บทที่ 4 การใช้ ... - star-circuit.com

บทที่ 4 การใช้ ... - star-circuit.com

LOGO 4 http://www.star-circuit.com/article/main.html 1

http://www.star-circuit.com/article/main.html

( Ground ) ( Common )

http://www.star-circuit.com/article/main.html +,- http://www.star-circuit.com/article/main.html

(Load-Line Analysis) (Q-point) )

http://www.star-circuit.com/article/main.html 1. Id

http://www.star-circuit.com/article/main.html (KVL) Ve R E Vd Vr = 0 E = Vd + IdR Vd = 0V

E = Vd + IdR = 0V + IdR http://www.star-circuit.com/article/main.html Company Logo 2.

E = Vd + IdR = Vd + (0A) R 3. Vd Id (Qpoint) ) (Vdq) ) (Idq) ) http://www.star-circuit.com/article/main.html

http://www.star-circuit.com/article/main.html

http://www.star-circuit.com/article/main.html Company Logo 1. (E) Vt) 2. (rav) )

3. Vt) Si 0.7 V Ge 0.3 V 4. Id 0.7 0.3 http://www.star-circuit.com/article/main.html

http://www.star-circuit.com/article/main.html

Id Vt) Id 0.7 V http://www.star-circuit.com/article/main.html

http://www.star-circuit.com/article/main.html

Vt) http://www.star-circuit.com/article/main.html (Rect) ifier)

1. 2. http://www.star-circuit.com/article/main.html (HalfWav) e Rect) ifier) 1

Vi = Vm sin wt) http://www.star-circuit.com/article/main.html http://www.star-circuit.com/article/main.html

http://www.star-circuit.com/article/main.html

1 Vdc 0.378 Vdc = 0.318Vm Si Vt)

Vi Vo T/2 http://www.star-circuit.com/article/main.html (FullWav) e Rect) ifier) 1 1 2

- - http://www.star-circuit.com/article/main.html 4 http://www.star-circuit.com/article/main.html

http://www.star-circuit.com/article/main.html D2 D3 D1 D4 D2 D3 D1 D4 Vo D1

D4 D2 D3 D1 D4 D2 D3 Vo http://www.star-circuit.com/article/main.html 2

http://www.star-circuit.com/article/main.html http://www.star-circuit.com/article/main.html 1: 2 2

D1 D2 Vo D2 D1 Vo http://www.star-circuit.com/article/main.html (Clipper Circuit) )

() ( ) 2

1. 2. http://www.star-circuit.com/article/main.html (Clamper Circuit) ) Vi Vdc Vo

R C http://www.star-circuit.com/article/main.html (Volt) age

Mult) iplier Circuit) ) 2,3,4 () 2 2 - 2 - 2 http://www.star-circuit.com/article/main.html

http://www.star-circuit.com/article/main.html

http://www.star-circuit.com/article/main.html

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