V22ZS3

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TNZS3 is a type of varistor, also known as a transient suppressor or metal oxide surge protector. It is a form of voltage regulating device that is used to protect electronic components from interference due to transient voltage surges. It is a bidirectional semiconductor device, which means that it can also protect against overvoltages in both directions. This type of protection is particularly important in systems where there is a possibility of lightning strikes or other high-voltage surges.

The VNZS3 varistor works by using a zener voltage breakdown mechanism. When a voltage reaches a certain, predetermined level, which is referred to as the varistor’s “clamping voltage”, it triggers this breakdown mechanism. This triggers a current which limits the voltage across the varistor to the same predetermined level, thus protecting the electronics from excesses of voltage in either direction.

The main application of the VNZS3 varistor is in overvoltage protection for telecommunication lines, computer networks, and other sensitive electronic systems. It is also employed in power supplies, motor control systems, and other heavy industrial systems. In addition, these varistors are commonly used in data and signal transmission, for example, in Ethernet and coaxial applications.

The most commonly cited parameter when using the VNZS3 varistor in sensitive applications is the maximum transient voltage, which cannot be exceeded by the signal or data streams to be protected. The varistor is designed to start the breakdown process when this value is breached, providing the necessary protection. In order to ensure that the varistor is not damaged by being used in a system with high overloads, the maximum peak pulse current must be also taken into consideration.

VNZS3 varistors are designed to be used in high temperature environments, and can handle temperatures up to 205 degrees Celsius. They have a wide range of available capacitance values, and a low dielectric absorption rate, making them suitable for use in high-frequency applications as well.

VNZS3 varistors are also easy to install, as they come in a compact packaging. The tamper-proof housing prevents any potential tampering with the device, and helps ensure that the protection provided is always reliable. They are also UL approved, and come with various certificates of approval for safety and reliability.

In conclusion, the VNZS3 is a versatile, reliable and cost-effective solution for providing overvoltage protection in sensitive electronic systems. It offers a low clamping voltage, a high peak current rating, a wide operating temperature range, and a simple installation. This makes it a convenient choice for engineers looking for effective overvoltage protection in their systems.

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