How exactly does a comparator work? - Electrical Engineering …
Apr 12, 2015 · 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 …
Can someone explain how this transistor comparator works?
Apr 10, 2015 · 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 …
operational amplifier - LM358 comparator circuit - Electrical ...
Jan 21, 2025 · 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 …
Understanding this comparator circuit for AC voltage protection
Jul 15, 2019 · The circuit shown below is taken from this whole design. I understand the main idea. They want to measure some voltage condition and trigger something else with the …
LM358 (as comparator) output voltage less than supply voltage
May 23, 2016 · I've setup a simple circuit with an LM358 configured as a comparator (the ground rail and supply connections are off screen). Schematic: Breadboard: (in case I wired …
Why do they usually make comparators open collector?
Aug 21, 2014 · The difference is that the comparator output is a logic output that can only be on or off, and the opamp output is analog. An open collector output is simple and flexible but …
How can I make an ideal comparator in LTspice?
Oct 1, 2017 · For fast simulations I sometimes need an ideal comparator. I guess it is not a built-in component. How can it be implemented by ideal sources or VCVS ect.?
How to deal with strobe and balance pins of this comparator for …
I want to use this LM311 comparator with a single supply. But these are pins called balance and strobe which confuses me. What are these for? In a forum I read someone suggests pin 5 and …
Comparator with hysteresis; what resistors go where?
Apr 11, 2023 · 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 …
Can you make a voltage comparator with only passive components?
May 5, 2025 · I would like to build a comparator circuit for two voltage sources each supplying around 0.5 volts. I would like to make the circuit with completely passive components that …