Description
FIXED IND 39UH 211MA 4.5 OHM SMD
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 1812R-393K.
1812R-393K has an inductance value of 39 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.
1812R-393K is rated for 211 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
1812R-393K lists a DC resistance of 4.5Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
1812R-393K uses a package or case of 2-SMD. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 39 µH |
| Tolerance | ±10% |
| Current Rating | 211 mA |
| DC Resistance (DCR) | 4.5Ohm Max |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.126" L x 0.126" W (3.20mm x 3.20mm) |
| Case / Size | 2-SMD |
| Package / Case | 2-SMD |
| Supplier | Delevan |
| Description | FIXED IND 39UH 211MA 4.5 OHM SMD |
| Series | 1812R |
| Product Status | Active |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Q @ Frequency | 50 @ 2.5MHz |
| Self Resonant Frequency | 10MHz |
| Inductance Test Frequency | 2.5 MHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.190" (4.83mm) |
| Features | https://www.digikey.com/en/products/detail/delevan/1812R-393K/4179990 |