Description
FIXED IND 18UH 185MA 2.25 OHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for ER1537-42JR.
ER1537-42JR has an inductance value of 18 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.
ER1537-42JR is rated for 185 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
ER1537-42JR lists a DC resistance of 2.25Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
ER1537-42JR 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 | 18 µH |
| Tolerance | ±5% |
| Current Rating | 185 mA |
| DC Resistance (DCR) | 2.25Ohm Max |
| Operating Temperature | -55°C ~ 105°C |
| Dimensions | 0.156" Dia x 0.375" L (3.96mm x 9.53mm) |
| Case / Size | Axial |
| Package / Case | Axial |
| Supplier | Delevan |
| Description | FIXED IND 18UH 185MA 2.25 OHM TH |
| Series | ER1537 |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Iron |
| Shielding | Unshielded |
| Q @ Frequency | 75 @ 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/ER1537-42JR/4203490 |