Which statement is incorrect for a forward biased diode O a. Va>Vk O b. Vak>Vth O c. Current due to minority carriers |d. Diode is shorted
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- 29. Does an increase in reverse bias for a Varactor diode cause an increase or decrease in capacitance? 30. If the load current through a SCR (Thyristor) reduces to almost zero, what will be the result?Find the level of Vo for each circuit shown in the Figure below. Also, determine the status of each diode; if it is forward or reverses biasing. Assume all diodes are silicone with 0.7v drop.Problem # 4 In the circuit shown below. Determine the following a. Vs (at the secondary) b. Vout (across RL) c. Vrip (ripple votage) d. VpC e. PIV (Peak Inverse Voltage) 10:1 Dy 1ISV ms Ouiput RL 2.2 k2 D, 50 pF All diodes are IN4001. alleee
- consider the figure below that shows an approximated reverse recovery turn-off characteristics for a power diode. Show that the following relation can express the total reverse recovery charge, Qrr = 1/2(trr*ts1) di1/dt =1/2(trr*ts21) di2/dt * ip Isl 1s2! -IrTrue or False. Please explain. thank you As the temperature increases, the forward voltage decreases in a silicon diode. Then, the graph of the forward bias region will shift to the left.The diode from the following characteristic curve in Figure 1 was changed to zenerdiode. Determine: the function of zener diode in reverse biased. Briefly explain the differencebetween conventional diode and zener diode.
- one of the following is the configuration of power diode. a. PNP b. PIN c. PN d. PNPNAssuming that the diodes are ideal, determine whether each diode is ON (short circuit) or OFF (open circuit) and find the quantities indicated as V and I on the circuits below. Show guesses and verification work.Consider the circuit shown in Figure 2. The cut-in voltage of each diode is . Let and assume both diodes are conducting. Determine if this is a valid assumption and explain your answer. And calculate the values of IR, ID, Ip2, and V.. Rj =1.7 kQ ww VB =1 V D1 Dz R2D 4 kQ Figure 2
- A. Explain your back ground about the diode and Zener diode.When a diode is reverse biased and the bias voltage increases, the reverse current (assumption practical model) will be Please choose one: a. reduction b. constant c. increaseA silicon diode has 1 ampere DC of current in biasd mode. What is voltage drop across the diode?