| Part Number | FQB3N40TM | FQB3N30TM |
|---|---|---|
| Manufacturer | Fairchild Semiconductor | Fairchild Semiconductor |
| Category | Transistors - FETs, MOSFETs - Single | Transistors - FETs, MOSFETs - Single |
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| Product Status | Obsolete | Obsolete |
| FET Type | N-Channel | N-Channel |
| Technology | MOSFET (Metal Oxide) | MOSFET (Metal Oxide) |
| Drain to Source Voltage (Vdss) | 400 V | 300 V |
| Current - Continuous Drain (Id) @ 25°C | 2.5A (Tc) | 3.2A (Tc) |
| Drive Voltage (Max Rds On, Min Rds On) | 10V | 10V |
| Rds On (Max) @ Id, Vgs | 3.4Ohm @ 1.25A, 10V | 2.2Ohm @ 1.6A, 10V |
| Vgs(th) (Max) @ Id | 5V @ 250µA | 5V @ 250µA |
| Gate Charge (Qg) (Max) @ Vgs | 7.5 nC @ 10 V | 7 nC @ 10 V |
| Vgs (Max) | ±30V | ±30V |
| Input Capacitance (Ciss) (Max) @ Vds | 230 pF @ 25 V | 230 pF @ 25 V |
| FET Feature | - | - |
| Power Dissipation (Max) | 3.13W (Ta), 55W (Tc) | 3.13W (Ta), 55W (Tc) |
| Operating Temperature | -55°C ~ 150°C (TJ) | -55°C ~ 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Supplier Device Package | D2PAK (TO-263) | D2PAK (TO-263) |
| Package / Case | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB | TO-263-3, D²Pak (2 Leads + Tab), TO-263AB |