| PartNumber | STP4NK50ZD | STP4NK50ZFP | STP4NK50Z |
| Description | MOSFET Power MOSFET | MOSFET N-Ch, 500V-2.4ohms Zener SuperMESH 3A | MOSFET N-Ch 500 Volt 3 Amp Zener SuperMESH |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | MOSFET | MOSFET | MOSFET |
| RoHS | Y | Y | Y |
| Technology | Si | Si | Si |
| Mounting Style | Through Hole | Through Hole | Through Hole |
| Package / Case | TO-220-3 | TO-220FP-3 | TO-220-3 |
| Number of Channels | 1 Channel | 1 Channel | 1 Channel |
| Transistor Polarity | N-Channel | N-Channel | N-Channel |
| Vds Drain Source Breakdown Voltage | 500 V | 500 V | 500 V |
| Id Continuous Drain Current | 3 A | 3 A | 3 A |
| Rds On Drain Source Resistance | 2.7 Ohms | 2.7 Ohms | 2.7 Ohms |
| Vgs Gate Source Voltage | 30 V | 30 V | 30 V |
| Minimum Operating Temperature | - 55 C | - 55 C | - 55 C |
| Maximum Operating Temperature | + 150 C | + 150 C | + 150 C |
| Pd Power Dissipation | 45 W | 20 W | 45 W |
| Configuration | Single | Single | Single |
| Channel Mode | Enhancement | Enhancement | Enhancement |
| Tradename | SuperMESH | - | - |
| Packaging | Tube | Tube | Tube |
| Height | 9.15 mm | 9.3 mm | 9.15 mm |
| Length | 10.4 mm | 10.4 mm | 10.4 mm |
| Series | STP4NK50ZD | STP4NK50ZFP | STP4NK50ZFP |
| Transistor Type | 1 N-Channel | 1 N-Channel | 1 N-Channel |
| Type | Power MOSFET | - | MOSFET |
| Width | 4.6 mm | 4.6 mm | 4.6 mm |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Forward Transconductance Min | 1.5 S | - | 1.5 S |
| Fall Time | 22 ns | 11 ns | 11 ns |
| Product Type | MOSFET | MOSFET | MOSFET |
| Rise Time | 15.5 ns | 7 ns | 7 ns |
| Factory Pack Quantity | 1000 | 50 | 50 |
| Subcategory | MOSFETs | MOSFETs | MOSFETs |
| Typical Turn Off Delay Time | 23 ns | 21 ns | 21 ns |
| Typical Turn On Delay Time | 9.5 ns | 10 ns | 10 ns |
| Unit Weight | 0.011640 oz | 0.011640 oz | 0.050717 oz |