The 2SD2196 200V 15A 65W NPN Darlington Transistors TO-3P Plastic Package. This is a Through Hole Maximum Operating Temperature: + 150C Continuous Collector Current: 15A DC Collector/Base Gain hfe Min: 1500 Height: 13.5 mm Length 15 mm.
The BUX98A is a multi-epitaxial mesa NPN transistor in TO-3 metal case, intended for industrial applications from single and three phase mains operation.
The BS250 is a P Channel enhancement mode vertical D-MOS transistor manufactured in TO-92 package. The pin configuration of the transistor is as follows: The first pin is Source, second pin is Gate and the third pin is Drain.
BC327 is a general purpose PNP Transistor, the base of which needs to be connected to the ground, to turn on the transistor. This transistor is available in various versions and is manufactured by many different