(a) Figure Q4(a) shows a circuit for voltage regulator. (VREF is a reference DC voltage). Vcc=3.3V VREF VBASE Qs O VOUT RI VF RL R2 Figure Q4(a) (i) Describe three functional operations of the voltage regulator shown in Figure Q4(a). If VREF = 1.0 V, determine the ratio of R1/ R2 to provide regulated output voltage of 2.0 V at VOUT. (ii) (iii) If RL is removed from the voltage regulator, explain the effects to the DC voltage at node VOUT, VF, and VBASE through negative feedback.

(a) Figure Q4(a) shows a circuit for voltage regulator. (VREF is a reference DC voltage). Vcc=3.3V VREF VBASE Qs O VOUT RI VF RL R2 Figure Q4(a) (i) Describe three functional operations of the voltage regulator shown in Figure Q4(a). If VREF = 1.0 V, determine the ratio of R1/ R2 to provide regulated output voltage of 2.0 V at VOUT. (ii) (iii) If RL is removed from the voltage regulator, explain the effects to the DC voltage at node VOUT, VF, and VBASE through negative feedback.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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