The LC43-3R9K is a 3.9uH power inductor with a 10% tolerance and a maximum DC current of 1.33A. It features a wirewound technology and an unshielded protection style. The inductor has a maximum DC resistance of 0.094 ohms and a minimum self resonant frequency of 53.8MHz. It measures 4.8mm in length, 3.5mm in height, and 4.3mm in depth. The LC43-3R9K operates between -30°C and 100°C.
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| Type | Power |
| Technology | Wirewound |
| Protection Style | Unshielded |
| Inductance | 3.9uH |
| Tolerance | 10% |
| Inductance Test Frequency | 7.9MHz |
| Maximum DC Current | 1.33A |
| Typical Temperature Rise | 40°C |
| Maximum Saturation Current | 1.33A |
| Inductance Decrease Percentage @ Isat | 10% |
| Max DC Resistance | 0.094Ohm |
| Minimum Self Resonant Frequency | 53.8MHz |
| Product Length | 4.8mm |
| Height | 3.5mm |
| Product Depth | 4.3mm |
| Min Operating Temperature | -30°C |
| Max Operating Temperature | 100°C |
