Description
FIXED IND 390UH 540MA 1.2 OHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SRR7045-391M.
SRR7045-391M has an inductance value of 390 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.
SRR7045-391M is rated for 540 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SRR7045-391M lists a DC resistance of 1.2Ohm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SRR7045-391M 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 | 390 µH |
| Tolerance | ±20% |
| Current Rating | 540 mA |
| DC Resistance (DCR) | 1.2Ohm Max |
| Saturation Current | 250mA |
| Operating Temperature | -40°C ~ 125°C |
| Dimensions | 0.276" L x 0.276" W (7.00mm x 7.00mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Bourns Inc. |
| Description | FIXED IND 390UH 540MA 1.2 OHM |
| Series | SRR7045 |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Shielded |
| Q @ Frequency | 27 @ 796kHz |
| Self Resonant Frequency | 5MHz |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.189" (4.80mm) |
