“Op-Amp” Operational Amplifier

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# “Op-Amp” Operational Amplifier - PowerPoint PPT Presentation

“Op-Amp” Operational Amplifier. Non Inverting Amplifier Inverting Amplifier Adder (and Subtractor using an Inverter) Differential Amplifier Integrator Differentiator. Op-Amp name derives from early usage of these elements in performing mathematical operations in analog computers.

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## “Op-Amp” Operational Amplifier

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Presentation Transcript
1. “Op-Amp”Operational Amplifier • Non Inverting Amplifier • Inverting Amplifier • Adder • (and Subtractor using an Inverter) • Differential Amplifier • Integrator • Differentiator Op-Amp name derives from early usage of these elements in performing mathematical operations in analog computers.

2. Three Ways to Examine Op-Amp Behavior • Consider as an Ideal Op-Amp Component • Consider as a Feedback Model and Examine Behavior • Perform Conventional Circuit Analysis

3. VE = VIN+ - VIN- VOUT = a * VE VIN- VIN+

4. Ideal Op-Amp Model VE = VIN+ - VIN- VOUT = a * VE

5. Behavior of Feedback Model

6. Behavior of Feedback Model of Non Inverting Amplifier

7. Behavior of Feedback Model

8. Behavior of Feedback Model

9. Behavior of Feedback Model

10. Behavior of Feedback Model Summary

11. Circuit Analysis Approach

12. Circuit Analysis Approach

13. “Op-Amp”Operational Amplifier • Non Inverting Amplifier • Inverting Amplifier • Adder • (and Subtractor using an Inverter) • Differential Amplifier • Integrator • Differentiator Op-Amp name derives from early usage of these elements in performing mathematical operations in analog computers.