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The circuit parameters of the diff-amp shown in Figure 11.19 are
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Microelectronics: Circuit Analysis and Design
- Q2// Answer the following questions about voltage-feedback bias circuit for the figure below. 1-Determine Ver and VCB. 2- What happens to the voltage Ve if the resistor Rp is open? 22 K 3- What might cause VCE to become nearly 9 V? 4- Determine the change in Ie from 25° to 75° C, if Ico 0.2 HA, and VBE = 0.7V. 10 ul B-80arrow_forwardClass B Amplifier q1)If the input is 7.5Vp-p...DATA COLLECTION: What is the IL(peak)? a)7mA 6)mA 5)mA 4)mA q2) DATA COLLECTION: What is the Idc? a)3.84 b)4.82 c)3.82mA d)1.82mA q3)DATA COLLECTION: What is the input power in DC? Power input = 48.45mW Power input = 45.48mW Power input = 44.58mW Power input = 45.84mW q4) DATA COLLECTION: What is the output power in AC? a)18mW b)81mW c)11.8mW d)18.9mW q5)DATA COLLECTION: What is the power dissapated by each transistor? a)35.1mW b)53.1mW c)15.3mW d)13.5mW q6)DATA COLLECTION: What is the efficiency of class B amplifier? a)45% b)40% c)63% d)33% q7)arrow_forwardFigure 1(a) shows a series fed class A amplifier circuit. In order to achieve the maximum efficiency, the Q point must be located at the center of the DC load line as shown in Figure 1(b). This generates the maximum output current swing of Icmax (p – p) RC and the maximum output voltage swing is VCEmax(p – p) = Vcc Assume that the maximum input de power is (1 Vcc Pimax(dc) = Vcc!cQ(max)=Vcc \2° Rc. 2Rc Find the maximum efficiency, 7 of this circuit.arrow_forward
- 11. i) Design a series Op-Amp regulated O/P of 12V which its I/P voltage is 20V. Chose the designed components and draw the circuit diagram ii) Design a shunt transistor regulated O/P of 6V which its I/P voltage is 15V. Chose the designed components and calculate I, with drawing the circuit diagramarrow_forwardThe transistor parameters for the circuit in Figure P11.9 are: B = 100, VBE (On) = 0.7 V, and VA = ∞o. (a) Determine RE such that IE = 150 μΑ. (b) Find Ad, Acm, and CMRRB for a one-sided output at vo2. (c) Determine the differential- and common-mode input resistances. Rc-50 k Rg = 0.5 kΩ www VI www 21 Figure P11.9 +10 V VOLVO2 IE RE -10 V ? Rc = 50 kΩ 22 Rg = 0.5 kΩ ww S'arrow_forward6.) A differential amplifier has a differential voltage gain of 2000 and a common mode gain of 0.2. What is the common mode rejection ratio in dB?arrow_forward
- The common-mode gain is ........... 1. very high 2. very low 3. always unity 4. unpredictablearrow_forwardI think is true because the Wilson circuit provide a high output resistances , is it true or false and whyarrow_forward1. Design a circuit to convert from voltage to current using an operational amplifier. The practical values of voltage should varies from 1V to 5V to obtain the output current such that minimum current should be 4mA and maximum current to be 20 mA. 2. Clearly outline the detailed design procedure including all the assumptions made in the report including cost analysis.arrow_forward
- Find voltage gain (Av) and the output voltage (Vo) Note: • Voltage output is in peak-to-peak. • Use the exact formula and not the approximation to solve for the required parameters.arrow_forwardCalculate the common-mode gain for the amplifier circuit below. Refer to the image for the circuit configuration, but refer to the following for the values: Vcc = 10 V, Rc = 74674 ohms, RE = 70254 ohms, -Vcc = -11 V, Vi1 = 0 V, ri1=ri2= 29354 ohms, beta1=beta2 = 75.arrow_forwardDraw the DC and AC load line for a transistor amplifier circuit shown in Figure, also describe the optimum operating Point for the given values as follows: Rc = 10 KQ ; RL=20 KQ and V cc = 20 V +Vcc Ic Rc Cc Cc V. out R1 Vin wwwarrow_forward
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