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 …
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 …
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 …
operational amplifier - Common Mode Range in comparators
Dec 5, 2024 · Common-mode voltage range (CMVR) is the range of common mode signals that an amplifier can process without losing linearity and can provide a reliable comparison output. …
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.?
What is the difference between a general comparator and a …
6 I notice that the LM339 quad comparator comes in 2 different varietys: general-purpose and differential. Besides a big difference in price, what is the difference between the two? …
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 …
comparator - Why is this not working as a Schmitt trigger?
Apr 18, 2024 · Series comparator (a provisional name) As I said above, a comparator consists of a subtractor and an amplifier - the former compares the two voltages by subtraction, and the …
comparator - Very high precision zero crossing detection
Nov 7, 2019 · Is there a good resource on high precision zero crossing? The output voltage from the coil is low (~3mV pp), so should I choose a comparator with lower input voltage offset? Or …