Description
FIXED IND 30UH 240MA 1.37 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for ER1641-303JR.
ER1641-303JR has an inductance value of 30 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.
ER1641-303JR is rated for 240 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
ER1641-303JR lists a DC resistance of 1.37Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
ER1641-303JR 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 | 30 µH |
| Tolerance | ±5% |
| Current Rating | 240 mA |
| DC Resistance (DCR) | 1.37Ohm Max |
| Operating Temperature | -55°C ~ 105°C |
| Dimensions | 0.162" Dia x 0.410" L (4.11mm x 10.41mm) |
| Case / Size | Axial |
| Package / Case | Axial |
| Supplier | Delevan |
| Description | FIXED IND 30UH 240MA 1.37 OHM TH |
| Series | ER1641 |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Ferrite |
| Shielding | Shielded |
| Q @ Frequency | 45 @ 2.5MHz |
| Self Resonant Frequency | 34MHz |
| Inductance Test Frequency | 2.5 MHz |
| Mounting Type | Through Hole |
| Features | https://www.digikey.com/en/products/detail/delevan/ER1641-303JR/4203837 |