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| Part Number | FQPF4N90C | FQPF8N90C | FQPF4N90CT | FQPF6N90C | FQPF9N90C | FQPF4N90 | 
|---|---|---|---|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | onsemi | onsemi | onsemi | Fairchild Semiconductor | 
| Product Status | Obsolete | Active | Obsolete | Obsolete | Obsolete | Obsolete | 
| FET Type | N-Channel | N-Channel | N-Channel | N-Channel | N-Channel | N-Channel | 
| Technology | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | 
| Drain to Source Voltage (Vdss) | 900 V | 900 V | 900 V | 900 V | 900 V | 900 V | 
| Current - Continuous Drain (Id) @ 25°C | 4A (Tc) | 6.3A (Tc) | 4A (Tc) | 6A (Tc) | 8A (Tc) | 2.5A (Tc) | 
| Drive Voltage (Max Rds On, Min Rds On) | 10V | 10V | 10V | 10V | 10V | 10V | 
| Rds On (Max) @ Id, Vgs | 4.2Ohm @ 2A, 10V | 1.9Ohm @ 3.15A, 10V | 4.2Ohm @ 2A, 10V | 2.3Ohm @ 3A, 10V | 1.4Ohm @ 4A, 10V | 3.3Ohm @ 1.25A, 10V | 
| Vgs(th) (Max) @ Id | 5V @ 250µA | 5V @ 250µA | 5V @ 250µA | 5V @ 250µA | 5V @ 250µA | 5V @ 250µA | 
| Gate Charge (Qg) (Max) @ Vgs | 22 nC @ 10 V | 45 nC @ 10 V | 22 nC @ 10 V | 40 nC @ 10 V | 58 nC @ 10 V | 30 nC @ 10 V | 
| Vgs (Max) | ±30V | ±30V | ±30V | ±30V | ±30V | ±30V | 
| Input Capacitance (Ciss) (Max) @ Vds | 960 pF @ 25 V | 2080 pF @ 25 V | 960 pF @ 25 V | 1770 pF @ 25 V | 2730 pF @ 25 V | 1100 pF @ 25 V | 
| FET Feature | - | - | - | - | - | - | 
| Power Dissipation (Max) | 47W (Tc) | 60W (Tc) | 47W (Tc) | 56W (Tc) | 68W (Tc) | 47W (Tc) | 
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | 
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | 
| Supplier Device Package | TO-220F-3 | TO-220F | TO-220F-3 | TO-220F-3 | TO-220F-3 | TO-220F-3 | 
| Package / Case | TO-220-3 Full Pack | TO-220-3 Full Pack | TO-220-3 Full Pack | TO-220-3 Full Pack | TO-220-3 Full Pack | TO-220-3 Full Pack |