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模拟电子技术基础第四?童诗?课后答案 - 百度文库

ʱ䣺 ղ ҪͶ

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ģӼ

1 ð뵼

1.1ѡʴڡ

(l)ڱ뵼м( A )ԪؿγN Ͱ뵼壬( C )ԪؿγP Ͱ뵼塣 A. B. ļ C. (2)¶ʱܵķ򱥺͵(A) A. B. C.С

(3)ڷŴijܣIB 12 uA 22 uA ʱIC lmA Ϊ2mA ôĦԼΪ( C )

A.83 B.91 C.100

(4)ЧӦܵ©ֱID2mAΪ4mAʱ,ĵƵ絼gm( A )

A. B.䣻 C.С 1.2·ͼP1.2 ʾ֪uiɺԲơ

?10sin?t(V)ԻuiuoIJΡܵͨѹ

ͼP1.2 ͼP1.2

⣺uiuoIJͼPl.2ʾ 1.3·ͼP1.3ʾ֪uiͼֵ

?5sin?t(V)ܵͨѹUD=0.7VԻuiuo

ͼP1.3 ͼP1.3

1.4·ͼP1.4ʾ, ܵͨѹUD=0.7V,UT?26mVCԽźſ

ѡĵ

.

Ϊ·uiΪҲЧֵΪ10mVʶĽЧֵΪ٣

⣺ֱܵ

ID?(V?UD)/R?2.6mA

䶯̬:

rD?UT/ID?10? ͼP1.4

ʶ̬ЧֵId?Ui/rD?1mA

1.5ֻѹܣѹֱֵ6V8VͨѹΪ0.7Vʣ (1)ǴӣɵõѹֵΪ٣ (2)DzӣֿɵõѹֵΪ٣

⣺(1)ӿɵ4֣1.4V14V6.7V8.7V (2)ӿɵ2֣0.7V6V

1.6 ֪ͼPl.6 ʾ·ѹܵȶѹUZ?6VСȶ

IZmin?5mAȶIZmax?25mA

(1)ֱUIΪ10V 15V 35V ѹUOֵ (2)UI?35Vʱؿ·ʲô Ϊʲô

⣺(1)ֻеѹ˵ ѹѹֵʱѹΪ6V UI?10VʱUO?RLUI?3.3V

R?RLUI?15VʱUO?RLUI?5VR?RL

UI?35VʱUO?RLUI?11.7V?UZUO?UZ?6VR?RL

(2)ؿ·ʱIZ?

UI?UZ?29mA?IZmax?25mAѹܽջ١ R1.7 ͼPl.7 ʾ·Уܵͨѹ

UD =1.5V 5~15mA ʱ

ѡĵ

.

ʣ(1)S ʲôλʱܷܲ⣿

(2)RȡֵΧǶ٣

⣺(1)Sպϡ (2) RķΧΪ:

Rmin?(V?UD)/IDmax?233?

Rmax?(V?UD)/IDmin?700? ͼP1.7

1.8ֲ÷Ŵ·ֻ缫ĵͼP1.8ʾֱһ缫ĵ䷽򣬲ԲȦлӣҷֱǵĵŴϵ¡

(a) (b) (a) (b) ͼPl.8 ͼPl.8

⣺ͼPl.8ʾ ŴֱΪ?a

?1mA/10?A?100?b?5mA/100?A?50

1.9÷Ŵ·ֱֻܵλͼP1.9ʾԲȦлӣ˵ǹܻܡ

ͼP1.9

:ͼ1.9

ѡĵ

模拟电子技术基础第四?童诗?课后答案 - 百度文库

.ģӼ1³ð뵼1.1ѡʴڡ(l)ڱ뵼м(A)ԪؿγNͰ뵼壬(C)ԪؿγPͰ뵼塣A.B.ļC.(2)¶ʱ
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