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| Part Number | FQA30N40 | FQA35N40 | FQA20N40 |
|---|---|---|---|
| Manufacturer | onsemi | Fairchild Semiconductor | onsemi |
| Product Status | Obsolete | Obsolete | Obsolete |
| FET Type | N-Channel | N-Channel | N-Channel |
| Technology | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 400 V | 400 V | 400 V |
| Current - Continuous Drain (Id) @ 25°C | 30A (Tc) | 35A (Tc) | 19.5A (Tc) |
| Drive Voltage (Max Rds On, Min Rds On) | 10V | 10V | 10V |
| Rds On (Max) @ Id, Vgs | 140mOhm @ 15A, 10V | 105mOhm @ 17.5A, 10V | 220mOhm @ 9.8A, 10V |
| Vgs(th) (Max) @ Id | 5V @ 250µA | 5V @ 250µA | 5V @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 120 nC @ 10 V | 140 nC @ 10 V | 75 nC @ 10 V |
| Vgs (Max) | ±30V | ±30V | ±30V |
| Input Capacitance (Ciss) (Max) @ Vds | 4400 pF @ 25 V | 5600 pF @ 25 V | 2800 pF @ 25 V |
| FET Feature | - | - | - |
| Power Dissipation (Max) | 290W (Tc) | 310W (Tc) | 200W (Tc) |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Through Hole | Through Hole | Through Hole |
| Supplier Device Package | TO-3PN | TO-3P | TO-3P |
| Package / Case | TO-3P-3, SC-65-3 | TO-3P-3, SC-65-3 | TO-3P-3, SC-65-3 |
