2EZ3.9D/TR8

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Diodes - Zener - Single

The 2EZ3.9D/TR8 is a Single Zener diode from NationStar. It is one of the most popular diodes and is frequently used in various applications. It has a wide variety of uses, ranging from controlling the flow of current to protecting electrical circuits from damage.

Applications of the 2EZ3.9D/TR8

The 2EZ3.9D/TR8 is used as a voltage regulator for various electrical circuits. It is used to limit the voltage between two specific points and maintain the desired voltage levels for components in the circuit. It is also commonly used to stabilize the output voltage in a voltage regulator circuit, preventing the voltage from fluctuating up or down uncontrollably. The 2EZ3.9D/TR8 is also used as a transistor switch to protect against damage caused by high voltages or currents. It can also be used in a crowbar circuit to protect against overvoltage.

Working Principle of the 2EZ3.9D/TR8

The 2EZ3.9D/TR8 is a Zener diode, which works on a basic principle of allowing current to flow only in one direction. When current flows in the forward direction, it passes through the diode like a normal diode. However, when the voltage reaches the rated level or higher, the diode’s internal resistance decreases and allows current to flow in the reverse direction. This reverse current is limited to the Zener breakdown voltage, which is equal to the rated voltage of the diode. This makes the 2EZ3.9D/TR8 ideal for voltage regulation, as it will not allow the voltage to go above or below the specified level.

Conclusion

The 2EZ3.9D/TR8 is a Single Zener diode from NationStar. It is popular and has a wide range of uses, such as controlling the flow of current, protecting electrical circuits from damage, and stabilizing the output voltage in a voltage regulator circuit. Its working principle is based on the Zener breakdown voltage, which allows the diode to pass current in the reverse direction when the voltage reaches the rated level or higher. This makes it an ideal choice for voltage regulation applications.

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