Description
FIXED IND 3.3UH 220 MOHM SMD
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for CTHC1812F-3R3K.
CTHC1812F-3R3K 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.
CTHC1812F-3R3K is rated for -. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
CTHC1812F-3R3K lists a DC resistance of 220mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
CTHC1812F-3R3K 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 | - |
| DC Resistance (DCR) | 220mOhm Max |
| Saturation Current | 750mA |
| Operating Temperature | -40°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 | Central Technologies |
| Description | FIXED IND 3.3UH 220 MOHM SMD |
| Series | CTHC1812F |
| Product Status | Obsolete |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Q @ Frequency | 10 @ 7.96MHz |
| Self Resonant Frequency | 45MHz |
| Ratings | - |
| Inductance Test Frequency | 7.96 MHz |
| Mounting Type | Surface Mount |
| Supplier Device Package | 1812 |
| Height - Seated (Max) | 0.134 (3.40mm) |
| Features | - |
