A diode has a reverse recovery time trr = 3 µs and the rate of fall of its current is di/dt = 30 A/µs. What is its stored charge Qrr?
Correct answer C. 135 µC
Explanation
Stored charge is Qrr = ½ × trr² × di/dt = 0.5 × (3 µs)² × 30 A/µs = 135 µC.
Answer checked How we write and check questions
Discussion