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3-13. For the circuit of Problem 3-9 (Figure P3-9), assume that the op-amp bias and offset para meters are as follows: Input
FIGURE P3-9 68 kΩ O U Ui Re
3-13. For the circuit of Problem 3-9 (Figure P3-9), assume that the op-amp bias and offset para meters are as follows: Input offset voltage 1.2 mV Input bias current-60 nA Input offset current 8 nA a. Determine the magnitude of the output de voltage al produced, by the input offiset b. With Rc 0, determine the magnitude of the output de voltage al produced by the inp (You may now assume the ideal gain equation from Chapter 2 voltage. bias currents. c. Determine the optimum value of Re d. With Re set at the value determined in part (c), determine the new value of lv
FIGURE P3-9 68 kΩ O U Ui Re
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