STB6N65K3 - N-channel 650 V, 1.2 Ohm typ., 6 A SuperMESH3™ Power MOSFET in D2PAK Package

The STB6N65K3 is a high-performance N-channel power MOSFET from STMicroelectronics, designed with the advanced SuperMESH3™ technology. This MOSFET is optimized for a wide range of high-voltage applications, offering a perfect balance between switching performance and on-resistance. It comes in a robust and compact D2PAK surface-mount package, which is suitable for space-constrained applications while providing excellent power handling capability.

With a drain-source voltage (V<sub>DS) of 650 V, the STB6N65K3 is particularly suitable for high-efficiency converters and power supplies. Its low on-resistance (R<sub>DS(on)) of just 1.2 Ohm typ. ensures minimal power loss during operation, making it an energy-efficient choice for designers. A continuous drain current (I<sub>D) of 6 A allows it to handle significant power without overheating, aided by its maximum junction temperature of 150°C.

The device boasts a fast-switching capability, which is a critical attribute for reducing switching losses in applications such as switch-mode power supplies (SMPS), LED lighting, and high-efficiency converters. The STB6N65K3 also features a gate charge (Q<sub>g) optimized for low gate driving power, further enhancing its overall efficiency.

Additional features of the STB6N65K3 include a 100% avalanche tested design, ensuring reliability and robustness in harsh conditions. The MOSFET also has a low gate input resistance (R<sub>g), which simplifies the drive circuitry. Its high dv/dt capability provides improved performance in applications with high switching frequencies.

Overall, the STB6N65K3 from STMicroelectronics is an excellent choice for engineers looking for a power MOSFET that combines high voltage capability, low on-resistance, and fast switching in a compact package. Its performance and reliability make it a versatile component for a wide range of power applications.