There is an electron inversion layer already exists with zero gate voltage in the depletion mode MOSFET.( )
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Three operating conditions in the MOS capacitor: ______ , ______ , ______ .
The advantages of the GaAs MESFET include ( ).
A. higher electron mobility,
B. smaller transit time and faster response;
C. decreased parasitic capacitance
D. a simplified fabrication process
Power MOSFET transistor structures include ( ).
A. DMOS:double-diffused MOS (DMOS) transistor
B. VMOS:vertical channel MOS (VMOS) transistor
C. HEXFET
D. npn bipolar transistor
Two breakdown mechanisms in a bipolar transistor are ( ).
A. punch-through.
B. reverse breakdown
C. avalanche breakdown
D. near avalanche breakdown
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