A voltage regulator is shown in Figure 6. Solve the following : ) Explain the function of the comparator and the voltage divider in the circuit. (i) Determine the output voltage of the voltage regulator if R;= 10 kQ, R2 = 5.6 ka, R3 = 2.2 kQ and zener voltage = 2.2 V. (ii) Explain the changes of output voltage if R3 is 5.0 kn.

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A voltage regulator is shown in Figure 6. Solve the following :
(i)
Explain the function of the comparator and the voltage divider in the
circuit.
(ii)
Determine the output voltage of the voltage regulator if R;= 10 k,
R2 = 5.6 kQ, R = 2.2 kQ and zener voltage = 2.2 V.
(iii) Explain the changes of output voltage if R3 is 5.0 ko.
+12 Vo-
Figure 6
Transcribed Image Text:A voltage regulator is shown in Figure 6. Solve the following : (i) Explain the function of the comparator and the voltage divider in the circuit. (ii) Determine the output voltage of the voltage regulator if R;= 10 k, R2 = 5.6 kQ, R = 2.2 kQ and zener voltage = 2.2 V. (iii) Explain the changes of output voltage if R3 is 5.0 ko. +12 Vo- Figure 6
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