Description
FIXED IND 1MH 1A 1.4 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 3443R-72K.
3443R-72K 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.
3443R-72K is rated for 1 A. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
3443R-72K lists a DC resistance of 1.4Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
3443R-72K 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 | 1 mH |
| Tolerance | ±10% |
| Current Rating | 1 A |
| DC Resistance (DCR) | 1.4Ohm Max |
| Saturation Current | 730mA |
| 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 1MH 1A 1.4 OHM TH |
| Series | 3443R |
| 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/3443R-72K/4192084 |
