Explain the concept of a current mirror and why it is used

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Reference no: EM131282452

1. Assume that you have a diff amp circuit with a tail resistor. You have determined that the CMRR of the circuit is not acceptable. How could you improve the CMRR?

2. Explain the concept of a current mirror and why it is used.

3. Should CMRR be a large or a small number? Why?

Reference no: EM131282452

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