Design a Class AB power amplifier, as shown in Fig. 2, to be powered from ±5 Voc supplies. The amplifier must drive a 10 0 transducer, R, using 5 Vak from input signal V, that is assumed to have an extremely low source impedance. Assuming that both transistors have B = 300, calculate the following:
Design a Class AB power amplifier, as shown in Fig. 2, to be powered from ±5 Voc supplies. The amplifier must drive a 10 0 transducer, R, using 5 Vak from input signal V, that is assumed to have an extremely low source impedance. Assuming that both transistors have B = 300, calculate the following:
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![Q.3
Design a Class AB power amplifier, as shown in Fig. 2, to be powered from + 5
Voc supplies. The amplifier must drive a 10 Q transducer, RL, using 5 Vpk from
input signal Vs that is assumed to have an extremely low source impedance.
Assuming that both transistors have B = 300, calculate the following:
+Vcc
Voe
при
Vec
pnp
RL
R2
-Ve
Fig. 2, a Class AB power amplifier
(a) Peak power-in and power-out, peak-load and peak-base currents.
(b) Bias chain current and power.
(c) Equal bias resistors R, and R2.
(d) Total conversion efficiency as a percentage.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd86b943e-f1be-4b5c-b3f4-62f742945c29%2F56d69917-56c7-40ae-b7b2-85e1dd0df005%2Fnidyweu_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q.3
Design a Class AB power amplifier, as shown in Fig. 2, to be powered from + 5
Voc supplies. The amplifier must drive a 10 Q transducer, RL, using 5 Vpk from
input signal Vs that is assumed to have an extremely low source impedance.
Assuming that both transistors have B = 300, calculate the following:
+Vcc
Voe
при
Vec
pnp
RL
R2
-Ve
Fig. 2, a Class AB power amplifier
(a) Peak power-in and power-out, peak-load and peak-base currents.
(b) Bias chain current and power.
(c) Equal bias resistors R, and R2.
(d) Total conversion efficiency as a percentage.
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