실험, 05 - 연산증폭기, 이론

 

1. 연산증폭기 (OP amp; operational amplifier)

1) Ideal Op Amp

Infinite voltage gain

Infinite input resistance

Zero output resistance

Infinite bandwidth

Zero noise

Zero power supply rejection ratio (PSSR = 0)

Infinite common mode rejection ratio (CMRR = ∞

 

2) 반전/비반전 증폭기

 

 

 

3) Summing Amplifier

https://www.electronics-tutorials.ws/wp-content/uploads/2013/08/opamp11.gif?fit=457%2C223

 

summing amplifier non inverting configuration

 

2. Advanced Op Amp Circuits

1) Matched Dual Precision Operational Amplifier

- Linear Technology: LT1002

 

 

2) Two Op Amp Instrumentation Amplifier

- Analog Devices: MT-062