Gowanda’s 18M221JLF is a high-quality, reliable molded unshielded RF coil designed for various applications, particularly in the COTS (Commercial Off-The-Shelf) sector. This component weighs 0.95 grams and measures 11.125 × 4.775 × 4.775 mm, making it compact yet efficient. It features a THT (Through-Hole Technology) mounting type and offers an inductance of 2.2 µH with a minimum Q factor of 30, tested at a frequency of 7.9 MHz. The coil has a DCR of 0.97 Ω and an SRF of 140 MHz, with a current rating of 0.505 A DC. It is designed to operate within a temperature range of -55°C to +125°C and has a dielectric withstanding voltage (DWV) of 200. The component is RoHS compliant, with Sn/Cu termination finish, and is packaged in tape and reel (T&R) format. Its phenolic core and fungal inert properties ensure 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) | 2.2 |
| Q MIN | 30 |
| Test Freq (MHz) | 7.9 |
| DCR (Ω) | 0.97 |
| SRF (MHz) | 140 |
| Current Rating (A DC) | 0.505 |
| DWV | 200 |
| Tolerance | ±5% |
| Termination Type | RoHS |
| Termination Finish | Sn/Cu |
| Core | Phenolic |
| Shielded | No |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Molded Unshielded RF Coils
