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MOSFET-3

Authored by WJ Tzou

Physics

University

Used 22+ times

MOSFET-3
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5 questions

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1.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

如何增加MOSFET電流大小?(複選)

縮短通道長度

增長通道長度

增加閘極端電壓

增加汲極端電壓

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

關於電晶體的電流下列敘述何者正確?(複選)

MOSFET的電流主要是漂移電流

MOSFET的電流主要是擴散電流

BJT的電流主要是漂移電流

BJT的電流主要是擴散電流

3.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

Media Image

將MOSFET比諭成管控水庫到你家水㙮的開關,下列敘述何者正確?(複選)

G端為供水閥門

VGS為抽水馬達的力道

當VGS<VT、VDS>0時,D端會有電流

當VGS>VT、VDS>0時,D端會有電流

4.

MULTIPLE SELECT QUESTION

3 mins • 1 pt

MOSFET在線性區時,下列敘述何者正確?(複選)

通道區域如同電阻器

利用閘極電壓調變通道電導

利用汲極電壓調變通道電導

VDS增加,汲極端附近衍生反轉電荷密度會增加

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

左圖為n-通道MOSFET,已知VGS1 = 3V 時 VDS(SAT)1 = 1.2V。若VGS4= 4.5V,試求VDS(SAT)4 = ? V (單選)

5

3.2

2.7

1.2

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