Description
FIXED IND 20UH 140MA 3.3 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for ER1025-51JR.
ER1025-51JR has an inductance value of 20 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.
ER1025-51JR is rated for 140 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
ER1025-51JR lists a DC resistance of 3.3Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
ER1025-51JR 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 | 20 µH |
| Tolerance | ±5% |
| Current Rating | 140 mA |
| DC Resistance (DCR) | 3.3Ohm Max |
| Operating Temperature | -55°C ~ 105°C |
| Dimensions | 0.095" Dia x 0.250" L (2.41mm x 6.35mm) |
| Case / Size | Axial |
| Package / Case | Axial |
| Supplier | Delevan |
| Description | FIXED IND 20UH 140MA 3.3 OHM TH |
| Series | ER1025 |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Iron |
| Shielding | Unshielded |
| Q @ Frequency | 50 @ 2.5MHz |
| Self Resonant Frequency | 25MHz |
| Inductance Test Frequency | 2.5 MHz |
| Mounting Type | Through Hole |
| Features | https://www.digikey.com/en/products/detail/delevan/ER1025-51JR/4203081 |