3EZ30D10/TR12

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The 3EZ30D10/TR12 is a type of zener diode, which is a single junction semiconductor device that converts alternating current (AC) into direct current (DC). It is commonly used in many applications, such as rectifying, voltage regulation, and voltage protection. In this article, the application field and working principle of this particular zener diode will be discussed.

Application Field of 3EZ30D10/TR12

The 3EZ30D10/TR12 is a type of single junction diode, typically used in AC to DC rectification, voltage regulation and voltage protection. It has a breakdown voltage of 10V and a maximum reverse power dissipation of 0.2W. This makes it suitable for many applications, such as:

• Power supplies: The 3EZ30D10/TR12 zener diode is ideal for use in power supplies as it offers voltage protection, ensuring that no excessive voltage is applied to the circuit.
• Rectification: It is ideal for AC to DC rectification, allowing AC voltage to be converted to a DC voltage suitable for use in electronic circuits.
• Low-voltage regulation: It is also suitable for use in low-voltage regulation as it can be used to provide a reliable low voltage power supply.

Working Principle of 3EZ30D10/TR12

The working principle of the 3EZ30D10/TR12 is based on the "zener breakdown" effect. In this effect, when the reverse voltage exceeds the breakdown voltage, a current path is created, allowing a current to pass through the diode in the reverse direction. Due to its low breakdown voltage, the 3EZ30D10/TR12 is ideal for use in low-voltage applications.

When the diode is reverse biased, the electric field created by the reverse voltage causes a depletion region in the junction. The size of this depletion region depends on the magnitude of the reverse voltage. When the reverse voltage exceeds the breakdown voltage, the depletion region grows until it reaches a certain size at which point a current is allowed to pass through it. This current is known as the "zener current" and is determined by the size of the depletion region and the magnitude of the breakdown voltage.

Conclusion

In conclusion, the 3EZ30D10/TR12 is a type of single junction zener diode, typically used in AC to DC rectification, voltage regulation, and voltage protection. It has a breakdown voltage of 10V and a maximum reverse power dissipation of 0.2W. The working principle of this diode is based on the "zener breakdown" effect and it is ideal for use in low-voltage applications.

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