HW_S09_10

# HW_S09_10 - 16.18 (a) Mid-band: Low frequency: b ( 29 g m =...

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Unformatted text preview: 16.18 (a) Mid-band: Low frequency: b ( 29 g m = 40 I C = 40 0.164 mA ( 29 = 6.56 mS | r π = β o g m = 100 6.56 mS = 15.2 k Ω | r o = ∞ V A not given ( 29 R in = R 1 R 2 r π = 100 k Ω 300 k Ω 15.2 k Ω = 12.6 k Ω | R L = R C R 3 = 43 k Ω 43 k Ω = 21.5 k Ω A mid = R in R I + R in g m R L = 12.6 k Ω 1 k Ω + 12.6 k Ω 6.56 mS ( 29 21.5 k Ω ( 29 = - 131 SCTC : R 1 S = R I + R in = 1 k Ω + 12.6 k Ω = 13.6 k Ω | R th = R 1 R 2 R I = 100 k Ω 300 k Ω 1 k Ω = 987 Ω R 2 S = R E R th + r π β o + 1 = 13 k Ω 987 Ω + 15.2 k Ω 101 = 158 Ω | R 3 S = R C + R 3 = 43 k Ω + 43 k Ω = 86 k Ω f L 2245 1 2 π 1 5 x 10- 6 13.6 k Ω ( 29 + 1 22 x 10- 6 158 Ω ( 29 + 1 1 x 10- 6 86 k Ω ( 29 = 14.7 + 288 + 11.6 ( 29 2 π = 50.0 Hz c ( 29 V CC = I E R E + V EC + I C R C = 0.164 mA 101 100 13 k Ω ( 29 + 2.79 V + 0.164 mA 43 k Ω ( 29 = 12.0 V 21.5 k Ω v i 1 k Ω 43 k Ω 43 k Ω 100k Ω 300k Ω...
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## This note was uploaded on 01/20/2010 for the course ECE 255 taught by Professor Staff during the Spring '08 term at Purdue University.

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HW_S09_10 - 16.18 (a) Mid-band: Low frequency: b ( 29 g m =...

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