Description
FIXED IND 680UH 380MA 1.6 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 4554-681J.
4554-681J has an inductance value of 680 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.
4554-681J is rated for 380 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
4554-681J lists a DC resistance of 1.6Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
4554-681J uses a package or case of Radial, Vertical Cylinder. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 680 µH |
| Tolerance | ±5% |
| Current Rating | 380 mA |
| DC Resistance (DCR) | 1.6Ohm Max |
| Operating Temperature | -40°C ~ 85°C |
| Dimensions | 0.340" Dia (8.64mm) |
| Case / Size | Radial, Vertical Cylinder |
| Package / Case | Radial, Vertical Cylinder |
| Supplier | Delevan |
| Description | FIXED IND 680UH 380MA 1.6 OHM TH |
| Series | 4554 |
| Product Status | Obsolete |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Q @ Frequency | 20 @ 796kHz |
| Self Resonant Frequency | 1.6MHz |
| Inductance Test Frequency | 796 kHz |
| Mounting Type | Through Hole |
| Height - Seated (Max) | 0.433" (11.00mm) |
| Features | https://www.digikey.com/en/products/detail/delevan/4554-681J/4199867 |