MF-RX300

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PTC Resettable Fuses are becoming increasingly popular in various industries for their protection of sensitive electrical components and systems. The MF-RX300 is one of the most reliable PTC Resettable Fuses currently on the market. It offers superior protection in a variety of applications and has the ability to reset automatically without the need for manual intervention.

The MF-RX300 is a high-quality PTC resettable fuse designed for use in electronics applications. It features an extremely low resistance value that provides superior protection from both over-current and over-temperature conditions. The MF-RX300 also features a fast response time and an adjustable trip time to ensure the safety of the electrical device it is protecting.

In terms of application field, the MF-RX300 is primarily used in prototype and limited production applications such as: Prototyping of consumer electronics, medical device and automotive applications; Testing of production prototype PCBs and components; and Industrial Measurement and control systems. The MF-RX300 can also be used in more demanding applications including motor drives, general industrial and power supply systems.

The MF-RX300 works using a thermal protection device, which consists of a metal strip that extends from the fuse body and contacts the electrical device. The overall operation of the fuse is based upon a thermistor which is attached to the metal strip. The thermistor is responsible for detecting any increased temperature due to current surges or over-current conditions and triggers the thermal protection device accordingly.

If the thermistor senses an over-temperature condition, it will heat up and cause the metal strip to expand. The metal strip will then open the PTC resettable fuse, cutting the power to the device and preventing further damage from occurring. Once the temperature has returned to normal, the metal strip will cool and return to its original position, allowing the power to be restored.

The MF-RX300 is an ideal solution for those looking for reliable and efficient protection for their sensitive electric components and systems. The quick response time, adjustable trip point and auto reset feature make this an essential component in any electronics and industrial application. With its unparalleled protection and reliability, the MF-RX300 is a must-have for any PTC Resettable Fuse application.

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