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Zener Diode

The rating of...

Question

The rating of a zener diode is $1 W, 15 V$ . Find the zener maximum current.

A

66.7 A

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B

1 A

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C

15 A

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D

66.7 m A

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Solution

The correct option is D $66.7 m A$
Here the maximum power, $P_{m a x} = 1 W$ and $V_{Z} = 15 V$
Using, $P = V I,$ the zener maximum current is $I_{Z} (m a x) = \frac{P_{m a x}}{V_{Z}} = \frac{1}{15} = 66.7 m A$

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