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| Part Number | IRFS654B_FP001 | IRFS614B_FP001 | IRFS634B_FP001 | IRFS644B_FP001 | 
|---|---|---|---|---|
| Manufacturer | onsemi | onsemi | Fairchild Semiconductor | onsemi | 
| Product Status | Obsolete | Obsolete | Obsolete | Obsolete | 
| FET Type | N-Channel | N-Channel | N-Channel | N-Channel | 
| Technology | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | 
| Drain to Source Voltage (Vdss) | 250 V | 250 V | 250 V | 250 V | 
| Current - Continuous Drain (Id) @ 25°C | 21A (Tc) | 2.8A (Tc) | 8.1A (Tc) | 14A (Tc) | 
| Drive Voltage (Max Rds On, Min Rds On) | 10V | 10V | 10V | 10V | 
| Rds On (Max) @ Id, Vgs | 140mOhm @ 10.5A, 10V | 2Ohm @ 1.4A, 10V | 450mOhm @ 4.05A, 10V | 280mOhm @ 7A, 10V | 
| Vgs(th) (Max) @ Id | 4V @ 250µA | 4V @ 250µA | 4V @ 250µA | 4V @ 250µA | 
| Gate Charge (Qg) (Max) @ Vgs | 123 nC @ 10 V | 10.5 nC @ 10 V | 38 nC @ 10 V | 60 nC @ 10 V | 
| Vgs (Max) | ±30V | ±30V | ±30V | ±30V | 
| Input Capacitance (Ciss) (Max) @ Vds | 3400 pF @ 25 V | 275 pF @ 25 V | 1000 pF @ 25 V | 1600 pF @ 25 V | 
| FET Feature | - | - | - | - | 
| Power Dissipation (Max) | 50W (Tc) | 22W (Tc) | 38W (Tc) | 43W (Tc) | 
| Operating Temperature | -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 | 
| Supplier Device Package | 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 |