Zener Diode (Zener Breakdown),Voltage Regulator
Semiconductor Electronics Material Devices and Simple Circuits

150939 A zener diode of power rating \(1.6 \mathrm{~W}\) is to be used as voltage regulator. If the zener diode has breakdown of \(8 \mathrm{~V}\) and it has to regulate voltage fluctuating between \(3 \mathrm{~V}\) and \(10 \mathrm{~V}\). The value of resistance \(R_s\) for safe operation of diode will be:
original image

1 \(13.3 \Omega\)
2 \(12 \Omega\)
3 \(10 \Omega\)
4 \(13 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150941 When a zener diode is used as a regulator with zener voltage of \(10 \mathrm{~V}\), nearly five times the load current passes through the zener diode. What should be the series resistance for the zener diode. If load resistance is \(2 \mathrm{k} \Omega\) and the un regulated voltage supplied is \(16 \mathrm{~V}\).

1 \(500 \Omega\)
2 \(100 \Omega\)
3 \(200 \Omega\)
4 \(800 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150942 In a Zener regulated power supply a Zener diode with \(\mathrm{V}_{\mathrm{z}}=6 \mathrm{~V}\) is used for regulation. The load current is \(\mathbf{4 ~} \mathrm{mA}\) and the unregulated input voltage is \(10 \mathrm{~V}\). To get a Zener current five times the load current the value of series resistor \(R_s\) is nearly
original image

1 \(150 \Omega\)
2 \(167 \Omega\)
3 \(175 \Omega\)
4 \(159 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150943 A Zener diode is connected to battery and a load resistance as shown below
The currents \(I, I_Z\) and \(I_L\) respectively are
original image

1 \(10 \mathrm{~mA}, 5 \mathrm{~mA}, 5 \mathrm{~mA}\)
2 \(15 \mathrm{~mA}, 7.5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
3 \(12.5 \mathrm{~mA}, 5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
4 \(12.5 \mathrm{~mA}, 7.5 \mathrm{~mA}, 5 \mathrm{~mA}\)
Semiconductor Electronics Material Devices and Simple Circuits

150944 In the circuit diagram, the current through the Zener diode is
original image

1 \(10 \mathrm{~mA}\)
2 \(3.33 \mathrm{~mA}\)
3 \(6.67 \mathrm{~mA}\)
4 \(0 \mathrm{~mA}\)
Semiconductor Electronics Material Devices and Simple Circuits

150939 A zener diode of power rating \(1.6 \mathrm{~W}\) is to be used as voltage regulator. If the zener diode has breakdown of \(8 \mathrm{~V}\) and it has to regulate voltage fluctuating between \(3 \mathrm{~V}\) and \(10 \mathrm{~V}\). The value of resistance \(R_s\) for safe operation of diode will be:
original image

1 \(13.3 \Omega\)
2 \(12 \Omega\)
3 \(10 \Omega\)
4 \(13 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150941 When a zener diode is used as a regulator with zener voltage of \(10 \mathrm{~V}\), nearly five times the load current passes through the zener diode. What should be the series resistance for the zener diode. If load resistance is \(2 \mathrm{k} \Omega\) and the un regulated voltage supplied is \(16 \mathrm{~V}\).

1 \(500 \Omega\)
2 \(100 \Omega\)
3 \(200 \Omega\)
4 \(800 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150942 In a Zener regulated power supply a Zener diode with \(\mathrm{V}_{\mathrm{z}}=6 \mathrm{~V}\) is used for regulation. The load current is \(\mathbf{4 ~} \mathrm{mA}\) and the unregulated input voltage is \(10 \mathrm{~V}\). To get a Zener current five times the load current the value of series resistor \(R_s\) is nearly
original image

1 \(150 \Omega\)
2 \(167 \Omega\)
3 \(175 \Omega\)
4 \(159 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150943 A Zener diode is connected to battery and a load resistance as shown below
The currents \(I, I_Z\) and \(I_L\) respectively are
original image

1 \(10 \mathrm{~mA}, 5 \mathrm{~mA}, 5 \mathrm{~mA}\)
2 \(15 \mathrm{~mA}, 7.5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
3 \(12.5 \mathrm{~mA}, 5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
4 \(12.5 \mathrm{~mA}, 7.5 \mathrm{~mA}, 5 \mathrm{~mA}\)
Semiconductor Electronics Material Devices and Simple Circuits

150944 In the circuit diagram, the current through the Zener diode is
original image

1 \(10 \mathrm{~mA}\)
2 \(3.33 \mathrm{~mA}\)
3 \(6.67 \mathrm{~mA}\)
4 \(0 \mathrm{~mA}\)
Semiconductor Electronics Material Devices and Simple Circuits

150939 A zener diode of power rating \(1.6 \mathrm{~W}\) is to be used as voltage regulator. If the zener diode has breakdown of \(8 \mathrm{~V}\) and it has to regulate voltage fluctuating between \(3 \mathrm{~V}\) and \(10 \mathrm{~V}\). The value of resistance \(R_s\) for safe operation of diode will be:
original image

1 \(13.3 \Omega\)
2 \(12 \Omega\)
3 \(10 \Omega\)
4 \(13 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150941 When a zener diode is used as a regulator with zener voltage of \(10 \mathrm{~V}\), nearly five times the load current passes through the zener diode. What should be the series resistance for the zener diode. If load resistance is \(2 \mathrm{k} \Omega\) and the un regulated voltage supplied is \(16 \mathrm{~V}\).

1 \(500 \Omega\)
2 \(100 \Omega\)
3 \(200 \Omega\)
4 \(800 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150942 In a Zener regulated power supply a Zener diode with \(\mathrm{V}_{\mathrm{z}}=6 \mathrm{~V}\) is used for regulation. The load current is \(\mathbf{4 ~} \mathrm{mA}\) and the unregulated input voltage is \(10 \mathrm{~V}\). To get a Zener current five times the load current the value of series resistor \(R_s\) is nearly
original image

1 \(150 \Omega\)
2 \(167 \Omega\)
3 \(175 \Omega\)
4 \(159 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150943 A Zener diode is connected to battery and a load resistance as shown below
The currents \(I, I_Z\) and \(I_L\) respectively are
original image

1 \(10 \mathrm{~mA}, 5 \mathrm{~mA}, 5 \mathrm{~mA}\)
2 \(15 \mathrm{~mA}, 7.5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
3 \(12.5 \mathrm{~mA}, 5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
4 \(12.5 \mathrm{~mA}, 7.5 \mathrm{~mA}, 5 \mathrm{~mA}\)
Semiconductor Electronics Material Devices and Simple Circuits

150944 In the circuit diagram, the current through the Zener diode is
original image

1 \(10 \mathrm{~mA}\)
2 \(3.33 \mathrm{~mA}\)
3 \(6.67 \mathrm{~mA}\)
4 \(0 \mathrm{~mA}\)
Semiconductor Electronics Material Devices and Simple Circuits

150939 A zener diode of power rating \(1.6 \mathrm{~W}\) is to be used as voltage regulator. If the zener diode has breakdown of \(8 \mathrm{~V}\) and it has to regulate voltage fluctuating between \(3 \mathrm{~V}\) and \(10 \mathrm{~V}\). The value of resistance \(R_s\) for safe operation of diode will be:
original image

1 \(13.3 \Omega\)
2 \(12 \Omega\)
3 \(10 \Omega\)
4 \(13 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150941 When a zener diode is used as a regulator with zener voltage of \(10 \mathrm{~V}\), nearly five times the load current passes through the zener diode. What should be the series resistance for the zener diode. If load resistance is \(2 \mathrm{k} \Omega\) and the un regulated voltage supplied is \(16 \mathrm{~V}\).

1 \(500 \Omega\)
2 \(100 \Omega\)
3 \(200 \Omega\)
4 \(800 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150942 In a Zener regulated power supply a Zener diode with \(\mathrm{V}_{\mathrm{z}}=6 \mathrm{~V}\) is used for regulation. The load current is \(\mathbf{4 ~} \mathrm{mA}\) and the unregulated input voltage is \(10 \mathrm{~V}\). To get a Zener current five times the load current the value of series resistor \(R_s\) is nearly
original image

1 \(150 \Omega\)
2 \(167 \Omega\)
3 \(175 \Omega\)
4 \(159 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150943 A Zener diode is connected to battery and a load resistance as shown below
The currents \(I, I_Z\) and \(I_L\) respectively are
original image

1 \(10 \mathrm{~mA}, 5 \mathrm{~mA}, 5 \mathrm{~mA}\)
2 \(15 \mathrm{~mA}, 7.5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
3 \(12.5 \mathrm{~mA}, 5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
4 \(12.5 \mathrm{~mA}, 7.5 \mathrm{~mA}, 5 \mathrm{~mA}\)
Semiconductor Electronics Material Devices and Simple Circuits

150944 In the circuit diagram, the current through the Zener diode is
original image

1 \(10 \mathrm{~mA}\)
2 \(3.33 \mathrm{~mA}\)
3 \(6.67 \mathrm{~mA}\)
4 \(0 \mathrm{~mA}\)
Semiconductor Electronics Material Devices and Simple Circuits

150939 A zener diode of power rating \(1.6 \mathrm{~W}\) is to be used as voltage regulator. If the zener diode has breakdown of \(8 \mathrm{~V}\) and it has to regulate voltage fluctuating between \(3 \mathrm{~V}\) and \(10 \mathrm{~V}\). The value of resistance \(R_s\) for safe operation of diode will be:
original image

1 \(13.3 \Omega\)
2 \(12 \Omega\)
3 \(10 \Omega\)
4 \(13 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150941 When a zener diode is used as a regulator with zener voltage of \(10 \mathrm{~V}\), nearly five times the load current passes through the zener diode. What should be the series resistance for the zener diode. If load resistance is \(2 \mathrm{k} \Omega\) and the un regulated voltage supplied is \(16 \mathrm{~V}\).

1 \(500 \Omega\)
2 \(100 \Omega\)
3 \(200 \Omega\)
4 \(800 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150942 In a Zener regulated power supply a Zener diode with \(\mathrm{V}_{\mathrm{z}}=6 \mathrm{~V}\) is used for regulation. The load current is \(\mathbf{4 ~} \mathrm{mA}\) and the unregulated input voltage is \(10 \mathrm{~V}\). To get a Zener current five times the load current the value of series resistor \(R_s\) is nearly
original image

1 \(150 \Omega\)
2 \(167 \Omega\)
3 \(175 \Omega\)
4 \(159 \Omega\)
Semiconductor Electronics Material Devices and Simple Circuits

150943 A Zener diode is connected to battery and a load resistance as shown below
The currents \(I, I_Z\) and \(I_L\) respectively are
original image

1 \(10 \mathrm{~mA}, 5 \mathrm{~mA}, 5 \mathrm{~mA}\)
2 \(15 \mathrm{~mA}, 7.5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
3 \(12.5 \mathrm{~mA}, 5 \mathrm{~mA}, 7.5 \mathrm{~mA}\)
4 \(12.5 \mathrm{~mA}, 7.5 \mathrm{~mA}, 5 \mathrm{~mA}\)
Semiconductor Electronics Material Devices and Simple Circuits

150944 In the circuit diagram, the current through the Zener diode is
original image

1 \(10 \mathrm{~mA}\)
2 \(3.33 \mathrm{~mA}\)
3 \(6.67 \mathrm{~mA}\)
4 \(0 \mathrm{~mA}\)