Description
FIXED IND 390UH 300MA 2.94 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 744778239.
744778239 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.
744778239 is rated for 300 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
744778239 lists a DC resistance of 2.94Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
744778239 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 | 300 mA |
| DC Resistance (DCR) | 2.94Ohm Max |
| Saturation Current | 340mA |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.287" L x 0.287" W (7.30mm x 7.30mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Würth Elektronik |
| Description | FIXED IND 390UH 300MA 2.94 OHM |
| Series | WE-PD |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Manganese Zinc Ferrite (MnZn) |
| Shielding | Shielded |
| Self Resonant Frequency | 4.4MHz |
| Ratings | AEC-Q200 |
| Inductance Test Frequency | 1 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.134" (3.40mm) |
