Description
FIXED IND 9.1UH 440MA 605 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for ER1840-29JR.
ER1840-29JR has an inductance value of 9.1 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.
ER1840-29JR is rated for 440 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
ER1840-29JR lists a DC resistance of 605mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
ER1840-29JR 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 | 9.1 µH |
| Tolerance | ±5% |
| Current Rating | 440 mA |
| DC Resistance (DCR) | 605mOhm Max |
| Operating Temperature | -55°C ~ 105°C |
| Dimensions | 0.187" Dia x 0.437" L (4.75mm x 11.10mm) |
| Case / Size | Axial |
| Package / Case | Axial |
| Supplier | Delevan |
| Description | FIXED IND 9.1UH 440MA 605 MOHM |
| Series | ER1840 |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Iron |
| Shielding | Unshielded |
| Q @ Frequency | 30 @ 7.9MHz |
| Self Resonant Frequency | 42MHz |
| Inductance Test Frequency | 7.9 MHz |
| Mounting Type | Through Hole |
| Features | https://www.digikey.com/en/products/detail/delevan/ER1840-29JR/4196917 |