Question 240: Semiconductors and Logic Gates

Question

The zener diode has a V
z
= 30V. The current passing through the diode for the following circuit is ________ mA.

Accepted Answer

$$I = {{90 - 30} \over 4} = 15mA$$
$${I_1} = {{30} \over {5K\Omega }} = 6mA$$
$${I_2} = 15mA - 6mA = 9mA$$

Semiconductors and Logic Gates