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The avalanche effect in diodes refers to a phenomenon where a small increase in voltage across a reverse-biased diode leads to a significant increase in current. This occurs when the electric field within the diode becomes strong enough to accelerate charge carriers, causing them to collide with other atoms and generate additional charge carriers through impact ionization. As a result, the current can increase rapidly, potentially leading to device failure if not controlled. This effect is exploited in certain types of diodes, such as avalanche diodes, which are designed to operate in this breakdown region safely.
What else can I help you with?
Why zener breakdown and avalanche breakdown increases with temperature?
effect of temperature on zener & avalanche breakdown
Can back to back semiconductor diodes can be added as npn or pnp transistors?
no, the shared base of a transistor between the emitter & collector must be thin to get the transistor effect. the thinner the better for high frequency transistors. this cannot be faked using individual discrete diodes.
What is an effect on fixed pulley?
The fixed pulley only changes the direction of the force applied.
What is collector bypass capacitor?
A: It is not a bypass it is a negative feedback to effect the input voltage, Bias is when a DC voltage is applied to insure proper operation
When excessive voltage is applied to a capacitor it will break down What factor of the capacitor has the greatest effect on breakdown voltage?
The dielectric material between the plates.
What was the major effect of replacing the two diodes with resistors?
As I have no information on the circuit I can make no valid predictions as to the effect of replacing diodes with resistors. However I assume the effect(s) will resemble that of having very defective diodes in the circuit.
Why zener breakdown and avalanche breakdown increases with temperature?
effect of temperature on zener & avalanche breakdown
What is zener avalanche?
Zener avalanche refers to the breakdown mechanism in a Zener diode that occurs when the reverse voltage exceeds a certain threshold, known as the Zener breakdown voltage. In this process, both Zener and avalanche breakdown can occur, depending on the diode's voltage rating. At lower voltages, the Zener effect dominates, while at higher voltages, avalanche breakdown becomes significant. This mechanism allows Zener diodes to regulate voltage in circuits by clamping the voltage to a specific level, ensuring stability and protection for sensitive components.
Can a butterfly cause an avalanche?
If it is the the butterfly effect that the butterfly starts that sets off the avalanche then yes, but if it is the actual butterfly by itself then no.
Why zener diodes are heavily doped?
Zener diodes are heavily doped to create a narrow depletion region, allowing them to operate in the reverse breakdown region where they exhibit the Zener effect. This effect causes the diode to conduct in reverse bias at a specific voltage, ideal for voltage regulation applications.
Indium Phosphide diode Working?
Indium Phosphide diodes are used as high-frequency microwave and millimeter-wave applications due to their high carrier mobility and low noise. These diodes work by allowing current to flow in one direction when a forward bias voltage is applied and blocking current when a reverse bias voltage is applied, making them useful in high-speed communication systems and radar applications.
What kind of animals does an avalanche effect?
any animals that live in that area
When operating as a voltage regulator the breakdown in a Zener diode occurs due to which effect?
avalanche
Define d c josephson effect?
Dc voltage applied to a semi conductor electron pair ,it passes through the tunnel made by insulator present in between two semiconductors with out any leakage.
Effect of temperature on pn-junction diodes?
barrier voltage decreases by 2mV for every 1 degree increase in temperature.
Identity five types of taxes you are familiar with Define each type and explain its assume effect?
identity five types of taxes you are familiar with. Define aech type and explain its assume effect?identity five types of taxes you are familiar with. Define aech type and explain its assume effect?
What are the best ways to describe or define a cause and an effect?
A cause makes an effect happen, and an effect comes about as a result of a cause.
