Consider a class-A power amplifier using output transformer as in the beside figure, where the transformer ration N=1.5. β=100, VBE =0,6V
Consider a class-A power amplifier using output transformer as in the beside figure, where the transformer ration N=1.5. β=100, VBE =0,6V.
Determine: a/ Maximum power consumed by the load RL .
b/ Average power supplied by the DC source.
c/ Efficiency of the circuit.
d/ Average power dissipation of BJT
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Consider a class-A power amplifier using output transformer as in the beside figure, where the transformer ration N=1.5. β=100, VBE =0,6V
2. Consider a class B BJT output stage with a square wave output voltage of amplitude Vo across a...
2. Consider a class B BJT output stage with a square wave output voltage of amplitude Vo across a load Ri. and employing power supplies Vss. Neglecting the effects of finite VBE and VCEs (i.e., assume both VBE and VcEsat are negligible small) determine the load power, the supply power, the power conversion efficiency, the maximum attainable power conversion efficiency and the corresponding value of Vo.
2. Consider a class B BJT output stage with a square wave output voltage...
Consider the BJT common-emitter amplifier in Figure 1. Assume that the 2N3904G transistor has the following parameters: β-206, VBE-0.TV and the Early voltage VAT 1000V. vCC RB1a I multiple resistors...
Consider the BJT common-emitter amplifier in Figure 1. Assume that the 2N3904G transistor has the following parameters: β-206, VBE-0.TV and the Early voltage VAT 1000V. vCC RB1a I multiple resistors RC want n Vload 22HF Rload 01 2N3904G V1 6302 4.7HF RE2CE 0.01Vpk 1kHz maliple esistons lue you available in the ki Figure 1 BJT CE amplifier 0.5 V and VC-3 V (a) Design the DC biasing circuit so that lc-2 mA, VCE = 2.5 V, VE
Consider the BJT...
a) What is "power-conversion efficiency' of an output stage? Comparo the class-A and class-B amplifier output...
a) What is "power-conversion efficiency' of an output stage? Comparo the class-A and class-B amplifier output stages with rospect to their power-conversion officiencies. b) Assume that an emitter follower 9, is used as a class-A output stago, with the constant current supplied by another transistor 2. (as in Figure Q.4.a). Let Vcc=16V, 1 =100mA, and R=10002. If the output voltage is an 4-V-peak sinusoid, find the power conversion efficiency. VC Figure Q.4.a c) Explain the crossover distortion in a class-B...
Consider the output stage shown in Fig. BIT has β = x and VBE = 0.7...
Consider the output stage shown in Fig. BIT has β = x and VBE = 0.7 V when it is on. Choose RL so that 0.32 w of power is dissipated m the load under the given input conditions. Plot our and ig in the space provided in Fig. what is the efficiency of the output stage under these conditions? b-) VouT (V) ut (rad) 180 140 ie (mA) 100 1--1 ut (rad) TT 3TT/2
Solve for the over-all Power Gain, Output Power, Quiescent Power, and Efficiency Vee 12V Qa 0, 0....
Solve for the over-all Power Gain, Output Power, Quiescent Power, and Efficiency Vee 12V Qa 0, 0.22 pP 10 pF o Ln OkH 00 pF 33 Ω 2 W 100 pF 3 Class C(15pts) 2.1 For a class B amplifier providing a 20-V peak signal to a 16- ohm load (speaker) and a power supply of VCC 30 V, determine the A class C amplifier is driven by a 100 kHz signal. The transistor is on for 2 us, and...
Consider the output stage shown in Fig. BIT has β = x and VBE = 0.7 V when it is on. Choose RL so that 0.32 w of power is dissipated m the load under the given input conditions. Plot our and ig i...
Consider the output stage shown in Fig. BIT has β = x and VBE = 0.7 V when it is on. Choose RL so that 0.32 w of power is dissipated m the load under the given input conditions. Plot our and ig in the space provided in Fig. what is the efficiency of the output stage under these conditions? b-) VouT (V) ut (rad) 180 140 ie (mA) 100 1--1 ut (rad) TT 3TT/2
Consider the output stage shown...
The balanced positive and negative DC power supplies of an ideal class AB amplifier are set...
The balanced positive and negative DC power supplies of an ideal class AB amplifier are set at Vcc = +18 volts and Vss=-18 volts. For a sinusodal input signal that results in maximum sinusoidal output voltage across the resistive load RL = 30.0 ohms, the average power dissipated by the resistive load RL is determined as nearest to which of the following answers:- O 1.2 watts 3.8 watts O 5.4 watts O 11.25 watts 13.1 watts
Design a BJT amplifier based on the specifications provided in the table below. Your design shoul...
THE STEPS TO DO SO:
Design a BJT amplifier based on the specifications provided in the table below. Your design should be insensitive to β variations, and both the input and the output should be AC coupled as in Fig. 1. Supply Voltage, Vcc Load Resistance, RL Transistor's Current Gain, β Relative Variation of lc for VBE-0.7 ± 0.1 V 0-to-Peak Output Swing, Vo Voltage Gain, A Input Resistance, R THD for 5kHz IV (0-to-peak) Sine Wave Output Voltage, V。S5%...
Design a class B power amplifier as in Figure to provide an output power of 100W for the load RL = 16 Ω. The power supply VCC should be 4 V larger than the amplitude of output voltage v0 so that transistors are not saturated and the signal is not linearly
a/ Determine the power supply VCC. b/ Find the peak output current Iom. c/ Find the power supplied by DC sources
and the efficiency of the amplifier. d/ Find the maximum dissipated power on
each transistor.
100 1.5 0.27 5. 6 Pl. Consider the CB amplifier of Figure 1, for which Vcc-15...
100 1.5 0.27 5. 6 Pl. Consider the CB amplifier of Figure 1, for which Vcc-15 V, Rs-50 Ω, and RL-10 kQ. For the BJT, assume that B150, VBE.on0.7 V, and VcE,sat 0.3 V, and ignore the Early effect. For the other resistances, however, assume the same values as those you used for the Common-Emitter (CE) amplifier lab (disregard the value for RE2, as the resistor does not exist in the CB amplifier of Figure 1). Therefore, copy the same...
2. Consider a class B BJT output stage with a square wave output voltage of amplitude Vo across a load Ri. and employing power supplies Vss. Neglecting the effects of finite VBE and VCEs (i.e., assume both VBE and VcEsat are negligible small) determine the load power, the supply power, the power conversion efficiency, the maximum attainable power conversion efficiency and the corresponding value of Vo.
2. Consider a class B BJT output stage with a square wave output voltage...
Consider the BJT common-emitter amplifier in Figure 1. Assume that the 2N3904G transistor has the following parameters: β-206, VBE-0.TV and the Early voltage VAT 1000V. vCC RB1a I multiple resistors RC want n Vload 22HF Rload 01 2N3904G V1 6302 4.7HF RE2CE 0.01Vpk 1kHz maliple esistons lue you available in the ki Figure 1 BJT CE amplifier 0.5 V and VC-3 V (a) Design the DC biasing circuit so that lc-2 mA, VCE = 2.5 V, VE
Consider the BJT...
a) What is "power-conversion efficiency' of an output stage? Comparo the class-A and class-B amplifier output stages with rospect to their power-conversion officiencies. b) Assume that an emitter follower 9, is used as a class-A output stago, with the constant current supplied by another transistor 2. (as in Figure Q.4.a). Let Vcc=16V, 1 =100mA, and R=10002. If the output voltage is an 4-V-peak sinusoid, find the power conversion efficiency. VC Figure Q.4.a c) Explain the crossover distortion in a class-B...
Consider the output stage shown in Fig. BIT has β = x and VBE = 0.7 V when it is on. Choose RL so that 0.32 w of power is dissipated m the load under the given input conditions. Plot our and ig in the space provided in Fig. what is the efficiency of the output stage under these conditions? b-) VouT (V) ut (rad) 180 140 ie (mA) 100 1--1 ut (rad) TT 3TT/2
Solve for the over-all Power Gain, Output Power, Quiescent Power, and Efficiency Vee 12V Qa 0, 0.22 pP 10 pF o Ln OkH 00 pF 33 Ω 2 W 100 pF 3 Class C(15pts) 2.1 For a class B amplifier providing a 20-V peak signal to a 16- ohm load (speaker) and a power supply of VCC 30 V, determine the A class C amplifier is driven by a 100 kHz signal. The transistor is on for 2 us, and...
Consider the output stage shown in Fig. BIT has β = x and VBE = 0.7 V when it is on. Choose RL so that 0.32 w of power is dissipated m the load under the given input conditions. Plot our and ig in the space provided in Fig. what is the efficiency of the output stage under these conditions? b-) VouT (V) ut (rad) 180 140 ie (mA) 100 1--1 ut (rad) TT 3TT/2
Consider the output stage shown...
The balanced positive and negative DC power supplies of an ideal class AB amplifier are set at Vcc = +18 volts and Vss=-18 volts. For a sinusodal input signal that results in maximum sinusoidal output voltage across the resistive load RL = 30.0 ohms, the average power dissipated by the resistive load RL is determined as nearest to which of the following answers:- O 1.2 watts 3.8 watts O 5.4 watts O 11.25 watts 13.1 watts
THE STEPS TO DO SO:
Design a BJT amplifier based on the specifications provided in the table below. Your design should be insensitive to β variations, and both the input and the output should be AC coupled as in Fig. 1. Supply Voltage, Vcc Load Resistance, RL Transistor's Current Gain, β Relative Variation of lc for VBE-0.7 ± 0.1 V 0-to-Peak Output Swing, Vo Voltage Gain, A Input Resistance, R THD for 5kHz IV (0-to-peak) Sine Wave Output Voltage, V。S5%...
100 1.5 0.27 5. 6 Pl. Consider the CB amplifier of Figure 1, for which Vcc-15 V, Rs-50 Ω, and RL-10 kQ. For the BJT, assume that B150, VBE.on0.7 V, and VcE,sat 0.3 V, and ignore the Early effect. For the other resistances, however, assume the same values as those you used for the Common-Emitter (CE) amplifier lab (disregard the value for RE2, as the resistor does not exist in the CB amplifier of Figure 1). Therefore, copy the same...
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