A Schottky diode carrying current of Square wave @ 20A PK-PK @ duty cycle of 60% and a frequency of 100kHz with a forward voltage drop (Vf) of 0.3V is used in a power converter. The reverse recovery current is given as 0.5A and the reverse recovery time is given as 100ns with the maximum reverse blocking voltage as 400V.  The on-off switching loss is computed as:

A Schottky diode carrying current of Square wave @ 20A PK-PK @ duty cycle of 60% and a frequency of 100kHz with a forward voltage drop (Vf) of 0.3V is used in a power converter. The conduction loss in Watts would be: .

A typical reverse recovery time @ dIF/dt = 25A  and 25 degree Celsius for a fast diode  VS-70HFL is given as 500 ns and a typical reverse recovered charge is given as 1300 nC. If the off-state reverse voltage in certain application is 540 Volts and the operating frequency is 20kHz. The switching power loss in Watts is given as approximately:

A Schottky diode carrying current (If) of 10A with forward voltage drop (Vf) of 0.2V is used in a power converter. If the diode has junction to ambient thermal resistance Rth_ja = 40 deg.C/W and operating at ambient temperature Ta = 20 deg.C. Calculate the junction temperature (Tj) accounting only for conduction losses in degrees Celsius.... Select one:a. 80b. 120c. 140d. 100

Fom the piece-wise model of a diode we get: Dynamic resistance (rd) of the diode is 50 mΩ and knee voltage (vd) is 0.6V. This diode is connected in series with a 40V square wave voltage source (min=0V, max=40V, Duty ratio=0.25) and 20Ω resistance (RL). ON state power loss for the diode approximately is ____________ W.Select one:a. 0.35b. 1.4c. 1d. 0.8e. None of the Above

The flow of reverse current when diode is reverse biased and create oscillation is called as.........a)bellingb)ringingc)recovery timed)reverse recovery timee)Transient response