STL40DN3LLH5
MOSFET 2N-CH 30V 40A POWERFLAT56
Transistors Fets Mosfets Arrays
8-PowerVDFN
STripFET™ V
Active
Price available on request
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | STMicroelectronics |
| Model | STL40DN3LLH5 |
| Package / Case | 8-PowerVDFN |
| Mounting Type | Surface Mount |
| Operating Temperature | -55°C ~ 175°C (TJ) |
| FET Type | 2 N-Channel (Dual) |
| Drain to Source Voltage (Vdss) | 30V |
| Rds On (Max) | 18mOhm @ 5.5A, 10V |
| Vgs(th) (Max) | 1.5V @ 250µA |
| Gate Charge (Qg) | 4.5nC @ 4.5V |
| Input Capacitance (Ciss) | 475pF @ 25V |
| Power Dissipation (Max) | 60W |
| Supplier Device Package | PowerFlat™ (5x6) |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
STL40DN3LLH5 by STMicroelectronics is an N-channel power MOSFET rated at 30V / N/A, commonly used in DC-DC converters, motor drivers, power supplies, and battery protection circuits. The 8-PowerVDFN package offers good thermal performance for SMT mounting. Key spec: Rds(on) max 18mOhm @ 5.5A, 10V. Select gate driver voltage carefully — logic-level variants exist for direct MCU drive.
📖 Technical Guides for STL40DN3LLH5
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All Technical Specifications
| FET Type | 2 N-Channel (Dual) |
| FET Feature | Standard |
| Power - Max | 60W |
| Vgs(th) (Max) @ Id | 1.5V @ 250µA |
| Rds On (Max) @ Id, Vgs | 18mOhm @ 5.5A, 10V |
| Gate Charge (Qg) (Max) @ Vgs | 4.5nC @ 4.5V |
| Drain to Source Voltage (Vdss) | 30V |
| Input Capacitance (Ciss) (Max) @ Vds | 475pF @ 25V |
| Current - Continuous Drain (Id) @ 25°C | 40A |
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