Lecture 10 coupling and bypass design

[...]... 7/1/03 Microelectronic Circuit Design McGraw-Hill Chap 14 - 17 Coupling and Bypass Capacitor Design: C-B and C G Amplifiers (Example) C-G    Problem: Choose values of coupling and bypass capacitors Given data: f = 100 0Hz, values of all resistors and input and output 100 0Hz resistances for both C-E and C-S amplifiers Analysis: For C-B amplifier: Rin  R6 RiE  13kΩ 102 Ω 100 Ω Rout  RC RiC  22kΩ 3.93MΩ... Rout  R6 RiS C3 For coupling capacitor C3, 1 C3   R3  Rout  Jaeger/Blalock 7/1/03 Microelectronic Circuit Design McGraw-Hill  Chap 14 - 13 Coupling and Bypass Capacitor Design: CC C-C and C D Amplifiers (Example) C-D    Problem: Choose values of coupling and bypass capacitors Given data: f = 100 0Hz, values of all resistors and input and output 100 0Hz resistances for both C-E and C-S amplifiers... 7/1/03 Microelectronic Circuit Design McGraw-Hill  Chap 14 - 11 Coupling and Bypass Capacitor Design: C-C and C-D Amplifiers For C-C amplifier, R  R RiB in B For C-D amplifier, R  R RiG in G For coupling capacitor C1, 1 C  1 R  R     in   I  Jaeger/Blalock 7/1/03 Microelectronic Circuit Design McGraw-Hill Chap 14 - 12 Coupling and Bypass Capacitor Design: C-C and C-D Amplifiers For C-C amplifier,...  100 0pF 1 1 C3   782pF  R3  Rout    C3  8200pF Microelectronic Circuit Design McGraw-Hill Chap 14 - 14 Coupling and Bypass Capacitor Design: CB C-B and C G Amplifiers C-G For C-B amplifier, Rin  R6 RiE For C-G amplifier, Rin  R6 RiS For coupling capacitor C1, 1 C  1 R  R     in   I  Jaeger/Blalock 7/1/03 Microelectronic Circuit Design McGraw-Hill Chap 14 - 15 Coupling and Bypass. . .Coupling and Bypass Capacitor Design: C-E p ( p ) and C-S Amplifiers (Example)   Problem: Choose values of coupling and bypass capacitors Given data: f = 100 0Hz, values of all resistors and input and output resistances for C S amplifier C-S amplifier R  R  892kΩ in G 1 C   178pF  C  1800pF... Bypass Capacitor Design: CB C-B and C G Amplifiers C-G C3 For C-B amplifier, Rout  RC RiC For C-G amplifier, Rout  RD RiD C3 For coupling capacitor C3, 1 C3   R3  Rout  Jaeger/Blalock 7/1/03 Microelectronic Circuit Design McGraw-Hill  Chap 14 - 16 Coupling and Bypass Capacitor Design: CB C-B and C G Amplifiers (contd.) C-G In this case, we can neglect impedances of capacitors C1 and C3 , the find... )    1 C3   1.31nF  C3  0.015F  R3  Rout   Jaeger/Blalock 7/1/03   Microelectronic Circuit Design McGraw-Hill Chap 14 - 18 Coupling and Bypass Capacitor Design: C-B and C-G Amplifiers (Example contd.) For C G amplifier: C-G Rin  R6 RiS  12kΩ 2.04kΩ 1.74kΩ Rout  RD RiD  22kΩ 410kΩ 20.9kΩ 1 C   42.6nF  C  0.42F 1 R  R  1     in   I 1 C   178 pF  1800 pF   2 ... 1 R  R  1     in   I 1 C   178 pF  1800 pF   2  R R   1 2   1 C3   1.31nF  C3  0.015F  R3  Rout  Jaeger/Blalock 7/1/03  Microelectronic Circuit Design McGraw-Hill Chap 14 - 19 End of Lecture 10 . EE 322 El t i II El ec t ron i cs II Lecture 10 Coupling and Bypass Capacitor Design 8/18/2013 1 Coupling and Bypass Capacitor Design  Since impedance of a capacitor increases with. 99nF 1    C C F 02 . 0 1 1 . 99nF 1                C in R I R C   nF2.67 ) / 1 ( 1 2        R R C   F0.68 2 ) / 1 ( 4           C m g E R R   F015.0 3 nF31.1 1 3     C C   3 3 3    out RR Jaeger/Blalock 7/1/03 Microelectronic Circuit Design McGraw-Hill Chap 14 - 10 Coupling and Bypass Capacitor Design: C-E and C-S Am p lifiers ( Exam p le ) p(p)  Problem: Choose values of coupling and bypass capacitors. . Circuit Design McGraw-Hill Chap 14 - 13 Coupling and Bypass Capacitor Design: C - CandC - D Amplifiers (Example) C C and C D Amplifiers (Example)  Problem: Choose values of coupling and bypass