QUESTION 4: Refer to Figure 13.11 that shows the ac equivalent circuit of the gain stage of 741 op-amp. Given that ẞ = 200 and Ic17 = 0.6705 mA. Find input resistance of the gain stage (i.e. R₁2) when Rs = 0 Q. IC16 (μA) 7x16 (kn) "л17 (kn) R₁₂ (MS) HI www Format: 88.4759 Format: 867.6090708423 Format: 3.7294032856343 Format: 3.9224798448834 Rac12 R2 016 Vel Ib16 R3 Q17 Ib17 R₁ = 50 ΚΩ R₁ = • 0.1 ΚΩ Figure 13.11

Op amp and diodes are ideal. Derive Vout and sketch the transfer function of Vin vs Vout. Please show complete solution.

An op-amp has a differential voltage gain of 2000 and a CMRR of 20000. A single-ended input signal of 250 uVrms is applied and a 0.5Vrms, 50 Hz common-mode noise sigmal appears on both inputs from the ac power line. Calculate the output voltage. Choices: a) 0.5Vrms, b) 0.7Vrms, c) 0.75Vrms, d) 1.5Vrms

3I Calculate the the Output Voltage of a non-inverting op-amp with the following parameters Rf = 360KOhms, Vo = -9.3V, and Vi = -0.3V. a.31.2 kOhms b.32 kOhms c.12 kOhms d.31 kOHms

What is an A/D converter with Voltage-to-Frequency Conversion (VFC)?  What is the working principle?

Adiff-amp is biased with a constant-current source lo- 0.25mA that has an output resistance of R. - 8MO. The bipolar transistor parameters are B=100, VT = 0.025 V and VA -. Determine the common-mode input resistance. O a. Ricm = 538 MA O b.Ricm- 308 MO OC Ricm = 808 MO Od Ricm = 704 MQ

Consider the following circuit using diode and Op-Amp. Assume ideal Op-Amp with output saturation at +-13V. Assume diode forward drop is 0.7V. a. Find Vo and VA when Vin = 1V and 3V. b. Find V, and VA when Vin = -1V and -3V. R Vin R VA ovo ER₂

A differential op-amp circuit as shown below is used to implement a given linear voltage measuring functionV = f(V,). ouf Provide answers to questions 19 – 22. ww V. V; W R out R2 Ground

The term duty cycle refers to the amount of time a signal is complete cycle. A. off compared to the period of one B. on The output voltage of op-amp is positive saturation, when the voltage applied to the input is greater than the input. A. inverting B. noninverting A square wave that is 20V at its high state and OV when it is off will produce an average DC when its duty cycle is 75%. Formula: VOUT = Duty Cycle * Peak voltage voltage of A. 7.5V B. 10V C. 15V

An op-amp has a differential voltage gain of 2000 and a CMRR of 20000. A single-ended input signal of 250 µVrms is applied and a 0.5Vrms, 50 Hz common-mode noise signal appears on both inputs from the ac power line. Calculate the output voltage. ...