ERZ-E11F561

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TVS (transient voltage suppression) devices are typically used to protect circuits and components from overvoltage events. TVS devices come in many forms, including varistors, MOVs (metal oxide varistors) and THERMistors. The ERZ-E11F561 is one type of metal oxide varistor, a type of non-linear component designed for surge protection in a variety of applications such as telecommunications, automotive, industrial, power supplies and audio. It provides a fast, reliable and cost-effective method of protecting sensitive circuits from large overvoltage events.

The ERZ-E11F561 is a radial leaded varistor with a surge current rating of up to 6.5kA (8/20 microseconds) and a peak pulse current of 10kA (8/20 microseconds). It is available in a variety of sizes from 5mm to 20mm. The operating temperature range of the device is -40°C to 85°C. The device has a low leakage current and a low clamping voltage. It also has a low effective capacitance, so it is suitable for protection against high frequency transients.

The working principle of the ERZ-E11F561 is based on the principle of non-linearity. The device consists of two electrodes placed on a ceramic electrode body. When a voltage is applied across the electrodes, a non-linear resistance, called a varistor or MOV, is formed. This resistance can range from a few ohms up to thousands of ohms. When the applied voltage is below the nominal threshold voltage of the device, the resistance of the varistor is very low, allowing current to pass through the device with minimal loss. But when the applied voltage exceeds the nominal threshold voltage of the device, the resistance of the varistor rises rapidly, providing an overload protection to the circuit. The device is able to absorb energy and clamp the voltage to a safe level, thus protecting the circuit from damage and preventing further damage due to unchecked overvoltage events.

The ERZ-E11F561 can be used in a variety of applications, including telecommunications, automotive, industrial, power supplies, domestic appliances and audio. In telecommunications, the device can be used to protect against overvoltage events caused by lightning or electrical interference. In automotive applications, it can be used to protect against high voltage spikes caused by engine ignition or electric motor operation. In industrial applications, it can be used to protect equipment from overvoltage events caused by line surges or load switching. In power supplies, it can be used to t protect equipment from overvoltage spikes caused by line disturbances or power system disturbances. In domestic appliances, it can be used to protect equipment from overvoltage events caused by accidental induced voltages, while in audio applications, it can be used to protect against high frequency transients caused by electrostatic discharges.

In summary, the ERZ-E11F561 is a metal oxide varistor designed for surge protection in a variety of applications. It is available in a variety of sizes from 5mm to 20mm, with an operating temperature range of -40°C to 85°C. It has a low leakage current, a low clamping voltage and a low effective capacitance, making it suitable for protection against high frequency transients. The device provides a fast, reliable and cost-effective method of protecting sensitive circuits from large overvoltage events, and can be used in a variety of applications including telecommunications, automotive, industrial, power supplies, domestic appliances and audio.

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