Basic Op-Amp Circuits - Comparators
7 important questions on Basic Op-Amp Circuits - Comparators
A certain op-amp has an open-loop gain of 80,000. The maximum saturated output levels of this particular device are ±12 V when the dc supply voltages are ±15 V. If a differential volt age of 0.15 mV rms is applied between the inputs, what is the peak-to-peak value of the output?
Determine the output level (maximum positive or maximum negative) for each comparator in Figure 13–60.![]()
(b) Maximum positive
(c) Maximum negative
Calculate the V_UTP and V_LTP in Figure 13–61.
Vout(max) = ±10 V.![]()
- Higher grades + faster learning
- Never study anything twice
- 100% sure, 100% understanding
What is the hysteresis voltage in Figure 13–61?![]()
Draw the output voltage waveform for each circuit in Figure 13–62 with respect to the input. Show voltage levels.![]()
Determine the hysteresis voltage for each comparator in Figure 13–63. The maximum output levels are ±11 V.![]()
A 6.2 V zener diode is connected from the output to the inverting input in Figure 13–61 with the cathode at the output. What are the positive and negative output levels?![]()
The question on the page originate from the summary of the following study material:
- A unique study and practice tool
- Never study anything twice again
- Get the grades you hope for
- 100% sure, 100% understanding

















