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Power ElectronicsPower MOSFET

A power MOSFET is primarily a?

  • AVoltage-controlled device
  • BCurrent-controlled device requiring continuous base current
  • CFour-layer latching thyristor
  • DBidirectional breakover diode
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Correct Answer: A. Voltage-controlled device
Explanation: The insulated gate of a MOSFET is controlled mainly by gate-to-source voltage, with negligible steady-state gate current ideally.
Reference: Standard power electronics: power mosfet
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