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Consider the diff-amp described in Example 11.3 . Assume the same circuit and transistor parameters except for the current source output resistance
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Microelectronics: Circuit Analysis and Design
- I think is true because the Wilson circuit provide a high output resistances , is it true or false and whyarrow_forwardHow experimental setup is prepared for a CE transistor configuration. Drawits a h-parameter model. Find amplifier parameters given below using this model- (i) Current gain(ii) Input impedance(iii) Voltage Amplification (AVS) consideration source impedance(iv) Current Amplification (AIS) consideration source impedancearrow_forwardQUESTION 2 A non-inverting amplifier has a 15-k Rf and a 1.2-kR,. How much is its closed-loop volt 9. 12.5. -12.5. 13.5.arrow_forward
- 1. Consider an inverting operational amplifier circuit with Ri = 10kohms and Rf = 50kohms. a. Determine the closed loop voltage gain b. Determine the input impedance of the circuit. c. Determine the ideal output impedance of the circuit. d. Determine the peak input voltage, Vi(peak) for which linear operation is possible. e. Determine the output voltage for each of the following values of input voltage. 2. Assume that for the circuit in problem1, for Vi = -2V, assume that an external load RL=2kohms is connected to the output. Determine the total op amp output current.arrow_forwardAdiff-amp is biased with a constant-current source lo- 0.25mA that has an output resistance of R. - 8MO. The bipolar transistor parameters are B=100, VT = 0.025 V and VA -. Determine the common-mode input resistance. O a. Ricm = 538 MA O b.Ricm- 308 MO OC Ricm = 808 MO Od Ricm = 704 MQarrow_forwardFor the cascaded amplifier of the figure below, calculate the input impedance of the first stage, output impedance of the second stage, total voltage gain, and the output voltage if Vs= 1mV.arrow_forward
- II.The following figure shows a class AB amplifier. (a) Determine the parameters of dc VB (Q1), VB (Q2), VE, ICQ, VCEQ (Q1), VCEQ (Q2). (b) For a 5-Vrms input, determine the power that is provided to the load resistor, and (c) Draw the output signal +Vcc +9 V 1.0kn D: R 5.0 V rms R2 10 kN -Vecarrow_forwardFor the follower circuit in the figure below, consider k = 0.3x10-3 , rd = 100kOhm, VT = VGS(TH) = 3V and : (a) Draw the small-signal model considering the pi model (b) Determine the INPUT impedance (c) Determine the OUTPUT impedance (d) Determine the voltage gain (Av)arrow_forwardThe amplifier configuration shown in figure below is a a) common emitter b) common collector c) common base d) base follower configuration, where the is at ac ground, and the ac output voltage a) collector B) emitter C) capacitor D) base with the input. A) amplified and 180deg out of phase B) almost equal and 180degree out of phase C) almost equal and in phase D) amplified and in phasearrow_forward
- Formulate V1 , V2 , Vout voltage values and Av gain value.arrow_forwardQUESTION 10: The circuit parameters for diff-amp shown in Figure 11.30 are V* = 6 V, V = -6 V, and Io = 0.45 mA. The transistor parameters are ß = 74, V₁1 = V42 = 115 V₂ V 43 V 44 = 90 V, and V45 = ∞0. Determine the open-circuit differential-mode voltage gain. What is the output resistance of the diff-amp? Find the value of load resistance R₁ that reduces the differential-mode gain to 71 percent of the open-circuit value. Ad (open circuit) Format: 7842.2636277565 R₂ (kn) Format: 429.43075670268 Format: 672.96782467086 R₁ (kn) ibl iz i₁ 8mºd 2 V+ 25 V- i₂ = 8m'd 2 24 2₂ Signal ground V- Figure 11.30 Cc 8md 2 -Ove RL Sning Toolarrow_forwardd. For the feedback amplifier,. determine the base, emitter, and collector voltages of each transistor. 12 V 220 2 P-80 -160 1.8 MAarrow_forward
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