a) To what value R must be adjusted in the following circuit to make IZ = 70 mA. Assume VZ =20 V at 65 mA and ZZ = 23 Ω. What is the Zener voltage at 70o C, if it has a positive TC of 0.08 %/oC.?b) Using a Complete diode model, find the diode current (ID), diode voltage (VD), and output voltage (Vo) for the diode circuit shown below. Given that: Vs = 20 V, RL=3 kΩ , Barrier Potential VF = 0.3 V , and r’d = 70 Ω. If the diode was reversed and IR = 200 µA, Determine the diode reverse voltage (VR) a) To what value R must be adjusted in the following circuit to make I, = 70 mA. Assume V,=20 v at 65 mA and Z, = 23 N.What is the Zener voltage at 70° C, if it has a positive TC of 0.08 %/°C.?RVIN24 Vb) Using a Complete diode model, find the diode current (1,), diode voltage (V,), and outputvoltage (Vo) for the diode circuit shown below. Given that: v, = 20 V, R=3 kn, BarrierPotential V, = 0.3 v, and r', = 70 .If the diode was reversed and I, = 200 µA, Determine the diode reverse voltage (V)%3D+ VDVsRLVo

The diodes are made of semiconductor materials. Silicon and germanium are common semiconductors for…

Answered: a) To what value R must be adjusted in…

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

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a) To what value R must be adjusted in the following circuit to make IZ = 70 mA. Assume VZ =20 V at 65 mA and ZZ = 23 Ω. What is the Zener voltage at 70o C, if it has a positive TC of 0.08 %/oC.? b) Using a Complete diode model, find the diode current (ID), diode voltage (VD), and output voltage (Vo) for the diode circuit shown below. Given that: Vs = 20 V, RL=3 kΩ , Barrier Potential VF = 0.3 V , and r’d = 70 Ω. If the diode was reversed and IR = 200 µA, Determine the diode reverse voltage (VR)

a) To what value R must be adjusted in the following circuit to make I, = 70 mA. Assume V,
=20 v at 65 mA and Z, = 23 N.
What is the Zener voltage at 70° C, if it has a positive TC of 0.08 %/°C.?
R
VIN
24 V
b) Using a Complete diode model, find the diode current (1,), diode voltage (V,), and output
voltage (Vo) for the diode circuit shown below. Given that: v, = 20 V, R=3 kn, Barrier
Potential V, = 0.3 v, and r', = 70 .
If the diode was reversed and I, = 200 µA, Determine the diode reverse voltage (V)
%3D
+ VD
Vs
RL
Vo

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