3.- For the given circuit and conditions find n D n:1 10.2 FPL POR = 10 W.

Q-3. Draw 1-V characteristics of 5 V silicon zener diode (Vz-5V) and show its parameters V Vz, Izx. Izs, Izm on the curve. Q-4. Determine the range of Road (Rmin, Rmax) that will maintain Vz at 5 volts for the circuit given below. Rs m 1.0kg V1 40 V Pzm=150mw

In the circuit shown below. Let Vm-35 V and i-20 mA and VpQ -0.7 V: iD 3 kQ 0.8 kO Vmcos(@t)V For t Os, the current in the diode equals: Oa. 0 mA Ob. 4 mA Oc. 2 mA Od. 6 mA If t = T/4, then the current in the diode equals: Oa. 6.29 mA Ob. 5.03 mA Oc. 4,03 mA Od. 7.86 mA If t = T/2, then the current in the diode equals: Oa. 15.24 mA Ob. 13.24 mA Oc. 19.24 mA Od. 17.24 mA

uO 9:.0 A docs.google.com * ZAIN IQ l. Q3/B: Assume an ideal diode model for all the diodes in the circuit below. calculate voltages and currents through D1 and D2 9kQ 1N1199C R2 D1 18KQ 1N1199C D3 1N1199C V2 =12 V R3 1kQ R4 5kQ 1.22 V 11 mA 0.5 A O VD1 ID1 VD2 ID2 صفحة 4 من 6

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A semiconductor diode having ideal forward and reverse characteristics is used in a half-wave recti- fier circuit supplying a resistive load of 1000 Ω. If the r.m.s. value of the sinusoidal supply voltage is 250 V, determine (i) the r.m.s. diode current

For the ideal-diode clipper circuit given below, VS = 12.sinwt V. a. Determine the output voltage Vout and sketch this function. b. Remove the short circuit between points x and y, and replace it with a 2k2 Resistor. Find the range of values of VS for; D1 and D2 are OFF D1 is ON and D2 is OFF D1 is OFF and D2 is ON Is it possible for both D1 and D2 to be ON? y 1kO 3V D2 VS 3kQ. Vout D1 6V

For the diode circuit to the right 8002 a V 1002 b 40mA 0.001V' a) To the left of points a and b, find the load-line relation by expressing the current, I with voltage, V. HINT: Write KCL equation for the circuit diagram and write I in terms of V from that KCL equation. This will be your load-line equation. b) Assume the diode has the following characteristic, using the load-line relation you found in (a), determine the operating voltage, V and current, I for the circuit. ip (mA) 20 15 10 5 Vp (V) 3.0 0.5 '1.0 1.5 2.0 2.5

For the diode circuit to the right 8002 a V' V 40mA (T 1002 0.001V' a) To the left of points a and b, find the load-line relation by expressing the current, I with voltage, V. HINT: Write KCL equation for the circuit diagram and write I in terms of V from that KCL equation. This will be your load-line equation.

We know that the Si-diode will pass the current in a forward biased region. This behavior is useful for many applications. Using Multisim build a circuit to observe the relation between the current and the voltage in Si-diode. (Use Diode 1N007GP, 5Ω resistor).