Description
FIXED IND 4.7UH 800MA 312 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SMRF1812S-471K.
SMRF1812S-471K has an inductance value of 4.7 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.
SMRF1812S-471K is rated for 800 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SMRF1812S-471K lists a DC resistance of 312mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SMRF1812S-471K uses a package or case of 1812 (4532 Metric). Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 4.7 µH |
| Tolerance | ±10% |
| Current Rating | 800 mA |
| DC Resistance (DCR) | 312mOhm Max |
| Saturation Current | 582mA |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.177" L x 0.126" W (4.50mm x 3.20mm) |
| Case / Size | 1812 (4532 Metric) |
| Package / Case | 1812 (4532 Metric) |
| Supplier | Gowanda |
| Description | FIXED IND 4.7UH 800MA 312 MOHM |
| Series | SMRF1812S |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Ferrite |
| Shielding | Shielded |
| Q @ Frequency | 40 @ 7.9MHz |
| Self Resonant Frequency | 35MHz |
| Ratings | - |
| Inductance Test Frequency | 7.9 MHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 1812 |
| Height - Seated (Max) | 0.138" (3.50mm) |
| Features | - |
