| PartNumber | FDA24N40F | FDA24N50 | FDA24N50F |
| Description | MOSFET 400V N-Channel | MOSFET UniFET 500V | MOSFET N-CH 500V 24A TO-3 |
| Manufacturer | ON Semiconductor | ON Semiconductor | - |
| Product Category | MOSFET | MOSFET | - |
| RoHS | Y | Y | - |
| Technology | Si | Si | - |
| Mounting Style | Through Hole | Through Hole | - |
| Package / Case | TO-3PN-3 | TO-3PN-3 | - |
| Number of Channels | 1 Channel | 1 Channel | - |
| Transistor Polarity | N-Channel | N-Channel | - |
| Vds Drain Source Breakdown Voltage | 400 V | 500 V | - |
| Id Continuous Drain Current | 23 A | 24 A | - |
| Rds On Drain Source Resistance | 190 mOhms | 190 mOhms | - |
| Vgs Gate Source Voltage | 30 V | 30 V | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Maximum Operating Temperature | + 150 C | + 150 C | - |
| Pd Power Dissipation | 235 W | 270 W | - |
| Configuration | Single | Single | - |
| Channel Mode | Enhancement | Enhancement | - |
| Tradename | UniFET | UniFET | - |
| Packaging | Tube | Tube | - |
| Height | 20.1 mm | 20.1 mm | - |
| Length | 16.2 mm | 16.2 mm | - |
| Series | FDA24N40F | FDA24N50 | - |
| Transistor Type | 1 N-Channel | 1 N-Channel | - |
| Width | 5 mm | 5 mm | - |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild | - |
| Fall Time | 75 ns | 86 ns | - |
| Product Type | MOSFET | MOSFET | - |
| Rise Time | 92 ns | 108 ns | - |
| Factory Pack Quantity | 450 | 450 | - |
| Subcategory | MOSFETs | MOSFETs | - |
| Typical Turn Off Delay Time | 120 ns | 164 ns | - |
| Typical Turn On Delay Time | 40 ns | 47 ns | - |
| Unit Weight | 0.225789 oz | 0.225789 oz | - |