resistance R to maintain a voltage of 7.2 V across the voltage is constant at 12V and the minimum zener cu R ww

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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Q2. A 7.2 V zener is used in the circuit shown in Figure below and the
load current is to vary from 12 to 100 mA. Find the value of series
resistance R to maintain a voltage of 7.2 V across the load. The input
voltage is constant at 12V and the minimum zener current is 10 mA.
R
Iz
E = 12 V
RL
Transcribed Image Text:Q2. A 7.2 V zener is used in the circuit shown in Figure below and the load current is to vary from 12 to 100 mA. Find the value of series resistance R to maintain a voltage of 7.2 V across the load. The input voltage is constant at 12V and the minimum zener current is 10 mA. R Iz E = 12 V RL
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