Description
FIXED IND 3.3UH 501MA 800 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for SMRF1812-331KLF.
SMRF1812-331KLF has an inductance value of 3.3 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.
SMRF1812-331KLF is rated for 501 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
SMRF1812-331KLF lists a DC resistance of 800mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
SMRF1812-331KLF 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 | 3.3 µH |
| Tolerance | ±10% |
| Current Rating | 501 mA |
| DC Resistance (DCR) | 800mOhm Max |
| Saturation Current | - |
| Operating Temperature | -55°C ~ 125°C |
| Dimensions | 0.175" L x 0.126" W (4.45mm x 3.20mm) |
| Case / Size | 1812 (4532 Metric) |
| Package / Case | 1812 (4532 Metric) |
| Supplier | Gowanda |
| Description | FIXED IND 3.3UH 501MA 800 MOHM |
| Series | SMRF1812 |
| Product Status | Active |
| Type / Construction | Molded |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Q @ Frequency | 50 @ 7.9MHz |
| Self Resonant Frequency | 45MHz |
| Ratings | - |
| Inductance Test Frequency | 7.9 MHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 1812 |
| Height - Seated (Max) | 0.138" (3.50mm) |
| Features | - |
