STMicroelectronics

STW40N95DK5

STW40N95DK5 Description

The STW40N95DK5 from STMicroelectronics is a high-performance N-channel MOSFET designed for demanding power applications. With a 950V drain-to-source voltage (Vdss) and 38A continuous drain current (Id), it is optimized for high-voltage switching. Built using MDmesh™ DK5 technology, it delivers superior efficiency with low on-resistance (Rds(on) of 130mOhm @ 10V, 19A) and reduced switching losses. The device features a high input capacitance (Ciss: 3480pF @ 100V) and gate charge (Qg: 100nC @ 10V), ensuring robust performance in fast-switching circuits. Packaged in a TO-247 through-hole format, it is RoHS3 compliant and suitable for industrial environments.

STW40N95DK5 Features

• High Voltage Rating: 950V Vdss for reliable operation in high-power circuits.
• Low Rds(on): 130mOhm minimizes conduction losses, improving thermal performance.
• MDmesh™ DK5 Technology: Enhances switching efficiency and reduces EMI.
• High Current Handling: 38A continuous drain current (Tc) for robust power delivery.
• Wide Gate-Source Voltage Range: ±30V Vgs(max) for flexible drive compatibility.
• Optimized Switching Performance: Low gate charge (100nC) for fast transitions.
• Industrial-Grade Reliability: REACH unaffected, MSL 1 (unlimited), and RoHS3 compliant.

STW40N95DK5 Applications

• Switched-Mode Power Supplies (SMPS): High-efficiency PFC and DC-DC converters.
• Motor Drives: Inverters and H-bridge configurations for industrial motors.
• Renewable Energy Systems: Solar inverters and wind power converters.
• Induction Heating: High-frequency resonant circuits requiring low losses.
• Industrial Automation: High-voltage switching in PLCs and power controllers.

Conclusion of STW40N95DK5

The STW40N95DK5 is a high-voltage, low-loss MOSFET ideal for power electronics demanding efficiency and reliability. Its MDmesh™ DK5 technology and TO-247 package make it a standout choice for SMPS, motor drives, and renewable energy systems, offering superior thermal and electrical performance. With STMicroelectronics' proven quality, this MOSFET ensures long-term durability in harsh industrial environments.