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(1) Find power dissipated in diode. Diode threshold voltage 2.5 V A = 1002
Find voltage A voltage b current a power dissipated by R1 power dissipated by R2 R1...
Find
voltage A
voltage b
current a
power dissipated by R1
power dissipated by R2
R1 va 5k + Vb - V1 - 15 V R2 10k 11 4mA Figure 1: Passive DC Network
Problem 3: (20 points) A zener-diode voltage regulator circuit is shown belkw zener diode has breakdown voltage Vz 8.0V and the zener resistance is nsumed to be 0 ohms. The power supply voltage V...
Problem 3: (20 points) A zener-diode voltage regulator circuit is shown belkw zener diode has breakdown voltage Vz 8.0V and the zener resistance is nsumed to be 0 ohms. The power supply voltage Vps can vary between 10V and 14V and the lod resistance Ri can vary between 100 ohms and 1 kohm, 圧 1. Find a value of R such that the zener diode remains properly biased over the range of variation of Vps and RI (hint: the minimum...
2. In the circuit below, use the node-voltage method to find v, and the power dissipated...
2. In the circuit below, use the node-voltage method to find v, and the power dissipated the 1092 resistor 5 VA 2012 - e 15V(1 } 111 vaļ2N 3102 v. 340.0
that's all information it gives A zener-diode voltage regulator circuit is shown below. The tage V 8.0V and the zener resistance is assumed to Problem 3: (20 points) zener diode has breakdown...
that's all information it gives
A zener-diode voltage regulator circuit is shown below. The tage V 8.0V and the zener resistance is assumed to Problem 3: (20 points) zener diode has breakdown vol be 0 ohms. The power supply voltage Vps can vary between resistance RL can vary between 100 ohms and 1 kohm. 10V and 14V and the load Ri PS 1. Find a value of Ri such that the zener diode remains properly biased over the range of...
In the figure below, let the diode threshold voltage be vTH = 0.6 volts. Also let...
In the figure below, let the diode threshold voltage be vTH =
0.6 volts. Also let the load
R0 = 50
and the voltage supply vS(t) = 5 cos 100 t − 180 ◦:
v t
S( ) ~ +
− −
+
v t 0R ( ) 0
(a) Compute t0, the first time after t = 0 when the diode starts
conducting.
(b) Plot the load current i0(t) over 0 t 0.125 sec.
11) 20pts. The zener limiter circuit s V R often used as a low power voltage...
11) 20pts. The zener limiter circuit s V R often used as a low power voltage regulator for a DC power supply. This circuit is an example in load A) Find R so that the maximum power dissipated in the zener diode is Po for any possible value of Road given P, Vin and B) What is the maximum current that the load can draw before the zener stops regulating the voltage? C) When the circuit is regulating the voltage...
Find the power dissipated in the 4 kΩ resistor 2. 6 V 24 V power
Find the power dissipated in the 4 kΩ resistor 2. 6 V 24 V power
A PMOS transistor has a flatband (without substrate bias) threshold voltage of -0.4 V and the...
A PMOS transistor has a flatband (without substrate bias) threshold voltage of -0.4 V and the body-effect coefficient is -0.4 V^½. Compute the threshold voltage for VSB = -2.5 V and 2ΦF = 0.6 V.
(a) The following circuit shows a linear voltage regulator. Assuming the zener diode has specifications (VZ = 2.5 V, IZ...
(a) The following circuit shows a linear
voltage regulator. Assuming the zener diode has specifications (VZ
= 2.5 V, IZ = 60 mA), select adequate resistor values to provide a
regulated output voltage Vo = 10 V from an unregulated voltage Vi =
15V.
(b) Calculate the power efficiency of the
regulator when a load RL = 10Ω is connected to the regulator
output.
(c) Briefly explain the terms “dropout”, “line
regulation”, and “load regulation”, as they apply to voltage...
Calculate the power dissipated in the 2 ? resistor, if the voltage of the battarey is...
Calculate the power dissipated in the 2 ? resistor, if the
voltage of the battarey is ?=24.1 V and the resistance of the
resistor is R=7.2 Ohms? Express the answer to two decimal
places.
Find
voltage A
voltage b
current a
power dissipated by R1
power dissipated by R2
R1 va 5k + Vb - V1 - 15 V R2 10k 11 4mA Figure 1: Passive DC Network
Problem 3: (20 points) A zener-diode voltage regulator circuit is shown belkw zener diode has breakdown voltage Vz 8.0V and the zener resistance is nsumed to be 0 ohms. The power supply voltage Vps can vary between 10V and 14V and the lod resistance Ri can vary between 100 ohms and 1 kohm, 圧 1. Find a value of R such that the zener diode remains properly biased over the range of variation of Vps and RI (hint: the minimum...
2. In the circuit below, use the node-voltage method to find v, and the power dissipated the 1092 resistor 5 VA 2012 - e 15V(1 } 111 vaļ2N 3102 v. 340.0
that's all information it gives
A zener-diode voltage regulator circuit is shown below. The tage V 8.0V and the zener resistance is assumed to Problem 3: (20 points) zener diode has breakdown vol be 0 ohms. The power supply voltage Vps can vary between resistance RL can vary between 100 ohms and 1 kohm. 10V and 14V and the load Ri PS 1. Find a value of Ri such that the zener diode remains properly biased over the range of...
In the figure below, let the diode threshold voltage be vTH =
0.6 volts. Also let the load
R0 = 50
and the voltage supply vS(t) = 5 cos 100 t − 180 ◦:
v t
S( ) ~ +
− −
+
v t 0R ( ) 0
(a) Compute t0, the first time after t = 0 when the diode starts
conducting.
(b) Plot the load current i0(t) over 0 t 0.125 sec.
11) 20pts. The zener limiter circuit s V R often used as a low power voltage regulator for a DC power supply. This circuit is an example in load A) Find R so that the maximum power dissipated in the zener diode is Po for any possible value of Road given P, Vin and B) What is the maximum current that the load can draw before the zener stops regulating the voltage? C) When the circuit is regulating the voltage...
Find the power dissipated in the 4 kΩ resistor 2. 6 V 24 V power
(a) The following circuit shows a linear
voltage regulator. Assuming the zener diode has specifications (VZ
= 2.5 V, IZ = 60 mA), select adequate resistor values to provide a
regulated output voltage Vo = 10 V from an unregulated voltage Vi =
15V.
(b) Calculate the power efficiency of the
regulator when a load RL = 10Ω is connected to the regulator
output.
(c) Briefly explain the terms “dropout”, “line
regulation”, and “load regulation”, as they apply to voltage...
Calculate the power dissipated in the 2 ? resistor, if the
voltage of the battarey is ?=24.1 V and the resistance of the
resistor is R=7.2 Ohms? Express the answer to two decimal
places.
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