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| PartNumber | FDS8449 | FDS8449-F085 | FDS8449-CUT TAPE |
| Description | MOSFET 40V N-Ch UltraFET PowerTrench | MOSFET 40V N-Channel PowerTrench | |
| Manufacturer | ON Semiconductor | ON Semiconductor | - |
| Product Category | MOSFET | MOSFET | - |
| RoHS | Y | Y | - |
| Technology | Si | Si | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Package / Case | SO-8 | SO-8 | - |
| Number of Channels | 1 Channel | 1 Channel | - |
| Transistor Polarity | N-Channel | N-Channel | - |
| Vds Drain Source Breakdown Voltage | 40 V | 40 V | - |
| Id Continuous Drain Current | 7.6 A | 7.6 A | - |
| Rds On Drain Source Resistance | 21 Ohms | 21 mOhms | - |
| Vgs Gate Source Voltage | 20 V | 20 V | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Pd Power Dissipation | 2.5 W | 2.5 W | - |
| Configuration | Single | Single | - |
| Channel Mode | Enhancement | - | - |
| Tradename | PowerTrench | PowerTrench | - |
| Packaging | Reel | Reel | - |
| Height | 1.75 mm | 1.75 mm | - |
| Length | 4.9 mm | 4.9 mm | - |
| Series | FDS8449 | FDS8449_F085 | - |
| Transistor Type | 1 N-Channel | 1 N-Channel | - |
| Type | MOSFET | - | - |
| Width | 3.9 mm | 3.9 mm | - |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | - |
| Forward Transconductance Min | 21 S | 21 S | - |
| Fall Time | 3 ns | 3 ns | - |
| Product Type | MOSFET | MOSFET | - |
| Rise Time | 5 ns | 5 ns | - |
| Factory Pack Quantity | 2500 | 2500 | - |
| Subcategory | MOSFETs | MOSFETs | - |
| Typical Turn Off Delay Time | 23 ns | 23 ns | - |
| Typical Turn On Delay Time | 9 ns | 9 ns | - |
| Unit Weight | 0.004586 oz | 0.008127 oz | - |
| Qg Gate Charge | - | 7.7 nC | - |
| Qualification | - | AEC-Q101 | - |
| Part # Aliases | - | FDS8449_F085 | - |