(a) (b) A step-down transformer connected to a bridge rectifier has the following parameters: Nsec Npri = 0.4, Vp (pri)

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A B A Step Down Transformer Connected To A Bridge Rectifier Has The Following Parameters Nsec Npri 0 4 Vp Pri 1 (112.55 KiB) Viewed 47 times

(a) (b) A step-down transformer connected to a bridge rectifier has the following parameters: Nsec Npri = 0.4, Vp (pri) = 120 V, f = 60 Hz Determine the ideal average voltage (Vòc), peak inverse voltage (PIV), rms ripple voltage (Vr(rms)) and ripple percentage (r) of this bridge rectifier circuit. (6 marks) Consider a regulator circuit shown in Figure Q5(b) with the following parameters: R₁ = 10 kN, R₁ = 20 kN, V₁ = 20 V, Vz = 5.6 V Calculate the output voltage (V), load current (IL), and total transistor power dissipation. Assuming thre current gain of Q is 100, determine both base current (IB) and collector current (Ic). (10 marks) +1 R₁ +1 Vz Figure Q5(b) RL