Description
FIXED IND 3.9UH 10.4A 7.9 MOHM
Specifications
Parameter Guide
Understand the key electrical and mechanical specifications for HC7-3R9-R.
HC7-3R9-R 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.
HC7-3R9-R is rated for 10.4 A. Current rating helps determine whether the part can carry the expected DC or RMS current without excessive heating or saturation risk.
HC7-3R9-R lists a DC resistance of 7.9mOhm Max. Lower DCR usually reduces conduction loss and improves efficiency in power circuits.
HC7-3R9-R uses a package or case of Nonstandard. Package size affects PCB footprint, height clearance, thermal behavior, and compatibility with automated assembly.
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Product Attributes
| Inductance | 3.9 µH |
| Tolerance | ±20% |
| Current Rating | 10.4 A |
| DC Resistance (DCR) | 7.9mOhm Max |
| Saturation Current | 20A |
| Operating Temperature | -40°C ~ 155°C |
| Dimensions | 0.543" L x 0.512" W (13.80mm x 13.00mm) |
| Case / Size | Nonstandard |
| Package / Case | Nonstandard |
| Supplier | Eaton - Electronics Division |
| Description | FIXED IND 3.9UH 10.4A 7.9 MOHM |
| Series | HC7 |
| Product Status | Active |
| Type / Construction | Drum Core, Wirewound |
| Core Material | Iron Powder |
| Shielding | Unshielded |
| Inductance Test Frequency | 100 kHz |
| Mounting Type | Surface Mount |
| Height - Seated (Max) | 0.217" (5.50mm) |
