Gowanda’s 18M470G is a high-quality, reliable molded unshielded RF coil designed for various applications. With a weight of 0.95 g and dimensions of 11.125 × 4.775 × 4.775 mm, it belongs to the 18M series and features through-hole technology (THT) mounting. This component is suitable for commercial off-the-shelf (COTS) applications, offering an inductance of 0.47 µH and a minimum Q factor of 50 at a test frequency of 25 MHz. It has a DC resistance of 0.085 Ω, a self-resonant frequency of 300 MHz, and a current rating of 1.7 A DC. The dielectric withstanding voltage is 200, with a tolerance of ±2%. The coil uses a phenolic core and has a lead-based termination type with a Sn63Pb37 finish. It operates within a temperature range of -55°C to +125°C, is moisture sensitivity level 1, and is packaged in tape and reel (T&R). 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) | 0.47 |
| Q MIN | 50 |
| Test Freq (MHz) | 25 |
| DCR (Ω) | 0.085 |
| SRF (MHz) | 300 |
| Current Rating (A DC) | 1.7 |
| DWV | 200 |
| Tolerance | ±2% |
| Termination Type | Pb |
| Termination Finish | Sn63Pb37 |
| Core | Phenolic |
| Shielded | No |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Molded Unshielded RF Coils
