Question

1. Calculate the input difference in potential (eNI − eINV) for an op amp amplifier with...

1. Calculate the input difference in potential (eNI − eINV) for an op amp amplifier with an output voltage of 10 V and an open loop gain of

a. 2000

b. 30,000

2. Locate specifications for the LM741 and the LF411 (National Semiconductor). For each determine the worst case a. input impedance.

b. open loop gain

c. gain bandwidth.

3. Assuming β = 0.05, and AOL = 2000, calculate the closed loop gain using the approximation.

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