V100RA16X2749

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A varistor is a semiconductor device designed to protect electrical circuits from overvoltage surges. V100RA16X2749 is one of the most widely used varistors in the television signal industry, with high surge capability, excellent electrical specifications, steady leakage current, low impedance, and excellent performance in extreme environmental conditions.

A V100RA16X2749 varistor has two vital electrical properties: its rated voltage level and its nonlinear current-voltage characteristics. The nonlinearity of the device appears due to the concentration of charge carriers in its N-type or P-type semiconductor material. This increase comes from the fact that the charge carriers are electrons and holes which change in numbers due to the transfer of energy from the applied AC electric field. As the applied voltage reaches a certain level, known as the breakover or clamping voltage, the electrons and holes recombine, and current begins to flow through the varistor.

The V100RA16X2749 varistor also has a voltage breakdown point where the applied AC voltage level can be sustained over time and still retain its clamping level. As the applied voltage level increases above this level, the device’s nonlinearity and avalanche phenomenon results in a “clamping” effect, which limits the peak voltage at the node being protected to the device\'s clamping voltage level.

The V100RA16X2749 varistor is widely used to protect TV antennas, receiving antennas, television sets, computers, and other electronic equipment from overvoltage surges, transient voltage spikes, and stage protection (transients) at communications stations. Due to its high surge capability, the device can be used in a wide range of applications including short-term protection and long-term voltage stabilization.

When properly installed, V100RA16X2749 can protect both AC and DC equipment from voltages exceeding their rated levels. As long as the applied voltage is lower than the breakdown voltage of the device, the surge current generated by transients will be limited to relatively low levels. In reverse, the current-voltage characteristics will be linear allowing for a more regulated overvoltage. During sustained overvoltage events, the device will continue to pass the applied voltage until the maximum breakdown voltage. Once this voltage is exceeded, the device begins to conduct current, providing the overvoltage protection.

The V100RA16X2749 varistor features excellent electrical characteristics including low impedance, steady leakage current, and excellent performance under extreme environmental conditions. This makes the device suitable for a wide range of equipment in numerous industries requiring Electronic Circuit Protection (ESD) and transient voltage protection. The device is also used in high power electronic inverters, uninterruptible power supplies (UPSs), power converters, and voltage regulators.

In summary, the V100RA16X2749 is one of the most widely used varistors for television signal protection applications. The device offers high surge capability, excellent electrical specifications, low impedance, and excellent performance under extreme environmental conditions. The device can be used to protect both AC and DC equipment from voltages exceeding their rated levels. Additionally, the device is suitable for various applications requiring Electronic Circuit Protection (ESD) and transient voltage protection.

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