An Operational Amplifier is a High-gain, DC-coupled electronic voltage Amplifier that Typically has a Single-ended output and differential input.
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IC 741
The IC produced since 1966 by several Manufactures is a widely used general purpose Operational Amplifier. Most Commonly available and used op amp IC is IC 741.
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IC 741 pin diagram
Pin 1 balance Pin 2 inverting input Pin 3 non Inverting input Pin 4 negative power supply Pin 5 balance Pin 6 output Pin 7 positive power supply Pin 8 not any connection
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IC 741 pin diagram
This is a small chip. Eight pins. 2, 3 and 6 numbered pins are most significant.
Pin 2 is inverting terminal. Pin 3 is non-inverting terminal. Pin 6 is output terminal.