Using a transistor ... control circuits. We’ve embedded his twenty-minute video after the break. In it he talks about the use of transistors, the difference between NPN and PNP transistors ...

In this lesson, students build two circuits and explore how transistors ... The diagram illustrates the basic design of an NPN junction transistor. Two slices of N-type semiconductor, the emitter ...

N-FETs are like NPN transistors – the gate pin needs to ... and when drawing the schematic, the FET symbol will often have the diode drawn inside – or, at least, an arrow going from the ...