PTGL09AS3R3K4B51B0

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PTC resettable fuses are a type of electrical component that can be used to protect circuits from over-current conditions and short-circuits. These fuses are different from traditional thermally activated fuses in that they are self-resetting, allowing them to be reused multiple times. This makes them much more cost-effective than traditional fuses, as they don’t need to be replaced every time a circuit trips. The PTGL09AS3R3K4B51B0 is a PTC resettable fuse that is used in a variety of applications.

The PTGL09AS3R3K4B51B0 is an AC-rated resettable fuse that has a maximum current rating of 9 amps. It is designed to be used in a variety of low and medium-power applications, such as home electronics, small appliances, automotive components, fluorescent lamps, medical equipment, telecom systems, and industrial equipment. It can also be used as a protective element for power supplies and charge controllers. The fuse is available in a variety of voltage ratings, including 12V, 24V, and 48V. The fuse is also highly reliable, as it is designed to reset automatically when the current is reduced below a certain threshold.

The working principle of the PTGL09AS3R3K4B51B0 resettable fuse is based on the phenomenon of polymeric positive temperature coefficient (PPTC). This type of fuse contains a special polymer that has very good electrical properties and can withstand moderate amounts of electrical current. When the current being drawn from the fuse exceeds a certain threshold, the polymer inside the fuse starts to expand, increasing the resistance of the fuse and causing it to trip. Once the current drops below the threshold, the polymer will start to cool and contract, reducing the resistance of the fuse and allowing it to be used again.

The PTGL09AS3R3K4B51B0 resettable fuse is an ideal solution for circuits that require protection from short circuit and over-current conditions. Its self-resetting design makes it more cost-effective than traditional thermally activated fuses. Additionally, it is highly reliable and can be used in a variety of applications. All of this makes the PTGL09AS3R3K4B51B0 an excellent choice for circuit protection.

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