Gowanda’s 21M561MLF is a high-quality, reliable molded unshielded RF coil designed for various applications. Weighing 1.7 grams and measuring 14.224 × 5.588 × 5.588 mm, this component is part of the 21M series and features a through-hole mounting type. It is suitable for commercial off-the-shelf (COTS) applications, offering an inductance of 5.6 µH with a minimum Q factor of 35 at a test frequency of 7.9 MHz. The coil has a DC resistance of 0.13 ohms and a self-resonant frequency of 55 MHz, with a current rating of 0.885 A DC. It can withstand dielectric withstanding voltages of 1000 and 200 volts. The component has a tolerance of ±20% and is RoHS compliant, with a Sn/Cu termination finish. Constructed with a powdered iron core, it operates effectively in temperatures ranging from -55°C to +105°C and has a moisture sensitivity level of 1. Packaged in tape and reel, the 21M561MLF is also fungal inert, ensuring durability and reliability in various environments.
| Weight | 1.7 g |
|---|---|
| Dimensions | 14.224 × 5.588 × 5.588 mm |
| Series | 21M |
| Mounting Type | THT |
| Application Grade | COTS |
| Inductance (µH) | 5.6 |
| Q MIN | 35 |
| Test Freq (MHz) | 7.9 |
| DCR (Ω) | 0.13 |
| SRF (MHz) | 55 |
| Current Rating (A DC) | 0.885 |
| DWV | 1000, 200 |
| Tolerance | ±20% |
| Termination Type | RoHS |
| Termination Finish | Sn/Cu |
| Core | Powdered Iron |
| Shielded | No |
| Operating Temperature | -55°C to +105°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Molded Unshielded RF Coils
