The MSD1278-123MSD is a shielded wirewound ferrite inductor from Coilcraft. It has a type of power inductors with a technology of wirewound. The inductance is 12uH with a tolerance of 20%. The maximum DC current is 3.5A and the maximum saturation current is 9.6A typ. The inductance decrease percentage at the maximum saturation current is 30%. The maximum DC resistance is 0.062 ohms. The minimum self resonant frequency is 14.5M Hz typ. The product length is 12.3mm, height is 8.05mm, and product depth is 12.3mm. The operating temperature range is from -40C to 85C.
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| Type | Power |
| Technology | Wirewound |
| Protection Style | Shielded |
| Core Material | Ferrite |
| Inductance | 12uH |
| Tolerance | 20% |
| Inductance Test Frequency | 100KHz |
| Maximum DC Current | 3.5A |
| Maximum Saturation Current | 9.6(Typ)A |
| Inductance Decrease Percentage @ Isat | 30% |
| Max DC Resistance | 0.062Ohm |
| Minimum Self Resonant Frequency | 14.5M(Typ)Hz |
| Product Length | 12.3mm |
| Height | 8.05mm |
| Product Depth | 12.3mm |
| Min Operating Temperature | -40°C |
| Max Operating Temperature | 85°C |
| RoHS | No |
| RoHS Version | 2011/65/EU, 2015/863 |
