ERZ-VF2M121

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ERZ-VF2M121 Application Field and Working Principle

TVS - Varistors, MOVs (transient voltage surge suppressors), also known as clampers, are electrical protection components that are widely used in electrical circuits. They are used to limit overvoltage and minimize stress on components, reduce system failure probability and protect electronic efficiency. One such device is the ERZ-VF2M121, a low-capacitance varistor.

Application Field

The ERZ-VF2M121 is an ideal solution for ESD in communication and consumer electronics. It is widely applicable in automotive, industrial and medical applications, with excellent surge handling capability and prolonged lightning protection. It can also be used for applications such as data cables, USB ports, DVI / HDMI ports and other high-speed transmission lines.

The ERZ-VF2M121\'s light footprint and small size enable it to fit in tight areas and applications that require strict dimensional control. It also provides bi-directional protection with low leakage current, efficient overvoltage protection and precise calibration of engineering parameters.

Working Principle

The ERZ-VF2M121 is a varistor, meaning it limits high voltage at the line it is connected to. It does this by utilizing a unique electro-mechanical property of non-linear materials called the voltage-current relationship. This property allows it to act as a “variable resistor”, meaning its resistance varies depending on the voltage applied across it.

The ERZ-VF2M121 works by providing a lower impedance path for high-energy voltages. When a voltage spike (surge) occurs, the varistor’s impedance drops and the current is redirected, reducing the spike to a safer level. When the spike is over, the varistor’s impedance returns to normal, allowing normal operations to continue.

The ERZ-VF2M121 has low capacitance, making it suitable for high-speed applications. It also has high peak pulse current capability and low clamping voltage, making it well-suited for preventing overvoltage damage. The product is also safety-engineered, with excellent fail-safe features.

Conclusion

The ERZ-VF2M121 is a low-capacitance varistor, and is widely applicable in automotive, industrial and medical applications. It protects circuits from high voltage spikes and is an ideal solution for ESD in communication and consumer electronics. It is suitable for high-speed applications, and has low capacitance, high peak pulse current capability and low clamping voltage. The fail-safe features make the product especially safe compared to other options, making it a great option for protecting circuits from transient voltage.

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