Description
FIXED IND 39UH 300MA 290 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SPD42R-393M.
SPD42R-393M has an inductance value of 39 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.
SPD42R-393M is rated for 300 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SPD42R-393M lists a DC resistance of 290mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SPD42R-393M uses a package or case of Nonstandard. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 39 µH |
| Tolerance | ±20% |
| Current Rating | 300 mA |
| DC Resistance (DCR) | 290mOhm Max |
| Saturation Current | 300mA |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.185" L x 0.185" W (4.70mm x 4.70mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Delevan |
| Description | FIXED IND 39UH 300MA 290 MOHM |
| Series | SPD42R |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Shielded |
| Self Resonant Frequency | 17MHz |
| Inductance Test Frequency | 1 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.115" (2.92mm) |
| Features | https://www.digikey.com/en/products/detail/delevan/SPD42R-393M/1094655 |