Description
FIXED IND 470UH 112MA 17.9 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 1638R-12H.
1638R-12H has an inductance value of 470 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.
1638R-12H is rated for 112 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
1638R-12H lists a DC resistance of 17.9Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
1638R-12H uses a package or case of Axial. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 470 µH |
| Tolerance | ±3% |
| Current Rating | 112 mA |
| DC Resistance (DCR) | 17.9Ohm Max |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.156" Dia x 0.375" L (3.96mm x 9.53mm) |
| Case / Size | Axial |
| Package / Case | Axial |
| Supplier | Delevan |
| Description | FIXED IND 470UH 112MA 17.9 OHM |
| Series | 1638R |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Iron |
| Shielding | Unshielded |
| Q @ Frequency | 65 @ 790kHz |
| Self Resonant Frequency | 3.9MHz |
| Inductance Test Frequency | 790 kHz |
| Mounting Type | Through Hole |
| Features | https://www.digikey.com/en/products/detail/delevan/1638R-12H/4179088 |
