STFW3N170 is a discrete semiconductor component manufactured by STMicroelectronics. It is a N-channel Power MOSFET transistor designed for high-speed switching applications in power management circuits. The key features of STFW3N170 include a drain-source voltage rating of 170 volts, a continuous drain current rating of 11.7 amps, and a low on-resistance of 0.36 ohms. This MOSFET also has a gate threshold voltage of 2-4 volts, making it compatible with a wide range of control circuits. Additionally, STFW3N170 has a compact TO-220 package for easy mounting on circuit boards. Overall, this component is ideal for applications requiring efficient power switching and control in a compact form factor