Description
FIXED IND 390UH 100MA 20 OHM SMD
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 1812-394K.
1812-394K has an inductance value of 390 µH. This value indicates how much magnetic energy the component can store and is one of the first parameters to compare when selecting an inductor.
1812-394K is rated for 100 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
1812-394K lists a DC resistance of 20Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
1812-394K uses a package or case of 1812 (4532 Metric). Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 390 µH |
| Tolerance | ±10% |
| Current Rating | 100 mA |
| DC Resistance (DCR) | 20Ohm Max |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.177" L x 0.126" W (4.50mm x 3.20mm) |
| Case / Size | 1812 (4532 Metric) |
| Package / Case | 1812 (4532 Metric) |
| Supplier | Delevan |
| Description | FIXED IND 390UH 100MA 20 OHM SMD |
| Series | 1812 |
| Product Status | Active |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Q @ Frequency | 40 @ 790kHz |
| Self Resonant Frequency | 3MHz |
| Inductance Test Frequency | 790 kHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 1812 |
| Height - Seated (Max) | 0.134" (3.40mm) |
| Features | https://www.digikey.com/en/products/detail/delevan/1812-394K/170861 |