UDZVTE-173.0B Discrete Semiconductor Products

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Introduction to UDZVTE-173.0B
UDZVTE-173.0B is a single Zener diode that is employed in special applications, such as in three-terminal voltage regulators. A Zener diode is a specialized type of diode that is constructed such that when the reverse bias voltage reaches a certain level known as the Zener voltage, the diode permits a significant current to flow in the reverse direction. This reverse current has a fixed voltage drop that is determined by the diode\'s characteristics and the current through it.

Application Fields
The UDZVTE-173.0B diode can be used in various applications where voltage needs to be regulated or stabilized. For example, it can find applications in power supplies, DC/DC converters and other electronic return systems. It is also suitable for voltage regulation in automotive and motor control applications. Additionally, these diodes can be employed in overvoltage protection circuits and protection against brief power faults in telecommunications, industrial, automotive and many other power systems.

Working principle
A Zener diode is designed to operate in reverse-biased condition, where the voltage is applied in the opposite direction that against the conventional current. When the reverse bias voltage reaches the Zener voltage (VZ) of the diode, the junction breaks down and current flows in a reverse direction. This avalanche breakdown phenomenon is known as Zener breakdown. As a result, the reverse current flowing through the diode has a fixed voltage drop independently of the current magnitude. This voltage drop is the diode\'s Zener voltage, which can be accurately determined by the diode\'s characteristics.

The UDZVTE-173.0B diode has a Zener voltage of 173V and can handle up to 15A of reverse current, allowing it to be used in high-power applications. The device is manufactured in three-lead packages, including the anode, cathode and the gate terminal. The gate is the third terminal which helps to expand the range of applications of this type of diode. Furthermore, a Zener diode acts as a source or shunt current regulator.

Conclusion
The UDZVTE-173.0B diode is a single Zener diode that is suitable for many applications where the voltage needs to be regulated or stabilized, such as power supplies, DC/DC converters and other electronic return systems. The device operates in reverse bias mode and has a Zener voltage of 173V, which makes it suitable for high-power applications. Finally, the diode is manufactured in three-lead packages, allowing it to be used in a wide range of applications.

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