Gowanda’s CF4H1812-391K is a high-performance ferrite surface mount chip inductor, designed for reliability and efficiency in electronic applications. Weighing just 0.12 grams and measuring 4.8 × 2.7 × 2.9 mm, this inductor is part of the CF4H1812 series and features a surface mount technology (SMT) for easy integration. It offers an inductance of 3.9 µH with a minimum Q factor of 55, tested at a frequency of 7.9 MHz. The device has a direct current resistance (DCR) of 0.66 Ω and a self-resonant frequency (SRF) of 140 MHz, supporting a current rating of 0.68 A DC. With a tolerance of ±10%, it is RoHS compliant with copper termination finish and operates within a temperature range of -55°C to +125°C. The inductor is non-shielded, has a moisture sensitivity level (MSL) of 1, and is packaged in tape and reel (T&R) format, ensuring fungal inertness for enhanced durability.
| Weight | 0.12 g |
|---|---|
| Dimensions | 4.8 × 2.7 × 2.9 mm |
| Series | CF4H1812 |
| Mounting Type | SMT |
| Inductance (µH) | 3.9 |
| Q MIN | 55 |
| Test Freq (MHz) | 7.9 |
| DCR (Ω) | 0.66 |
| SRF (MHz) | 140 |
| Current Rating (A DC) | 0.68 |
| Tolerance | ±10% |
| Termination Type | RoHS |
| Termination Finish | Cu |
| Core | Ferrite |
| Shielded | No |
| Operating Temperature | -55°C to +125°C |
| MSL | 1 |
| Packaging | T&R |
| Fungal Inert | Yes |
Ferrite High Performance Surface Mount Chip Inductor
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