How exactly does a comparator work? - Electrical Engineering Stack …
2015年4月12日 · How exactly does a comparator work? Comparators have many uses and its concept is not too hard to grasp. What I don't understand however is how exactly it compares two voltages. …
operational amplifier - LM358 comparator circuit - Electrical ...
2025年1月21日 · I drew the following circuit using LM358 opamp in order to understand the comparator behavior. I have few questions regarding the circuit below: How should I wire the unused opamp? …
Comparator with hysteresis; what resistors go where?
2023年4月11日 · The comparator does it during the transition with the help of the positive feedback. What positive feedback is This is positive feedback "out of control" or as they call it, "self-reinforcing …
schmitt trigger - How to calculate hysteresis of a comparator ...
2024年10月16日 · How to explore it The best way to understand this idea is to try implementing hysteresis step by step in your op-amp inverting comparator circuit. Let's simulate each step with a …
Can someone explain how this transistor comparator works?
2015年4月10日 · The circuit is a comparator and can be remarkably useful more or less as shown. I have used a circuit essentially the same as that in production equipment to meet a requirement …
What is the purpose of pulling up the output of a comparator to VCC ...
2025年8月23日 · The LM311 device is a comparator with an uncommited transistor output. This means that the output pin needs a pull-up resistor so that it can create a voltage signal and also pin 1 (the …
Hysteresis on inverting terminal for comparator circuits?
2024年1月9日 · If you examine 98% of circuits online that include hysteresis for a comparator, they always implement the hysteresis on the non-inverting input, like so: This is easy enough to calculate. …
simulation - Simulating cmos comparator on cadence virtuoso ...
2023年11月1日 · I am trying to simulate the following cmos comparator circuit using cadence virtuoso spectre. Here's my schematic on cadence: I am using the following test bench to simulate the circuit …
Ideal comparator with hysteresis in LTspice - Electrical Engineering ...
2023年5月2日 · I prepared my own ideal comparator with hysteresis and it seems this comparator doesn't work OK. Can you tell me what is wrong with it? Here is the schematic of my comparator: …
Difference between differential op amp and comparator
2015年10月9日 · What is the difference between a differential op amp and a comparator? I know a comparator can only give me two values (the supply values). The differential op amp amplifies the …