Gowanda’s 21M820G is a high-quality, reliable molded unshielded RF coil designed for COTS applications. Weighing 1.7 grams, it features dimensions of 14.224 × 5.588 × 5.588 mm and is part of the 21M series. This component is mounted using THT and offers an inductance of 0.82 µH with a Q minimum of 65 at a test frequency of 25 MHz. It has a DCR of 0.11 Ω, an SRF of 220 MHz, and a current rating of 1.52 A DC. The device can withstand a dielectric withstanding voltage of 1000, 200 and operates within a temperature range of -55°C to +125°C. It has a tolerance of ±2% and uses Pb termination with a Sn63Pb37 finish. The core material is phenolic, and it is not shielded. The component is MSL 1 rated, packaged in T&R, and is fungal inert.
| Weight | 1.7 g |
|---|---|
| Dimensions | 14.224 × 5.588 × 5.588 mm |
| Series | 21M |
| Mounting Type | THT |
| Application Grade | COTS |
| Inductance (µH) | 0.82 |
| Q MIN | 65 |
| Test Freq (MHz) | 25 |
| DCR (Ω) | 0.11 |
| SRF (MHz) | 220 |
| Current Rating (A DC) | 1.52 |
| DWV | 1000, 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
