20 10V 2Ω 20 ΔΩ AL 8. For the circuit in the figure, the load resistor RL might "see" a Thevenin equivalent circuit in its place. What are the values of the equivalent circuit? Hint: Voc is the same as Vth, and Req is the same as Rth. Voc 5, Req=1 Voc 1, Req=2 Voc 5, Req=2 Voc 4, Req=2

Rc does not look like a standard resistor value? and what about choosing value for Re, it has to be standard value as well

In circuit shown in figure, the operating point is chosen such that Ic = 1.57 mA, VCE = 3.1V,If Rc = 2.5 KN, Vcc = 9 V and ß = 49 Determine the values of R1, R2 and Rɛ [VBE = 0.7 V and , = 106] RC R1 Vcc RE R2 Hobl- www www www www

Voltage Zener is used in the circuit below and the load current is to vary from 12 to 100 mA. Find the value of series resistance R and the range of load resistance to maintain a voltage of 7.2 V across the load. The input voltage is constant at 12V and the minimum Zener current is 10 mA. ... IL R Iz Eo RL Vz E, = 12 V

Negative Clamping Circuit: Can you explain why the output voltage gets shifted down logically?

Calculate the dc and ac components of the output signal across load RL in the circuit of Figure * Vác = 150 V V, (ms) = 15 V V', (ms) R 500 2 C2 10μF Full-wave 15 μF 5 k2 rectifier Vdc= 136.4V, Vac= 3.9V Vdc= 163.4V, Vac= 9.3V Vdc= 13.4V, Vac= 9.9V None of the above

Don't know what these values are? What is H ? How can they add them?

Refer to the following figure. The circuit is a @ Battl www Oa. Positive limiter with positive bias O b. Negative clamper OC. Negative limiter with negative bias Od. Positive clamper

The diodes in the circuit in Figure Q7 have V = 0.7. Determine the output voltage Vo and the currents Ip1, ID2, D3, and I for the following input conditions: V₁ = 2V V₂ = 3V *** In which all the diodes are ON state Parameter Valuc 101 = 6.05 A D2 = 665 9.05 N 9.65A 03 Vo = 5.725 1 - 10 - 19.50 -0.7 - 5 = 0.45m²ß U. = 10 19. H - (.45mA x 9.5 KR) = 5.725 W : 5.75 -02:22 0.5. k IN S. 725-0-7-7 6.05 m/ 3 4.0% XIU A 27 2 3 Vo 05 kQ 0.5 k 120 www IDI 1pz D₁ D₂ Figure Q7 +10 V lost [ f +5 V 9.5 KQ D ovo 77°F Clear

For a Buck converter you need to calculate what range of duty cycles a controller needs to meet the following conditions Input Volatge (from 80V to 120V) DC Needs to output 100V with a 20 Ohm Load The supplied PWN signal is 50 kHz's   What is the required range of duty cycles to get the output