Fig. to determine each of the following parameters by using hybrid or reequivalent model. (b) Zo and Zo'. (c) Ai and Av. (a) Zb and Zi. +Vc +Vc ;Rc Cc R, RE Cs

2) Obtain the T.F of the op-amp cct. shown below: C2 R4 R2 R3 ww R1 E,(s) E(s) E,(s)

Paga No. Date play computars, lectronic and vothar An RLC cireuit cau be The electric circuit important role in lange can notwarks in branches usedas y engineering. Dand- pass Jilter, high pass filltan . The Ric lilteris described as a socond arder circuit, band-stop fillken, low -pars filtor. or that meaning any voltage er curront in qthe sorand order Sdescribe by diffprenial coquation in cirauit analysis .Onesuch LCŔ series cincuit is considered here with R=2 circuit can be a L=l Henri, C=LF and E=4.4 sin Clot)valta. a State damped, whether the circuit zopresents the ovee ne underdamped or enitically dampad. cases ? Assuming the initial current cand the change is zeng Sind the charge 2 current in the eircuit aut au instaut y time t. O Write the steady change on the plati of capacitor. A Weite ghe dransient slution for the charge,

A ZCS buck converter has the following parameters: L, = 5uH and Cr = 0.2uF. Fig. Q3(b) below depicts Ver (t). Find t, and t2. vcrt 1.4V5 t1 t2 Fig. Q3(b)

Can you answer questions a),b) and c)?

Design a R-2R Ladder DAC using a reference voltage of (1OV) and a full scale of the output analogue voltage is (9.9975585V). If the current pass through the LSB is 1mA.1- What will be the current pass through 3rd LSB, 5th LSB and MSB. 2- Determine the Vo for an input codes (101010101010), (000101001110) and (001110010111). 4 14bit, 1mA and 6.665v, 0.9215v, 3.234v O 12bit, 1mA and 6.665v, 0.815v, 2.234v O 12bit, 1mA and 5.565v, 1.815v, 2.534v 14bit, 1mA and 6.665v, 0.8345v, 3.234v

a. A 5-bit DAC has a current output. For a digital input of 101000, an output current of 10mA is produced. What will be Iout for a digital input of 11101? b. An 8-bit DAC has an output voltage range of 0-2.55V.Determine its resolution in two ways.  c. List out and explain any two methods of D to A conversion.

WITH SOLUTIONS/EXPLANATIONS PLEASE

the circuit shown is called the cascode ccs find the relationship between ic1 and iref what is th advatage of the circuit of constant current source

63. Which of the following conditions limit the analysis of quiscent point (Q-point)? A. The circuit should be at dynamic state B. The circuit requires no active condition C. The circuit should be subjected to both AC and DC environment D. The circuit is limited to actual operating environment E. None of the above