Description
FIXED IND 1MH 290MA 2.9 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 4554-102K.
4554-102K has an inductance value of 1 mH. This value indicates how much magnetic energy the component can store and is one of the first parameters to compare when selecting an inductor.
4554-102K is rated for 290 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
4554-102K lists a DC resistance of 2.9Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
4554-102K 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 | 1 mH |
| Tolerance | ±10% |
| Current Rating | 290 mA |
| DC Resistance (DCR) | 2.9Ohm 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 1MH 290MA 2.9 OHM TH |
| Series | 4554 |
| Product Status | Obsolete |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Q @ Frequency | 50 @ 252kHz |
| Self Resonant Frequency | 1.3MHz |
| Inductance Test Frequency | 252 kHz |
| Mounting Type | Through Hole |
| Height - Seated (Max) | 0.433" (11.00mm) |
| Features | https://www.digikey.com/en/products/detail/delevan/4554-102K/4199852 |