TZX4V3A-TR

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Diodes, in general, are reversed-biased semiconductor devices that function like one-way switches in electronic circuits. Zener diodes, in particular, are widely used for voltage regulation and voltage limiting in power supplies, especially in portable or low power applications. The TZX4V3A-TR is a low voltage Zener diode from a reputable manufacturer. It has a wide range of applications, from low-voltage rectification or static protection for sensitive electronic components to regulating the output of a power supply.

The TZX4V3A-TR has a reverse resistance rating of 0.3 ohms with a maximum reverse power rating at 75 deg C of 3 watts. This makes it an ideal choice for low voltage applications like mobile phones, digital cameras, and computers. The diode has a breakdown voltage of 4.3 volts, which is why it is called a 4.3 V Zener diode. The maximum operating temperature range of the diode is -55 to +150 deg C.

A Zener diode works by allowing current to pass through its junction when the applied voltage is below its breakdown voltage. This causes a small reverse bias current to flow. When the voltage across the junction increases, the electric field across the junction becomes strong enough to break down the depletion region and strong electric current flows through the diode. This process is called Zener breakdown and the current keeps rising as the voltage across the diode increases.

This allows the diode to regulate the voltage across the diode at a predetermined level. The TZX4V3A-TR can be used in applications such as reverse current protection in mobile phones, LED drivers, and voltage regulation in power supplies. When used as a voltage regulator, the TZX4V3A-TR prevents overvoltage by limiting the voltage to 4.3 volts. This helps protect the internal components in the power supply from high voltage damage.

The TZX4V3A-TR also has other applications. It can be used in battery charging circuits as a current limiter to protect the battery from overcharging. It can also be used as a voltage clamp to limit the voltage of sensitive electronic components such as microprocessors and memories. Additionally, it can be used in logic circuits to ensure the logic levels are maintained.

As a practical example, the TZX4V3A-TR can be used in a monitor power supply to provide overvoltage protection. The power supply will provide a nominal voltage of 5 volts, and the Zener diode will keep the voltage at 4.3 volts, thus protecting the circuit and its components from damage caused by overvoltage. The diode can also be used to provide protection against electrical transients in power supplies and signal lines.

To summarize, the TZX4V3A-TR Zener diode is a low voltage diode with a variety of applications. It has a maximum reverse power rating of 3 watts and a breakdown voltage of 4.3 volts. Its wide range of applications includes voltage regulation, reverse current protection, current limiters, logic level control, and protection against electrical transients. It can be used in a variety of applications such as monitor power supplies, battery charging circuits, LED drivers, and voltage regulation for sensitive electronic components.

The specific data is subject to PDF, and the above content is for reference