Find closed loop gain and i0 he circuit 8.28. For Fig. 8.58, using ideal op-amp model,...
Problem 4
:
The
op amp is ideal, if the closed
-
loop gain of the
following circuit is G=v
0
/v
s
=
-
5
0
, calculate
the value of the unknown resistor R
x
.
Figure 4
Problem 4: The op amp is ideal, if the closed-loop gain of the following circuit is G-Vo/vis 50, calculate e value of the unknown resistor Rx 5 ΚΩ 50 KS2 2 ΚΩ Figure 4
56 kO io The following op amp is ideal Calculate the closed-loop gain, vo , vi At what value of vi does the amplifier saturate? Find vo and 'o for vi = 0.5 V and Vi = 2 V 22 kΩ Vo Vi 100 Ω
9. In this ideal op amp circuit: a) Find the output voltage vo in terms of the input voltage v. b) The op amp is supplied by +10v and -10v. If0 V15v, find the range of the output voltage vo. (15 pts.) 10 k2 5 kQ 10V -10V ng 2.5v(+ 0)
5.4 The op amp in the circuit of Fig. P5.19 is ideal. a) What op amp circuit configuration is this? b) Find in terms of us . c) Find the range of values for e, such that e, does nol saturate and thc op amp remains in its lincar region of operation. Figure P5.19 40 kΩ 10 V 12 kΩ 10 V 1 S1DE
Problem 2: In the circuit shown assume the Op-Amp is ideal. A) Find vo as a function of vi and vs. B) Next assume the Op-Amp is ideal, except its low frequency gain is Ao= 100 V/V. Now find vo as a function of vi and v2. C) The Op-Amp has a terminal frequency of fi 10° Hz, find the -3 dB (corner) frequency of the output signal w2 10K
Part A only please
Part A - Analysis of an op-amp circuit using a realistic circuit model Learning Goal For an ideal op-amp, we assume that the current flowing into the More realistically, calculatei in the circuit given when R1 9.6 k, R2 -4.2 kQ R3-95 ko. V,-2920 μν , and Voe-15 V . Assume that the op-amp can be modeled with an input resistance of Ri-6.00 M, an output resistance of Ro- 9.5 kS2, and an open-loop gain of...
What would be the expression for the closed-loop voltage gain A-Vo(t)/v(t) in figure 5 assuing it is an ideal op-am model? 1) 2) What would be the input resistiance of figure 5? 3) What would R, and R2 (from the list below) must be to obtain a voltage gain of A 2.5 1.2 kS2, 1.5 kS2 (2), 1.8 k2, 2.2 k2, 10 k2, 12 k2, 15 k2, 18 k2, 22 k2 +5 V Rs= 1.5 k(2 in(0 5 V VoltageSource...
Q #2 (Total 5 marks): Using an ideal op-amp model for the following circuit, a) Find the voltage gain at 300 MHz frequency. [3 mark] b) What is the value of Vo(t) if the input voltage is Vn(t) 5 sin(10t) V (assuume initial charge on the capacitors is zero). 2 mark] C1 20nF Cz 10nF in
Q2. For the op-amp circuit as shown below, given that RS = 49.5 k, RL = 12 k 2, R1 = 10 kO, R2 = 9 ㏀, R3 = 7.5 ko, R4 = 5 ㏀R5 = 2.2 k2 Ry vo Ry Ri Rs (a) Determine the voltage gain G1-vo1/vs: Submit Answer Tries o/5 (b) Determine the voltage gain G2-vo/vs: Submit Answer Tries o/5 Q3. For the op-amp circuit shown below, find the value of VO, where R1 = 20 Ω,...