# opamp comparator question electronics

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Op amp parator and the Op amp parator Circuit The Op amp comparator compares one analogue voltage level with another analogue voltage level, or some preset reference voltage, V REF and produces an output signal based on this voltage comparison. In other words, the op amp voltage comparator compares the magnitudes of two voltage inputs and determines which is the largest of the two. operational amplifier Basic OpAmp as a parator ... Consider the two comparator circuits below: In both cases: I have chosen not to picture . ... Help Center Detailed answers to any questions you might have ... Electrical Engineering Stack Exchange is a question and answer site for electronics and electrical engineering professionals, students, and enthusiasts. ... Op amp comparator circuit Study Electronics op amp comparator circuit is an open loop circuit. Because open loop op amp have very high voltage gain. so small difference in input signals are detected. Here two signals which are to be compared are connected to the two input terminals. output will be either Vcc or – Vcc. Op Amp parator Question : electronics reddit Op Amp parator Question (self.electronics) submitted 7 years ago by bluepen08 I am building a simple EMG using basic electrical components (resistors, opamps, capacitors). Op amp comparator Electrical Engineering Stack Exchange Help Center Detailed answers to any questions you might have ... Electrical Engineering Stack Exchange is a question and answer site for electronics and electrical engineering professionals, students, and enthusiasts. ... \\$\begingroup\\$ You should use a comparator model which is different from an op amp. parators include the LM339 or LM393 ... Electronics ponents: How to Use an Op Amp as a Voltage ... A voltage comparator is an electronic circuit that compares two input voltages and lets you know which of the two is greater. It’s easy to create a voltage comparator from an op amp, because the polarity of the op amp’s output circuit depends on the polarity of the difference between the two input voltages. Suppose that […] Basic Op Amp Circuits Electronic Devices Questions and ... Why Electronic Devices Basic Op Amp Circuits? In this section you can learn and practice Electronic Devices Questions based on "Basic Op Amp Circuits" and improve your skills in order to face the interview, competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence. Basic Op Amp Circuits Electronics Questions and Answers Why Electronics Basic Op Amp Circuits? In this section you can learn and practice Electronics Questions based on "Basic Op Amp Circuits" and improve your skills in order to face the interview, competitive examination and various entrance test (CAT, GATE, GRE, MAT, Bank Exam, Railway Exam etc.) with full confidence. Operational Amplifier Basics Op amp tutorial Op amp Parameter and Idealised Characteristic. Open Loop Gain, (Avo) Infinite – The main function of an operational amplifier is to amplify the input signal and the more open loop gain it has the better. Open loop gain is the gain of the op amp without positive or negative feedback and for such an amplifier the gain will be infinite but typical real values range from about 20,000 to 200,000. Opamp vs parator [ Difference explained ] Gadgetronicx Opamp or parator, what should I use in my design? This is one common question that many electronics enthusiasts will often come across. There always tend to be some confusion between these two components and often engineers mistake that these both mean the same. A comparator is not an OpAmp and ... Basic OpAmp as a parator question queryxchange Your opamp's lowest possible output voltage is Vss Voffset, and in a good approaximation that's VSS=0V. Is the primary reason to build a comparator using a voltage divider on the ( ) input to set a threshold voltage (2.5 volts, in this case), preventing stray signals from triggering the output? (My intuition and very foggy memory says "Yes").