ERZ-E07E621

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TVS - Varistors, MOVs - are a type of transient voltage surge suppressor that work by diverting or shorting a surge of voltage from a line that may otherwise cause damage to a device. The ERZ-E07E621 is a varistor that is designed to protect a number of devices from voltage surges. It is used in numerous applications, including automotive, portable electronics, appliances, and industrial control systems.

The ERZ-E07E621 varistor comprises a silicon carbide body that holds the electrodes consisting of zinc oxide, an electrolyte and another ceramic layer. It is available in two versions – the ‘E’ type and the ‘M’ type – which have different levels of voltage capability. The E type can withstand peak voltage surges of up to 5V while the M type can withstand up to 8V.

The ERZ-E07E621 varistor has a small form factor with a body size of 7.6x7.6mm. This makes it suitable for applications where space is limited, such as smartphones or other portable devices. It can be soldered easily onto a PCB if required. The varistor also has a low clamping voltage (typically between 12-33V) and a low leakage current (typically between 0.2-2.5mA).

When installed in an electronic device or system, the ERZ-E07E621 varistor acts as a short-circuit or discharge element. This means that when exposed to an excessive transient voltage, it quickly conducts the excess voltage away from the device or system to ground. It also acts as a pull-up resistor which helps to protect the device or system from overvoltage.

By diverting a surge of voltage away from a device or system, the ERZ-E07E621 varistor helps to protect the device or system from damage that could otherwise have been caused. This is especially useful in applications where there is a risk of electrical surges, such as industrial control systems.

In summary, the ERZ-E07E621 is a small form factor varistor designed to protect electronic devices and systems from voltage surges. It works by quickly diverting the excess voltage away from the device or system, thus preventing any damage from being caused. It is available in two versions – the E type and the M type – with different levels of voltage capability and is suitable for a wide range of applications.

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