Gowanda’s 18M821K is a high-quality, reliable electronic component designed for various applications, featuring molded unshielded RF coils. With a weight of 0.95 g and dimensions of 11.125 × 4.775 × 4.775 mm, this component is part of the 18M series and is mounted using Through-Hole Technology (THT). It is suitable for Commercial Off-The-Shelf (COTS) applications, offering an inductance of 8.2 µH and a minimum Q factor of 30 at a test frequency of 7.9 MHz. The component has a DC resistance of 0.44 Ω, a self-resonant frequency of 48 MHz, and a current rating of 0.54 A DC. It can withstand a dielectric withstanding voltage of 200 and has a tolerance of ±10%. The termination type is lead-based with a Sn63Pb37 finish, and it uses a powdered iron core. Operating efficiently in temperatures ranging from -55°C to +125°C, it 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 | 0.95 g |
|---|---|
| Dimensions | 11.125 × 4.775 × 4.775 mm |
| Series | 18M |
| Mounting Type | THT |
| Application Grade | COTS |
| Inductance (µH) | 8.2 |
| Q MIN | 30 |
| Test Freq (MHz) | 7.9 |
| DCR (Ω) | 0.44 |
| SRF (MHz) | 48 |
| Current Rating (A DC) | 0.54 |
| DWV | 200 |
| Tolerance | ±10% |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Core | Powdered Iron |
| Shielded | No |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Molded Unshielded RF Coils
