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barrier voltage decreases by 2mV for every 1 degree increase in temperature.

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14y ago

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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.


What is the effect of temperature on PN junction diodes?

As temperature rises more minority carriers are created, causing leakage across the junction to rise. This can cause runaway and eventual destruction of the junction.


Why would you use silicon diodes instead of germanium?

Though germanium diodes were the first ones fabricated, several factors make silicon the choice vs. germanium diodes. Silicon diodes have a greater ease of processing, lower cost, greater power handling, less leakage and more stable temperature characteristics than germanium diodes. Germanium diodes' lower forward drop (.2V to .3V versus .7V to 1.0V) make them better at small signal detection and rectification.


What effect temperature?

effect of temperature


How do the features of germanium and silicon diodes compare to each other?

Germanium diodes have a lower forward voltage drop compared to silicon diodes, making them suitable for low voltage applications. However, they have higher leakage current and are more temperature sensitive. Silicon diodes, on the other hand, have higher forward voltage drop but are more stable over a wider temperature range and have lower leakage current.


What is the temperature of germanium diode compare to silicon diode?

Germanium diodes typically have a lower forward voltage drop than silicon diodes, which can result in slightly higher temperatures under the same operating conditions. However, the difference in temperature between the two types of diodes is generally minimal and may vary depending on the specific application.


What is the difference between a silicon diode and germanium diode?

Silicon diodes have a higher forward voltage drop (~0.7V) compared to germanium diodes (~0.3V). Silicon diodes have higher temperature stability and are more commonly used in modern electronic devices, while germanium diodes are more sensitive to temperature changes and are less commonly used.


Difference between power diode and simple diode?

Major Differences1- DesignSimple diodes consist of a simple PN junction. They are smaller in size and lighter in weight, while power diodes are in modified form and they are larger and heavier normally. Power diodes are usually available in metal form.2- Voltage RatingSimple diodes are used in normal low power components so they have a relatively low voltage ratings as compared to power diodes. Power diodes can have very high voltage ratings usually in thousands of volts.3- Current RatingPower diodes have a high hand in Current ratings over normal diodes , that can be in several hundred amperes.4-TemperatureMajor probelm in handling high power applications is the generation of heat and temperature. Power diodes have the accessiblity of operation at higher temperature whereas normal diodes do not need this feature in high priority.5- CostPower Diodes are costly as compared to the simple diodes due to the additional components and features.


Explain why diodes melt?

Diodes, like many other electronic/electrical components, will melt if the temperature is high enough. This would occur if the power dissipation were too high because the current was too high.


What are the major classification of diodes?

1. general purpose diodes 2. fast recovery diodes 3. schottky diodes


What are examples of diodes?

There are so many different types of diodes. Some of the common examples include light emitting diodes, silicon diodes, zener diodes and so many more.


Are diodes rectifiers?

No. Diodes are diodes. One diode can be USED as a half-wave rectifier. Four diodes can be used to build a bridge rectifier.