Description
FIXED IND 390UH 780MA 1.77 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for LD2-391-R.
LD2-391-R 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.
LD2-391-R is rated for 780 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
LD2-391-R lists a DC resistance of 1.77Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
LD2-391-R uses a package or case of Nonstandard. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 390 µH |
| Tolerance | ±20% |
| Current Rating | 780 mA |
| DC Resistance (DCR) | 1.77Ohm Max |
| Saturation Current | 580mA |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.307" L x 0.276" W (7.80mm x 7.00mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Eaton - Electronics Division |
| Description | FIXED IND 390UH 780MA 1.77 OHM |
| Series | LD |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.197" (5.00mm) |
