Description
FIXED IND 68UH 250MA 4.48 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 1945R-18H.
1945R-18H has an inductance value of 68 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.
1945R-18H is rated for 250 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
1945R-18H lists a DC resistance of 4.48Ohm. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
1945R-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 | 68 µH |
| Tolerance | ±3% |
| Current Rating | 250 mA |
| DC Resistance (DCR) | 4.48Ohm |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.193" Dia x 0.447" L (4.90mm x 11.35mm) |
| Case / Size | Axial |
| Package / Case | Axial |
| Supplier | Delevan |
| Description | FIXED IND 68UH 250MA 4.48 OHM TH |
| Series | 1945R |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Iron |
| Shielding | Unshielded |
| Q @ Frequency | 75 @ 2.5MHz |
| Self Resonant Frequency | 12.8MHz |
| Inductance Test Frequency | 2.5 MHz |
| Mounting Type | Through Hole |
| Features | https://www.digikey.com/en/products/detail/delevan/1945R-18H/4180659 |