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The diodes in the circuit in Figure P2.46 have the same piecewise linear parameters as described in Problem 2.44. Determine the output voltage
Figure P2.46
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MICROELECT. CIRCUIT ANALYSIS&DESIGN (LL)
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- (a) Calculate and sketch the output voltage Vo given the input voltage graph Vi as shown in Figure Q2(a). Assume the diode is Silicon. 20 Vo -10 3V Figure Q2(a) (b) For the Zener diode configuration given in Figure Q2(b), i determine the minimum value of R, and I, that will result in VRz being maintained at 8 V. calculate the maximum value of R1 based on the given maximum zener current, 1. IzM, so that the zener can operate in safe range. 5 kQ Iz V;=8 V IzM=1 mA Vi= 20 V Figure Q2(b)arrow_forward2.12 The full-wave rectifier circuit shown in Figure P2.12 has an input signal whose frequency is 60 Hz. The rms value of vs = 8.5 V. Assume each diode cut-in voltage is Vy = 0.7 V. (a) What is the maximum value of Vo? (b) If R = 102, determine the value of C such that the ripple voltage is no larger than 0.25 V. (c) What must be the PIV rating of each diode? R D2 Figure P2.12arrow_forwardQ2:- 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. +5 V +15 V -10 V (12 Marks) R DI +5 VoK D +5 VoK DI -5 VoH -5 Vo4 D2 D2 D2 +5 VoH D3 +5 Vo4 D3 -10 VoK D4 V. -5 Vo K (a) (b)arrow_forward
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- 1- Explain briefly with figure if exist, the Degenerate semiconductors. 2- When a diode is connected in a Reverse Bias condition, the overall result is a small ne current. Why?arrow_forwardYou are asked to design a de power supply using a bridge full wave rectifier, as shown in Figure 1.d, to deliver a de voltage of Vo = 12 V to a 3 k2 load resistor with a ripple of less than 0.6 Vpp, where Vpp is the peak to peak voltage. The input voltage is a sine wave with frequency of 50 Hz. The diodes have a forward voltage of 0.7 V. i) Calculate the value of smoothing capacitor C. ii) Calculate the rms value of the input voltage, v(t). Figure 1.d.arrow_forwardFor the rectifier in the figure below, state the conduction sequence of the diodes for periods t1 to tó. D1 D2 D3 22) tl: D. & D.. 23) t2: D. & D.. 24) t3: D. & D.. 25) t4: D. & D.. D4 D5 D6 26) t5: D. &D. 27) t6: D.AN A & D....... Vm cot t6arrow_forward
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