This is a ferrite wirewound inductor with a 3.9uH inductance value and a 20% tolerance. It has a maximum DC current rating of 0.33A and a maximum saturation current of 0.33A. The inductance decreases by 10% at the maximum saturation current. The inductor has a minimum quality factor of 50 and a minimum self-resonant frequency of 100MHz. It is available in a 1812 case size with a product length of 4.8mm and a height of 3.4mm. The operating temperature range is from -40 to 125 degrees Celsius.
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Central Technologies CTMC1812SF-3R9M technical specifications.
| Type | RF Chip |
| Technology | Wirewound |
| Core Material | Ferrite |
| Inductance | 3.9uH |
| Tolerance | 20% |
| Inductance Test Frequency | 7.96MHz |
| Maximum DC Current | 0.33A |
| Maximum Saturation Current | 0.33A |
| Inductance Decrease Percentage @ Isat | 10% |
| Max DC Resistance | 0.9Ohm |
| Minimum Quality Factor | 50 |
| Minimum Self Resonant Frequency | 100M(Typ)Hz |
| Case Size | 1812 |
| Product Length | 4.8mm |
| Height | 3.4mm |
| Product Depth | 3.4mm |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 125°C |
