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1
**Introduction to the OP AMP**

ECE 201 Circuit Theory I

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**Circuit Symbol and Pin Identification**

2 Inverting Input 3 Non-Inverting Input 6 Output 7 + Voltage Supply VCC 4 – Voltage Supply VEE 1 and 5 -- Offset Null ECE 201 Circuit Theory I

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**Ideal OP AMP (Open Loop)**

A = “open-loop” gain A ECE 201 Circuit Theory I

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Inverting Amplifier ECE 201 Circuit Theory I

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**Analysis Using the Ideal OP AMP**

“Virtual” ground ECE 201 Circuit Theory I

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Analysis continued ECE 201 Circuit Theory I

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**Non-Inverting Amplifier**

ECE 201 Circuit Theory I

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**Analysis Using the Ideal OP AMP**

“Virtual Short ECE 201 Circuit Theory I

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Inverting Amplifier ECE 201 Circuit Theory I

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Oscilloscope Results ECE 201 Circuit Theory I

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