MMSZ4703-E3-08

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The MMSZ4703-E3-08 is a single Zener diode, which is a type of diode designed to breakdown at a specific voltage when a predetermined amount of current passes through it. It is designed specifically to be used as a voltage regulator.

The diode comes in a SOD-323 package with a maximum power dissipation of 500 mW. The peak reverse current is 2 mA and the maximum reverse voltage is 5 V. The nominal breakdown voltage is 4.7 V and the maximum voltage clamping is 11 V. It has a forward voltage of 0.8 V.

This single Zener diode has a number of applications, not least in the field of voltage regulation. By using a voltage regulator, power supply modules can ensure a consistent and safe voltage level is maintained for all connected devices. It is often used in electronic equipment where a consistent voltage level is required no matter what the input voltage would be.

In addition to voltage regulation, the single Zener diode can also be used in RF oscillator circuits and to clamp overvoltage. It can be used as a voltage reference source in a voltage divider, as well as for powering small logic circuits. The diode can be used to provide an automatic reset of microprocessors that have gone into a fault state.

The working principle of a Zener diode is based on the principle of avalanche breakdown. It operates using the reverse voltage of a diode. When the reverse voltage of a diode increases beyond a certain level, electrons that have been injected into the depletion region of the diode start to gain energy and accelerate rapidly. This accelerated electron collision will cause lower voltage valence electron to be raised to higher energy levels, resulting in a conductive path being created in the diode.

The current will then flow across this conduction path, which will cause the voltage across the diode to decrease. This decrease in voltage is relatively constant and creates a stabilised voltage across the diode. This regulated voltage across the diode is called the Zener voltage and is the most useful property of the Zener diode.

For the MMSZ4703-E3-08 diode, the voltage is 4.7 V when the current passes through it, making it an ideal choice for a variety of applications requiring a consistent voltage. The diode can be used for reverse biasing, in which the diode is forward biased below its cut-in voltage and reverse biased above the cut-in voltage. This allows the current to conduct through the diode when it is forward biased, and reverse bias when it requires a consistent voltage.

The MMSZ4703-E3-08 is a single Zener diode that is ideal for numerous applications in the field of voltage regulation. By using the principle of avalanche breakdown, it can provide a consistent and safe voltage level for connected devices by creating a Zener Voltage. It can also be used in RF oscillator circuits, as well as to provide automatic reset of microprocessors. This single Zener diode has a power dissipation of 500 mW and a nominal breakdown voltage of 4.7 V, making it a great choice for a variety of applications.

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