MF-SM050/60-2

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PTC resettable fuses are a type of fuse that can be reset after it has been tripped due to an overload. This type of fuse is extremely useful for applications that require a receptacle or outlet to be able to reset itself after an overload occurs. One such fuse is the MF-SM050/60-2. In addition to being able to reset itself, this fuse also has other features that make it an ideal solution for many different applications.

The MF-SM050/60-2 is a polymeric positive temperature coefficient (PTC) thermistor that has a temperature coefficient of resistance (TCR) rating of 2%. It is designed to protect against short circuits and overheating, making it ideal for applications such as automotive, electronic equipment, and power supplies. The fuse also has a voltage rating of up to 60V. The MF-SM050/60-2 has a current-sensing resistor which is a form of PTC which senses the amount of current coursing through the circuit and trips when the current exceeds the rated level. This type of fuse is especially useful because it is self-resetting in the event of an overload; instead of needing to be replaced, it simply requires resetting.

In terms of application fields, the MF-SM050/60-2 is most commonly used for consumer applications such as USB chargers, IT equipment, and audio/video equipment. It is also commonly used in industrial power supplies and motor control systems, among other applications. It is important to make sure the fuse is matched to the application as this type of fuse acts as a circuit breaker—so it would be counterintuitive to put it in a low-voltage circuit.

This type of fuse has two main components that help it to provide overcurrent protection: a sense resistor and a fast-acting PTC element. The sense resistor reads the amount of current coursing through the circuit and trips when the current exceeds the rated level. The PTC element acts as a safety device that shuts down the power supply when a dangerous overcurrent is detected.

The way in which the MF-SM050/60-2 works is fairly simple, yet effective. The sense resistor detects the current that is coursing through the circuit, and if it exceeds the rated level, the PTC element trips and shuts down the power supply. Once the power supply is shut down, the fuse needs to be reset in order to restore power. This reset switch is usually located on the fuse, making it easy to reset without any specialized tools or equipment.

In conclusion, the MF-SM050/60-2 is a type of PTC resettable fuse that has many useful features. It can be used in a variety of applications such as consumer electronics, IT equipment, automotive systems, and industrial power supplies. It is self-resetting in the event of an overload, and it has a sense resistor and a fast-acting PTC element which help it to provide overcurrent protection. Using the MF-SM050/60-2 is a reliable and effective way to protect against short circuits and overheating.

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