ch14_solutions

ch14_solutions - CHAPTER 14 14.1 (a) Common-collector...

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon
14-443 CHAPTER 14 14.1 (a) Common-collector Amplifier (emitter-follower) R E Q 1 R 1 R 2 R 3 + - v o R I v i 14.1 (b) Not a useful circuit because the signal is injected into the drain of the transistor. R 3 + - M 1 R D v i R I v o R 1 14.1 (c) Common-emitter Amplifier 1 k R C + - R 3 100 k Q 1 R 1 R 2 R I v i v o 14.1 (d) Common-source Amplifier
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
14-444 + - R 3 1 k R D 470 k M 1 R 2 R 1 v i R I v o 14.1 (e) Common-gate Amplifier R 1 R 3 R D + - M 1 v i R I v o 14.1 (f) Common-collector Amplifier (emitter-follower) R 1 Q 1 R E R 2 R 3 + - v o R I v i 14.1 (g) Common-source Amplifier R I v i R G R 3 R D + - v o R S J 1 14.1 (h) Common-base Amplifier
Background image of page 2
14-445 R C R E Q 1 R 3 + - R I v i v o
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
14-446 14.1 (i) Not a useful circuit since the signal is being taken out of the base terminal. R E Q 1 R B R 3 + - R I v i v o 14.1 (j) Common-source Amplifier 1 k R D + - R 3 470 k M 1 R 2 R 1 R I v i v o 14.1 (k) Common-gate Amplifier R 3 R D + - R I v i v o R S M 1 14.1 (l) Not a useful circuit because the signal is injected into the drain of the transistor. R 3 + - v o M 1 R D v i R I R S
Background image of page 4
14-447 14.1 (m) Common-source Amplifier J 1 R G R 3 R D + - v i R I v o 14.1 (n) Common-emitter Amplifier R B Q 1 R 3 + - v i R I v o 14.1 (o) Common-drain Amplifier (Source-follower) R G M R 3 + - v i R I v o 14.2 v o v i R I R S R G R D C B C C2 1k R L 100 k -V SS V DD C C1 + -
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
14-448 14.3 R I v i R S C C1 C C2 R G R D C B V DD -V SS R L 1k 100 k v o + - 14.4 R I v i R S SS R G R D C B R L 100 k C C V 1k v o + - 14.5 +15 V 220 k 15 k -15 V 150 k 22 k + - v O v I R I 3.3 k R E R B R C R L C C1 C C2 C B Q 1
Background image of page 6
14-449 14.6 (a) +15 V 220 k 15 k -15 V 150 k 22 k + - v O v I R I 3.3 k R E R B R C R L C C1 C C2 C B Q 1 (b) +15 V 220 k -15 V 150 k 22 k + - v O v I R I 3.3 k R E R B R L C C1 C C2 Q 1 14.7 (a) 220 k 15 k -15 V 3.3 k 150 k 22 k + - v O R E R B R C R L C C C B v I R I Q 1 (b) +15 V 15 k -15 V 22 k + - v O R E R C R L C C1 C C2 v I R I Q 1 14.8 a ( 29 Neglecting R out : A vt = - g m R L 1 + g m R S = - 0.005 S ( 29 2000 ( 29 1 + 0.005 S ( 29 200 ( 29 = - 5.00 A v = A R G R I + R G = -5 1 M 75 k Ω+ 1 M = -4.65 | R in = R G = 1 M R = r o 1 + g m R S ( 29 = 10 k 1 + 0.005 S ( 29 200 ( 29 [ ] = 20.0 k 2 k A i = - R G g m 1 + g m R S = - 1 M 0.005 S 1 + 0.005 S ( 29 200 ( 29 = - 2500 b ( 29 A v = - g m R L r o ( 29 R G R I + R G = - 0.005 S ( 29 2 k 10 k ( 29 1 M 75 k 1 M  = - 7.75 R = R G = 1 M R = r o = 10.0 k A i = - R G g m = - 1 M 0.005 S ( 29 = - 5000
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
14-450 14.9 a ( 29 g m = 0.02 S | r p = 75 .02 = 3750 R in = R B r p + b o + 1 ( 29 R E [ ] = 15 k 3750 Ω+ 76 200 ( 29 [ ] = 8.37 k Neglecting R out : A v = A vt R R I + R = - b o R L r p + b o + 1 ( 29 R E R R I + R A v = - 75 12 k ( 29 3750 76 200 ( 29 8.37 k 500 8.37 k  = - 44.8 R 2245 r o 1 + b o R E R th + r p + R E = 100 k 1 + 75 200 ( 29 15 k 500 ( 29 + 3750 200 = 438 k 12 k A i = - b o R B R B + r p + b o + 1 ( 29 R E = - 75 15 k 15 k 3750 76 200 ( 29 = - 33.1 a ( 29 g m = 0.02 S r p = 75 .02 = 3750 R = R B r p + b o + 1 ( 29 R E [ ] = 15 k 3750 76 560 ( 29 [ ] = 11.3 k R A v = A R R I + R = - b o R L r p + b o + 1 ( 29 R E R R I + R A v = - 75 12 k ( 29 3750 76 560 ( 29 11.3 k 500 11.3 k  = - 18.6 R 2245 r o 1 + b o R E
Background image of page 8
Image of page 9
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 44

ch14_solutions - CHAPTER 14 14.1 (a) Common-collector...

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online