For the differential amplifier in Figure 11.20, the parameters are:
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Microelectronics: Circuit Analysis and Design
- The ac equivalent circuit for an amplifier is shown . Assume the capacitors have infinite value, RI = 750 Ω, RB = 100 kΩ, RC = 62 kΩ, and R3 = 100 kΩ. Calculate the voltage gain and input resistance for the amplifier if the BJT Q-point is (40μA, 10 V). Assume βo = 100 and VA = 75V.arrow_forward4--In the given circuit, n MOSFETs are used.Q1, Q2,….. Parameters of Qn MOS transistors Vt=1V, γ=0, λ=0,μnCox=200μA/V2 and (W/L)1=(W/L)2=….=(W/L)n=20a) VGS=?, ID=?, gm=?b) Find the input and output impedance.c) Find the voltage gain.arrow_forwardPlease complete 1-3 In the Common Emitter Amplifier shown, the emitter current is found to be equal to IE =1mA. Assuming that the collector resistance RC = 1 kΩ, Calculate The internal emitter resistance, r’e. The gain of this amplifier, Av. The voltage gain in dB. Given an input voltage of 50 mV, calculate the output voltage.arrow_forward
- Consider the common-source amplifier shown in Figure P11.50. The NMOS transistor has KP=50 μA/V2, L=5 μm, W=500 μm, Vto=1 V and rd=∞.a. Determine the values of IDQ, VDSQ and gm. b. Compute the voltage gain, input resistance, and output resistance, assuming that the coupling capacitors are short circuits for the ac signal. Repeat Problem P11.50 for an NMOS transistor having KP=50 μA/V2, W=600 μm, L=20 μm, Vto=2 V and rd=∞. Compare the gain with that attained in Problem P11.50.arrow_forwardSOLVE NUMBER 2 .1. Solve the output voltage if the gain is 24 db with aninput of 5mV.? 2. Assume a load resistor, RL of 2.2kΩs and a supply voltage of 24v. Calculate the Collector current (Ic) flowing through the load resistor when the transistor is switched fully "ON", assume Vce = 0, & β = 100. Also find the value of the Emitter resistor, Re with a voltage drop of 1.3v across it, R1, R2, and Ib. Assume also a value of 9 times Ib flowing through the resistor R2, while 10 times Ib flowing through R1.arrow_forwardTopic: Input and Output Characteristics of Transistor in Common Base Configuration Answer in 2-3 sentences each. Need a kind tutor that will do it for me. Thank you! 1. What are the applications of the common base (CB) configuration? 2. What are the output and input impedances of CB configuration?arrow_forward
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- Answer these questions. Explain Phase inversion of Common Emitter Amplifier. How Common Base Amplifier differs from Common Emitter and Common Collector Amplifier? Calculate Voltage Gain if RC = 150 Ω and RL = 200 Ω, IE = 1.5mAarrow_forwardThe ac equivalent circuit for an amplifier is shown . Assume the capacitors have infinite value, RI = 10 kΩ, RB = 5 MΩ, RC = 1.5 MΩ, and R3 = 3.3 MΩ. Calculate the input resistance and output resistance for the amplifier if the BJT Q-point is (2 μA, 2 V). Assume βo = 40 and VA = 50 V.arrow_forwardThe ac equivalent circuit for an amplifier is shown. Assume the capacitors have infinite value, RI =750Ω, RB =100 kΩ, RC =100 kΩ, and R3 =100 kΩ. Calculate the input resistance and output resistance for the amplifier if the BJT Q-point is (75 μA, 10 V). Assume βo =100 and VA =75 V.arrow_forward
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