A silicon diode is at T = 300 K in which IS = 10–14 A and n = 1. Find the diode current for vd = 0.7 V
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- How is a solid-state diode tested? Explain.With constant current flowing in the forward direction in a small-signal silicon diode, the voltage across the diode decreases with temperature by about 2 mV/K. Such a diode has a voltage of 0.650 V, with a current of 1 mA at a temperature of 25°C. Find the diode voltage at 1 mA and a temperature of 175°C.If the diode is OFF, what is Vd, resistor current, and Vo? Assume an ideal diode.
- Find the range of values that will keep the zener diode “on” (operating) in the figure. (Plot the Vy-Vi graph).A silicon diode has an incremental resistance “R”. It is then connected in series with a resistor 25 ohms across a 25V source. If the voltage drop across the 25 ohm resistor is 10 V, what is the value of “R” ?The diode used in the following figure is a silicon diode. According to the given, what is the maximum value of the output voltage?
- 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 currentUsing ideal diodes (voltage drop across ideal diodes is zero) and resistors, construct a circuit that results in the following output vs. input voltage characteristics.Find out the forward current flowing through a So diode if the reverse saturation current is 6x10-14 A and the forward voltage is 0.635 V. Consider the temperature to be at 300 K.
- for a silicon diode with I s= 2.5 µ A at 300 °K, find the forward voltage at a forward currentGiven a diode current of 8 mA and n 1, find I s if the applied voltage is 0.5 V and the tem-perature is room temperature (25°C).Find the voltages at V1 and V2. Consider as a practical diode. (Show Complete Solution)