| PartNumber | STD4NK50ZT4 | STD4NK50ZD-1 | STD4NK50ZD |
| Description | MOSFET N-Ch 500 Volt 3 Amp Zener SuperMESH | MOSFET N Ch 500V 2.4 Ohm 3A | MOSFET SuperMESH Power MOSFET |
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Product Category | MOSFET | MOSFET | MOSFET |
| RoHS | Y | Y | Y |
| Technology | Si | Si | Si |
| Mounting Style | SMD/SMT | Through Hole | SMD/SMT |
| Package / Case | TO-252-3 | TO-251-3 | TO-252-3 |
| 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 | 2.4 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 | 45 W | 45 W |
| Configuration | Single | Single | Single |
| Channel Mode | Enhancement | Enhancement | Enhancement |
| Packaging | Reel | Tube | Reel |
| Height | 2.4 mm | 6.2 mm | 2.4 mm |
| Length | 6.6 mm | 6.6 mm | 6.6 mm |
| Series | STD4NK50Z | STD4NK50ZD | STD4NK50ZD |
| Transistor Type | 1 N-Channel | 1 N-Channel | 1 N-Channel |
| Type | MOSFET | - | Power MOSFET |
| Width | 6.2 mm | 2.4 mm | 6.2 mm |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Forward Transconductance Min | 1.5 S | - | 1.5 S |
| Fall Time | 11 ns | 22 ns | 22 ns |
| Product Type | MOSFET | MOSFET | MOSFET |
| Rise Time | 7 ns | 15.5 ns | 15.5 ns |
| Factory Pack Quantity | 2500 | 75 | 2500 |
| Subcategory | MOSFETs | MOSFETs | MOSFETs |
| Typical Turn Off Delay Time | 21 ns | 23 ns | 23 ns |
| Typical Turn On Delay Time | 10 ns | 9.5 ns | 9.5 ns |
| Unit Weight | 0.139332 oz | 0.139332 oz | 0.139332 oz |