-resonant frequency of 170 MHz, supporting a current rating of 2.4 A DC. It offers a dielectric withstanding voltage (DWV) of 1000, 200 and a tolerance of ±2%. The termination type is lead-based with a Sn63Pb37 finish, and it features a phenolic core. Operating effectively in temperatures ranging from -55°C to +105°C, it is rated at moisture sensitivity level 1 and is packaged in tape and reel (T&R) format. Additionally, the component is fungal inert, ensuring durability and reliability in diverse environments.
| Weight | 2.65 g |
|---|---|
| Dimensions | 22.86 × 7.137 × 7.137 mm |
| Series | 28M |
| Mounting Type | THT |
| Application Grade | COTS |
| Inductance (µH) | 1.2 |
| Q MIN | 60 |
| Test Freq (MHz) | 7.9 |
| DCR (Ω) | 0.079 |
| SRF (MHz) | 170 |
| Current Rating (A DC) | 2.4 |
| DWV | 1000, 200 |
| Tolerance | ±2% |
| 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
