1. Tardigrade
  2. Question
  3. Physics
  4. A Zener diode with a breakdown voltage of 4V is connected in series with a resistance R to a battery of emf 10V . The maximum power dissipation rating for the Zener diode is 1W . The value of R to ensure maximum power dissipation across the diode is

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. A Zener diode with a breakdown voltage of $4V$ is connected in series with a resistance $R$ to a battery of emf $10V$ . The maximum power dissipation rating for the Zener diode is $1W$ . The value of $R$ to ensure maximum power dissipation across the diode is

NTA AbhyasNTA Abhyas 2020Semiconductor Electronics: Materials Devices and Simple Circuits

Solution:

Solution
$\textit{P}_{\textit{zener}}=4i=1$
$\Rightarrow i=1/4A$
$i=\frac{6}{R}=\frac{1}{4}$
$\Rightarrow R=24\Omega $