V in RB RC Vcc B E out A BJT (B=200) is implemented in an amplifier circuit, with a Vcc of 15 volts. One wishes to set the Q point at Ic = 4.2 mA and VCE = 6.54 volts (DC). Determine RB-

Draw the small signal model of the circuit and derive the equations for vIN and vOUT

3. Given Vec=100V, R,=2002, B=100, VBB-5V, flip the switch to close, and Ic=0.4A, 1) Determine Ip. 2) Determine Rg- 3) Determine VCE Ve RL 18 Vc VE VBB

From the circuit below, determine the output peak voltage Vm ? Np:Ns 6:1 Vp 120 Vac out 60 Hz DA R = 200 2 O Ovpeak O 169.71Vpeak O 28.28Vpeak O 1018.23Vpeak

Consider the circuit of Figure 1, with a periodic square signal voltage source at a frequency f = 500 [Hz], consider R = 1600 [22]. Solve the circuit and plot on graph paper (minimum 10 values between 0 and 2 milliseconds) the total current response, taking into account the source Vin = 24 [Vp]. Note: identify in the graph maximum and minimum points of the total current response. Vin CH1 L m 160 mH, 4 Q CH2 REF Figure 1. Series RL circuit. Note: to do by differential equations and not to use laplace

if you design differentiator to differentiate input signal varies in frequency between 1 KHz and 20 KHz then find , If capacitor =0.1 micro farad and feedback resistance=1.6 k ohm then Corner frequency =..... KHz O10 O20 030 040

60 fi fs f2 Qs = f = 12,000 Hz the cutoff frequency f2 =.............Hz ▬▬ Q Search book.pat digital-fundamental...

A type II compensator implementation for the above Buck converter is shown below. Ce2 Vout Cet HH Ret Vctrl R2 E/A Vset What should be the voltage Vref in the above type II compensator to produce 5V DC output if R# = 4k and R2=1k. а. Vet b. Write the small signal gain equation (-ctrl) between Vetrl and Vout- out с. Does R2 present in the above gain equation. Please add some explanation. d. How many poles and how many zeros are produced by this type II compensator?

6. An AC precision integrator is desired for a particular application to perform the operation: Vo'(t) = -1200 Vi(t) dt The primes indicate the ac portions of the respective functions. The lowest frequency other than a possible de component of the input signal is estimated to be 1.5 kHz. Determine a suitable design. 7. A low frequency differentiator is desired for a particular application n to perform the operation Vo(t) = -0.002 dvi(t)/ dt Based on a periodic signal with a frequency of 1 kHz, determine a suitable design. 8. Design an astable 555 timer circuit to produce 1kHz square wave, where TH = 0.35 ms and T₁ = 0.65 ms. Select C = 0.01 UE, Determine R₁ and Ra. 9. Design a monostable 555 timer circuit to produce an output pulse 5 ms wide. 10. Using op amps with Xsat = +/- 13 V, design a square/ triangular wave function generator circuit to generate 2 kHz triangular wave with a peak-to-peak voltage of 12 V. 11. Design a non inverting Schmitt trigger circuit with VT to be adjustable…

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