IRF640 200V 18A N-Channel MOSFET

IRF640 200V 18A Power N-Channel MOSFET – TO-220 Package by STMicroelectronics

IRF640 is a 200V N-Channel power MOSFET from STMicroelectronics, designed for high-speed switching in power electronics and industrial systems. With a continuous drain current of 18A and low on-resistance, it offers efficient power handling with reduced heat generation in demanding circuits.

This MOSFET is ideal for UPS systems, DC-DC converters, inverters, and motor control applications. It features avalanche-rugged technology, providing high pulse energy tolerance for use in telecommunications, industrial automation, and renewable energy systems.

Encased in a TO-220 package, the IRF640 ensures excellent thermal performance and easy mounting with heatsinks. It supports fast switching and a low gate threshold voltage, allowing integration into high-frequency designs with minimal power loss. For best performance, operation is recommended at 80% of rated limits (around 160V, 14.4A).

Its reliability, switching speed, and voltage tolerance make the IRF640 a dependable choice for energy-efficient and high-voltage electronics used across automotive, lighting, and control systems.

Key Specs Voltage Rating: 200V Current Rating: 18A Continuous On-Resistance: Low Gate Threshold Voltage: Low Technology: Avalanche-Rugged N-Channel MOSFET Package: TO-220 Operating Temp: -55°C to +150°C Applications: UPS, Inverters, Motor Control, Lighting, Telecom, Industrial Automation