Description
FIXED IND 620UH 93MA 25.9 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 1638R-18H.
1638R-18H has an inductance value of 620 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-18H is rated for 93 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
1638R-18H lists a DC resistance of 25.9Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
1638R-18H 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 | 620 µH |
| Tolerance | ±3% |
| Current Rating | 93 mA |
| DC Resistance (DCR) | 25.9Ohm 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 620UH 93MA 25.9 OHM TH |
| Series | 1638R |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Iron |
| Shielding | Unshielded |
| Q @ Frequency | 65 @ 790kHz |
| Self Resonant Frequency | 3.3MHz |
| Inductance Test Frequency | 790 kHz |
| Mounting Type | Through Hole |
| Features | https://www.digikey.com/en/products/detail/delevan/1638R-18H/4179100 |
