*42. a. Determine VL, IL, Iz, and Ir for the network of Fig. 2.186 if RL = 180 N. b. Repeat part (a) if Rµ c. Determine the value of R, that will establish maximum power conditions for the Zener diode. =470 Ω.
*42. a. Determine VL, IL, Iz, and Ir for the network of Fig. 2.186 if RL = 180 N. b. Repeat part (a) if Rµ c. Determine the value of R, that will establish maximum power conditions for the Zener diode. =470 Ω.
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Transcribed Image Text:*42. a. Determine VL, IL, Iz, and Ir for the network of Fig. 2.186 if R1 = 180 N.
b. Repeat part (a) if R1 = 470 N.
c. Determine the value of R1 that will establish maximum power conditions for the Zener diode.
d. Determine the minimum value of R1 to ensure that the Zener diode is in the “on" state.
Rs
220 2
IR
Vz = 10 V
RL
VL
20 V
Pz,
= 400 mW
Zmax
FIG. 2.186
Problem 42.
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