The Vishay 2N356A is an N-channel MOSFET transistor. It is a highly-reliable transistor that can be used in a variety of switching, amplifying, and power management applications. Some of its features include 200mA drain current, 60V drain-source breakdown voltage, 10V gate-source threshold voltage, and 8V gate-source maximum voltage. It also has a low input capacitance of 10pF, allowing it to switch quickly. The 2N356A is easy to use and relatively low cost, making it an ideal choice for a range of applications.