Description
FIXED IND 3.9UH 838MA 300 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SMP1210S-391K.
SMP1210S-391K 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.
SMP1210S-391K is rated for 838 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SMP1210S-391K lists a DC resistance of 300mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SMP1210S-391K uses a package or case of 1210 (3225 Metric). Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
Explore Related Datasheet Paths
Continue from SMP1210S-391K to manufacturer, series, and broader datasheet collections.
Similar-specification candidates · Engineering review required
Screened against recorded construction, core, mounting, dimensions and current/DCR. Land pattern, test conditions and circuit compatibility still require validation.
Missing evidence or no candidates passed screening. A replacement cannot be determined; request a review of the original datasheets.
Product Attributes
| Inductance | 3.9 µH |
| Tolerance | ±10% |
| Current Rating | 838 mA |
| DC Resistance (DCR) | 300mOhm Max |
| Saturation Current | 1.03A |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.126" L x 0.098" W (3.20mm x 2.49mm) |
| Case / Size | 1210 (3225 Metric) |
| Package / Case | 1210 (3225 Metric) |
| Supplier | Gowanda |
| Description | FIXED IND 3.9UH 838MA 300 MOHM |
| Series | SMP1210S |
| Product Status | Active |
| Type / Construction | Wirewound |
| Core Material | Ferrite |
| Shielding | Shielded |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 1210 |
| Height - Seated (Max) | 0.102" (2.60mm) |
