Description
FIXED IND 390UH 490MA 1.3 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 744776239.
744776239 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.
744776239 is rated for 490 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
744776239 lists a DC resistance of 1.3Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
744776239 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 | ±10% |
| Current Rating | 490 mA |
| DC Resistance (DCR) | 1.3Ohm Max |
| Saturation Current | 540mA |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.394" L x 0.354" W (10.00mm x 9.00mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Würth Elektronik |
| Description | FIXED IND 390UH 490MA 1.3 OHM |
| Series | WE-PD2 |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Self Resonant Frequency | 3.9MHz |
| Inductance Test Frequency | 10 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.232" (5.90mm) |
