Description
FIXED IND 680NH 420MA 450 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for ER1641-681KR.
ER1641-681KR has an inductance value of 680 nH. This value indicates how much magnetic energy the component can store and is one of the first parameters to compare when selecting an inductor.
ER1641-681KR is rated for 420 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
ER1641-681KR lists a DC resistance of 450mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
ER1641-681KR 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 | 680 nH |
| Tolerance | ±10% |
| Current Rating | 420 mA |
| DC Resistance (DCR) | 450mOhm 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 680NH 420MA 450 MOHM |
| Series | ER1641 |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Phenolic |
| Shielding | Shielded |
| Q @ Frequency | 42 @ 25MHz |
| Self Resonant Frequency | 190MHz |
| Inductance Test Frequency | 25 MHz |
| Mounting Type | Through Hole |
| Features | https://www.digikey.com/en/products/detail/delevan/ER1641-681KR/4204020 |