The MJE340 is a silicon planar NPN transistor intended for use in medium power linear and switching applications. It is mounted in TO126. The complementary PNP type is MJE350.
The 2SA684, 2SA684-AP–Bipolar (BJT) Transistor PNP 50V 1A 200MHz 750mW Through Hole TO-92L. Pricing and Availability on 5000 almost of electronic components from BD-SpeedyTech.
The FCH47N60F is Fairchild Semiconductor first generation of high voltage super-junction (SJ) MOSFET family that is utilizing charge balance technology for outstanding low on-resistance and lower gate charge performance.