MOSFET AND IGBT - Quiz

1) How many alternating layers are there in IGBT?

2 layers 3 layers 4 layers Single layer

2) Which insulation layer is used in MOSFET?

Silicon-di-oxide Arsenic material Antimony material Germanium material

3) Which electrical quantity controls the operation of the bipolar transistor device?

Energy Current Voltage Frequency

4) What is the drawback of IGBT compared to the power MOSFET?

Poor switching speed Poor current conduction capability Higher driving power requirement Not suitable for power applications

5) How the drive circuits for the power MOSFETs are coupled?

Direct coupling method Using logic circuitry Using pulse transformer Using transistors