Operation Of Op-amp
Operation of op-amp
Operational amplifiers (op amp) are linear devices that have all the properties required for nearly ideal DC amplification and are therefore used extensively in signal conditioning or filtering or to perform mathematical operations such as adding, subtracting, integration, and differentiation.
What are the 4 stages of op-amp?
There are four basic sections: bias, 2:1, gain and buffer (Figure 2). These four stages can be combined in some op amp devices, but the four functions are fundamental. The bias section provides all of the voltages and currents needed by the other 3 sections.
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