Description
FIXED IND 3.3MH 550MA 5.1 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 3443-84K.
3443-84K has an inductance value of 3.3 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.
3443-84K is rated for 550 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
3443-84K lists a DC resistance of 5.1Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
3443-84K uses a package or case of Radial. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 3.3 mH |
| Tolerance | ±10% |
| Current Rating | 550 mA |
| DC Resistance (DCR) | 5.1Ohm Max |
| Saturation Current | 400mA |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.872" L x 0.516" W (22.14mm x 13.10mm) |
| Case / Size | Radial |
| Package / Case | Radial |
| Supplier | Delevan |
| Description | FIXED IND 3.3MH 550MA 5.1 OHM TH |
| Series | 3443 |
| Product Status | Active |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Inductance Test Frequency | 1 kHz |
| Mounting Type | Through Hole |
| Height - Seated (Max) | 0.600" (15.27mm) |
| Features | https://www.digikey.com/en/products/detail/delevan/3443-84K/636402 |
