VE09M00321K

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TVS - Varistors, MOVs, are electrical components that provide protection against electrical transients, also known as surge protection. VE09M00321K is an example of a TVS device, and its application and working principle can be broken down into four major categories.

Low-voltage Applications

VE09M00321K is designed for low-voltage applications such as automotive electronics and telecommunications equipment. It has various features to protect these types of devices from electrostatic discharge (ESD) and transient overvoltage, without affecting the circuits\' normal functioning. The device has a low deflection voltage rating of 16.5V and an over the voltage threshold of 17.4V, thus allowing it to handle low-level surges with ease. Additionally, its leakage current is low (2μA maximum) and its insulated housing gives it the necessary protection against ESD and voltage surges.

Robustness Against Power Surges

VE09M00321K’s robust design allows it to protect sensitive devices from power surges with its superior high surge performance and wide line-to-line working voltage range. The device has a peak pulse power of 819W (10/1000us) and a working voltage range of -40V to +40V. This ensures that when a surge, such as lightning, enters the system, the device can quickly and effectively clamp the voltage to its rated value, thus protecting the system.

Working Principle

The VE09M00321K has an integrated high-speed switch that operates when triggered by an unexpected surge or overvoltage. This causes the TVS diode to become conductive, thus redirecting the surge energy into the ground. The sensitive devices that the device is meant to protect are not adversely affected, and they remain safe. Additionally, the device’s high energy absorption capability ensures that the surge energy is dissipated safely and efficiently.

Applications

VE09M00321K can be used in a wide variety of applications, including telecommunications equipment, industrial and commercial equipment, automotive electronics and computer systems. It is especially suitable for general purpose, high temperature working environment because its internal structure can handle high temperatures of up to 150°C. It is also well suited for low-voltage applications due to its low deflection voltage rating and low power consumption.

In conclusion, the VE09M00321K device is an ideal surge protection solution for several low-voltage applications, due to its robust design and high energy absorption capability. It is also capable of handling power surges with its peak pulse power rating and wide line-to-line working voltage range. Additionally, its insulated housing protects against ESD and voltage surges, thus making it a reliable product for a variety of applications.

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