Use the circuit shown below to design an inverting amplifier having a gain of -8 and an input resistance of 120 k ohms. Give the values of R1 and R2.

Use the circuit shown below to design an inverting amplifier having a gain of -8 and an input resistance of 120 k ohms. Give the values of R1 and R2. See attached file for full problem description.

Use the superposition principle to find the output voltage of the circuit

Use the superposition principle to find the output voltage of the circuit. See attached file for full problem description.

Find values for the resistances shown in the circuit below such that the circuit behaves as a difference amplifier with an input resistance of 30 kohms and a gain of 80.

Find values for the resistances shown in the circuit below such that the circuit behaves as a difference amplifier with an input resistance of 30 kohms and a gain of 80. See attached file for full problem description.

Microelectric Circuits 7

Please check my work and if incorrect give me the correct answer A shunt regulator utilizes a zener diode whose voltage is 5.1V at a current of 50 ma and whose incremental resistance is 8 ohms. The diode is fed from a supply of 12 V nominal voltage through a 220 ohm resistor. What is the output voltage at no load? a. 4.8 V ...continues

Microelectric Circuits 8

Please check my work and if incorrect give me the correct answer Please refer to the problem stated in the attached file. (For the full-wave rectifier circuit shown below, the supply voltage is 18-V rms sinusoidal, Vdo is approximately 0.7V and R=120. What is the value for PIV?) This is my solution: Piv=2Vs-Vd 2*18sq ...continues

Microelectric Circuits 9

Please check my work and if incorrect give me the correct answer Please refer to the problem stated in the attached file. (For the circuit shown below, find the values for Re and Rc to establish a collector current of 0.6 mA and a reverse-bias voltage on the collector-base junction of 2.2 V. Assume alpha is approximately e ...continues

Microelectric Circuits 10

Please check my work and if incorrect give me the correct answer Please refer to the problem stated in the attached file. (For the circuit shown below, beta = 80. What is the value of Ic?) My solution is: Beta=80 Vbe=.7 Solve for Ic Step one: Vbb=+15*Rb2/(Rb1+Rb2)=15*50/(100+50)=+5 step two Rbb=Rb1//Rb2=(100*50) ...continues

A BJT having beta = 80 is biased at a dc collector current of 1.2 mA

A BJT having beta = 80 is biased at a dc collector current of 1.2 mA. Vt = 25 mV. Find the value of gm at this bias point. a. 24 mA / V b. 36 mA / V c. 48 mA / V d. 60 mA / V

Microelectric Circuits 12

Please check my work and if incorrect give me the correct answer Please refer to the problem stated in the attached file. (The transistor in the circuit shown below is biased with a constant current source I = 1.2 mA and has beta = 120 and Va = 100 V. Find the dc voltage at the base.) My answer: I=1.2 mA Beta=120 V ...continues

Microelectric Circuits 13

Please check my work and if incorrect give me the correct answer Please refer to the problem stated in the attached file. (For the circuit shown below, find the largest value that Rd can have while the MOSFET remains in saturation. Id = 0.5 mA, Vd= 1 V. The NMOS transistor has Vt = 2 V.) My answer is Id=.5mA Vd=1 Vt= ...continues