Description
FIXED IND 3.9UH 970MA 400 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SMRF5025S-391KLF.
SMRF5025S-391KLF has an inductance value of 3.9 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.
SMRF5025S-391KLF is rated for 970 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SMRF5025S-391KLF lists a DC resistance of 400mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SMRF5025S-391KLF 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 | 3.9 µH |
| Tolerance | ±10% |
| Current Rating | 970 mA |
| DC Resistance (DCR) | 400mOhm Max |
| Saturation Current | 970mA |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.500" L x 0.240" W (12.70mm x 6.10mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Gowanda |
| Description | FIXED IND 3.9UH 970MA 400 MOHM |
| Series | SMRF5025S |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Iron Powder |
| Shielding | Shielded |
| Q @ Frequency | 40 @ 7.9MHz |
| Self Resonant Frequency | 64MHz |
| Inductance Test Frequency | 7.9 MHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.230" (5.84mm) |
