SL18 2R508-A

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Inrush Current Limiters (ICLs) are widely used in many different industries and applications. These devices generally work by limiting the maximum current that can be drawn from a power supply when it is initially powered up. The SL18 2R508-A is an ICL specifically designed for use in the telecommunications industry. It is capable of limiting the inrush current to a maximum of 1.8A while also providing overcurrent protection.

The SL18 2R508-A device includes two main components: a patented Snubber Circuit and a programmable adjustment resistor. These components work together to limit the inrush current when the device is first powered on.

The device uses a Snubber Circuit to initially suppress the inrush current. The Snubber Circuit is a highly specialized circuit that works by selecting a resistance value for the current to fall to after a certain time period. This is done by engaging a braking mechanism controlled by a programmable resistor which adjusts the resistance level to the desired value. The resistance value is set to limit the inrush current to a defined level. After this initial surge, the Snubber Circuit reduces the resistance to normal levels and the device returns to full operation.

The adjustment resistor allows the user to program the device to a specific level of inrush current. This allows the user to adjust the inrush current to the desired level to meet their application requirements.

The SL18 2R508-A has a number of advantages over other ICLs on the market, including high levels of accuracy, fast response times and a low quiescent current draw. It is designed to be used in a wide range of telecommunications applications, including circuit breakers, line termination systems, power supplies and high power switching. Furthermore, it can be used in a variety of operating conditions including indoors and outdoors.

In summary, the SL18 2R508-A is an ideal ICL for telecommunications applications. It is designed to provide reliable inrush current protection and offers high levels of accuracy, fast response times and a low quiescent current draw. As such, it is the perfect choice for protecting sensitive electronics and other high power switching applications.

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