PTGL07AS1R8K2B51B0

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PTC Resettable Fuses are a type of overcurrent protection device that are becoming more popular in consumer electronics, as they eliminate the need for traditional fuse replacements. The device is also known as a Polyfuse, Polyswitch, or PolyThermal, depending on the manufacturer. The PTGL07AS1R8K2B51B0 is a popular PTC Resettable Fuse that is widely used in modern electronics.

The PTGL07AS1R8K2B51B0 is a radial leaded overcurrent protection device designed to protect multiple circuits in one component. It utilizes PTC (positive temperature coefficient) technology and an integrated metal oxide varistor (MOV) to provide superior overcurrent protection, while its compact size makes it suitable for various types of low-profile circuit boards. It is designed to operate between 5V and 24V and can withstand up to 8A of current.

The PTGL07AS1R8K2B51B0 has a wide range of applications, such as in smart phones, cameras, printers, tablets, computers, modems, routers, and other electronic devices. It is also used in consumer electronics, automotive, and industrial applications. With its integrated thermal cutoff, it ensures safe operation by tripping the power if the temperature gets too high. Its compact size and low profile design make it an ideal fit for tight spaces and confined areas.

The working principle of the PTGL07AS1R8K2B51B0 is relatively simple. The device is designed to provide overcurrent protection by utilizing two components: a PTC element and an integrated metal oxide varistor (MOV). The PTC element is composed of a special kind of plastic material that is highly temperature sensitive. When a current higher than 8A flows through it, the PTC element will heat up and the resistance increases exponentially, limiting the current. The integrated MOV also limits the current by sending it through the wires, thereby preventing damage to the component or the device itself.

Once the current is limited, the device will begin to cool down and the resistance of the PTC element will gradually decrease, allowing the current to flow again. The integrated MOV also plays a role here by discharging any residual charge that may have built up during the trip, allowing the device to reset and resume normal operation.

The PTGL07AS1R8K2B51B0 is an important component in providing overcurrent protection for consumer electronics, automotive and industrial applications. Its integrated thermal cutoff ensures safe operation, while its low profile design is perfect for tight spaces. The device also employs a simple working principle to limit the current and reset itself when the current returns to normal. With its many uses and safety features, it is undeniable that the PTGL07AS1R8K2B51B0 is an essential component for modern electronics.

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