Fig. 6.61 shows an alternate scheme for biasing the NE5234 output stage . Ignoring all base currents,
Question:
Figure 6.61
Figure 6.42
Transcribed Image Text:
Vcc R65 R43 7.5 k2 1.3 k2 IREF = |!c36l – Ic35 7.4 μΑ Pbase Q64 Q43 Q74 Q68 25 Out 26 Q40 Q39 Q65 Оз7 R46 R40 R39. 1.3 k2 2.5 kn Q75 2.5 k2 Nbase Q46 Ic69 Ic63 33 μΑ IC41 18 μΑ 6 μΑ Оз8 -VEE = 0 7.4 7.29 -7.4 Qid Q2 Озя O39 -6.79 9.0 8.33 9.0 8.48 -3.0 -2.65 Q41 Q42 Q43 18 17.2 28 27.3 Q4 -3.0 -2.63 -28 -27.9 4 -6.0 -5.79 Qs Q6 Qas -0.93 -0.939 1 -5.1 -4.15 1 -6.0 -5.76 3.06 6.16 -5.25 Qs Q9 3.0 Q4s Qs9 Os0 Qs1 Os2 Qs3 Os4 Os Oss -6.0 6.0 6.0 5.74 6.0 6.17 -6.0 -5.80 -6.0 -5.81 -6.0 -5.01 Q12 -3.0 -3.14 6.0 6.73 -6.0 -5.84 6.0 5.74 Q14 1 -6.0 -5.84 -6.0 -5.76 -3.13 -4.01 -3.0 -6.0 -15.9 Q16 -4.0 6.0 5.01 Q17 Q18 Q19 1 -21 -17.6 Os7 Qss Os9 6.0 5.85 -21 -17.7 -6.0 -5.76 -4.0 -4.01 6.0 5.64 -6.35 Q20 Q21 Q2 Q23 Q24 -6.6 6.0 5.78 -4.0 -3.25 -6.0 -5.83 -4.0 -3.38 6.0 5.08 33 25.3 Q64 Qos Q66 Q67 Q68 13 5.04 10 9.13 -200 -216 Q26 Q27 Q28 Q29 Озо O31 10 8.94 -37 -43.2 10 6.19 10 6.19 11 12.0 42 34.0 6.0 5.75 6.6 5.23 6.6 5.50 21 25.9 -6.6 -4.59 Оз O34 Qn Q73 Q74 -6.6 -4.81 6.6 4.58 32 -1200 -1260 6.6 4.70 10 210 264 Оз6 1 -14 -12.4 242 t24
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Related Book For
Analysis and Design of Analog Integrated Circuits
ISBN: 978-0470245996
5th edition
Authors: Paul R. Gray, Paul J. Hurst Stephen H. Lewis, Robert G. Meyer
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