| PartNumber | FDA28N50 | FDA28N50F |
| Description | MOSFET UniFET 500V | MOSFET 500V 28A N-Channel |
| 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 | 500 V | 500 V |
| Id Continuous Drain Current | 28 A | 28 A |
| Rds On Drain Source Resistance | 155 mOhms | 175 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 | 310 W | 310 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 | FDA28N50 | FDA28N50F |
| Transistor Type | 1 N-Channel | 1 N-Channel |
| Width | 5 mm | 5 mm |
| Brand | ON Semiconductor / Fairchild | ON Semiconductor / Fairchild |
| Fall Time | 110 ns | 101 ns |
| Product Type | MOSFET | MOSFET |
| Rise Time | 126 ns | 137 ns |
| Factory Pack Quantity | 450 | 450 |
| Subcategory | MOSFETs | MOSFETs |
| Typical Turn Off Delay Time | 210 ns | 192 ns |
| Typical Turn On Delay Time | 56 ns | 67 ns |
| Unit Weight | 0.225789 oz | 0.225789 oz |