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 IGBT & BJT both posses ___
  • a)
    low on-state power losses
  • b)
    high on-state power losses
  • c)
    low switching losses
  • d)
    high input impedance
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
IGBT & BJT both posses ___a)low on-state power lossesb)high on-sta...
Low on state power loss is one of the best parameters of both BJT & the IGBT.
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IGBT & BJT both posses ___a)low on-state power lossesb)high on-sta...
IGBT stands for Insulated Gate Bipolar Transistor. It is a type of power semiconductor device that is used for switching and amplifying electrical power in various applications, such as motor drives, renewable energy systems, and industrial equipment.

IGBTs combine the advantages of both the bipolar junction transistor (BJT) and the metal-oxide-semiconductor field-effect transistor (MOSFET). They have a high input impedance like MOSFETs, which allows for easier control of the device, and a low on-state voltage drop like BJTs, which reduces power losses.

IGBTs are constructed with three layers of semiconductor material: an N-type layer, a P-type layer, and another N-type layer. The P-type layer acts as a base region, while the N-type layers act as emitter and collector regions. The gate terminal, which controls the flow of current between the emitter and collector, is insulated from the semiconductor layers by a layer of oxide.

IGBTs have a voltage-controlled gate, which means they require a small voltage applied to the gate terminal to control the larger current flowing through the device. This voltage can be positive or negative, allowing for both switching on and off of the device.

Due to their high power handling capability, high voltage rating, and fast switching speed, IGBTs are widely used in high-power applications such as electric vehicles, industrial motor drives, and renewable energy systems. They offer advantages over other power semiconductor devices in terms of efficiency, reliability, and cost-effectiveness.
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IGBT & BJT both posses ___a)low on-state power lossesb)high on-state power lossesc)low switching lossesd)high input impedanceCorrect answer is option 'A'. Can you explain this answer?
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