Gowanda’s 28M182J is a high-quality molded unshielded RF coil 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 part of the 28M series and features through-hole technology (THT) mounting. It is suitable for commercial off-the-shelf (COTS) applications, offering an inductance of 18 µH with a minimum Q factor of 40 at a test frequency of 2.5 MHz. The coil has a DC resistance of 4.15 ohms and a self-resonant frequency of 45 MHz, supporting a current rating of 0.315 A DC. It is designed to withstand dielectric withstanding voltages of 1000 and 200, with a tolerance of ±5%. The termination type is lead-based with a Sn63Pb37 finish, and the core is made of phenolic material. Operating within a temperature range of -55°C to +105°C, the component is rated at moisture sensitivity level 1 and is packaged in tape and reel 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) | 18 |
| Q MIN | 40 |
| Test Freq (MHz) | 2.5 |
| DCR (Ω) | 4.15 |
| SRF (MHz) | 45 |
| Current Rating (A DC) | 0.315 |
| DWV | 1000, 200 |
| Tolerance | ±5% |
| 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
