Description
FIXED IND 27UH 390MA 940 MOHM TH
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for 77F270K.
77F270K has an inductance value of 27 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.
77F270K is rated for 390 mA. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
77F270K lists a DC resistance of 940mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
77F270K uses a package or case of Axial. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 27 µH |
| Tolerance | ±10% |
| Current Rating | 390 mA |
| DC Resistance (DCR) | 940mOhm Max |
| Operating Temperature | -55°C ~ 105°C |
| Dimensions | 0.157" Dia x 0.410" L (3.99mm x 10.41mm) |
| Case / Size | Axial |
| Package / Case | Axial |
| Supplier | Bourns Inc. |
| Description | FIXED IND 27UH 390MA 940 MOHM TH |
| Series | 77F |
| Product Status | Obsolete |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Ferrite |
| Shielding | Unshielded |
| Q @ Frequency | 55 @ 2.52MHz |
| Self Resonant Frequency | 7.6MHz |
| Inductance Test Frequency | 2.52 MHz |
| Mounting Type | Through Hole |
