
113-1電機二乙電子學2-2
Quiz
•
Engineering
•
11th Grade
•
Hard
煥宗 賴
Used 1+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
有關二極體PN電容特性,下列敘述何者有誤?
空乏電容與逆向偏壓成反比
空乏電容與空乏區寬度成反比
擴散電容與順向偏壓成正比
擴散電容與電子電洞平均壽命無關
2.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
有一P-N接面二極體,若P型的雜質濃度高於N型,其空乏區以哪一型區所佔的寬度較大?
N型區
P型區
兩區相等
無法比較
3.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
室溫下,矽二極體的障壁電位(壓)為何?
0.1
0.3
0.5
0.7
4.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
室溫下,鍺(Ge)二極體每上升1oC則障壁電壓有何影響?
+1mV
-1mV
+2.5mV
-2.5mV
5.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
障壁電位是因為在空乏區內有什麼?
自由電子
電洞
自由電子與電洞
正離子與負離子
6.
MULTIPLE CHOICE QUESTION
10 sec • 1 pt
PN接面二極體的障壁電位,其極性為何?
P端為正,N端為負
P端為負,N端為正
視溫度而定
視雜質濃度而定
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
P型半導體與N型半導體結合時,在PN接面會形成空乏區,在靠P側的空乏區內有什麼?
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