The STF40NF20 is a high-performance N-Channel Power MOSFET produced by STMicroelectronics. This MOSFET is designed to handle high-speed switching applications with a drain-source voltage of 200V, making it suitable for a wide range of power supply and conversion tasks in both industrial and consumer electronics.
Key Features
- Low On-Resistance: The STF40NF20 boasts an exceptionally low on-resistance (R<sub>DS(on)) of 0.04Ω, which enhances its efficiency by minimizing conduction losses.
- High Current Capability: With a continuous drain current (I<sub>D) of 40A, this MOSFET can handle significant power levels, making it ideal for demanding applications.
- Enhanced Switching Performance: Its fast switching speed ensures efficient operation at high frequencies, which is essential for modern power conversion systems.
- 100% Avalanche Tested: The STF40NF20 is guaranteed to withstand rugged operating conditions, having been tested for avalanche ruggedness, which ensures reliability under stress.
Applications
The STF40NF20 is well-suited for a variety of applications, including:
- Switch Mode Power Supplies (SMPS)
- High-efficiency DC-DC converters
- Motor control circuits
- Power management functions
- LED lighting solutions
Product Specifications
Parameter
Value
Drain-source Voltage (V<sub>DS)
200V
Continuous Drain Current (I<sub>D)
40A
On-Resistance (R<sub>DS(on))
0.04Ω
Power Dissipation (P<sub>D)
300W
Operating Temperature Range
-55°C to +175°C
With its robust design and impressive electrical characteristics, the STF40NF20 from STMicroelectronics stands out as a reliable choice for engineers looking to optimize the performance and efficiency of their power management systems.
