| PartNumber | STP8NK85Z | STP8NM50 | STP8NM50FP |
| Description | MOSFET N-CH 850V 6.7A TO-220 | MOSFET N-CH 550V 8A TO-220 | MOSFET N-CH 550V 8A TO-220FP |
| Manufacturer | ST | - | - |
| Product Category | FETs - Single | - | - |
| Series | SuperMESH | - | - |
| Packaging | Tube | - | - |
| Part Status | Obsolete | - | - |
| FET Type | N-Channel | - | - |
| Technology | MOSFET (Metal Oxide) | - | - |
| Drain to Source Voltage (Vdss) | 850V | - | - |
| Current Continuous Drain (Id) @ 25°C | 6.7A (Tc) | - | - |
| Drive Voltage (Max Rds On, Min Rds On) | 10V | - | - |
| Vgs(th) (Max) @ Id | 4.5V @ 100A | - | - |
| Gate Charge (Qg) (Max) @ Vgs | 60nC @ 10V | - | - |
| Vgs (Max) | ±30V | - | - |
| Input Capacitance (Ciss) (Max) @ Vds | 1870pF @ 25V | - | - |
| FET Feature | - | - | - |
| Power Dissipation (Max) | 150W (Tc) | - | - |
| Rds On (Max) @ Id, Vgs | 1.4 Ohm @ 3.35A, 10V | - | - |
| Operating Temperature | -55°C ~ 150°C (TJ) | - | - |
| Mounting Type | Through Hole | - | - |
| Supplier Device Package | TO-220AB | - | - |
| Package / Case | TO-220-3 | - | - |