MF-RX018/250U-0

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

PTC resettable fuses, such as the MF-RX018/250U-0, are a simple type of over-current protection device. A PTC resettable fuse features a positive temperature coefficient (PTC) resistor as its switching element. This type of fuse has several advantages compared to traditional fuses, such as faster response time, longer cycle life, and faster reset time. In addition, the PTC resettable fuse is self-correcting since it can reset itself after tripping. This makes it ideal for many applications where failure is not an option.

The MF-RX018/250U-0 PTC resettable fuse is designed for high-voltage applications and can be used in numerous electronic devices that operate in a wide voltage range. Its maximum operating voltage is 250VDC, with an operating current of 0.7A. The fuse also has a low current rating of 1.2A. This means that it is capable of providing protection up to a certain current range, and it is suitable for electronic devices such as power supplies, audio amplifiers, and other sensitive electrical equipment.

The primary purpose of the MF-RX018/250U-0 is to protect equipment from damage due to an over current situation or a short circuit. It can also provide protection from over-voltage, since its PTC switching element will cut off power when a certain voltage level is exceeded. This makes it useful in applications such as power supply circuits.

The MF-RX018/250U-0 works by detecting a current overload or short circuit and immediately cutting off supply to the recently energized device. This prevents further damage to the device and ensures that the current remains within a specified range. The fuse also has a reset feature, which allows it to be automatically switched back on after detecting an over current situation. This helps to prevent further damage and allows the device to resume operation in the event of a fault.

The working mechanism of the MF-RX018/250U-0 PTC resettable fuse is based on a PTC resistor. This resistor is designed to increase in resistance when it is exposed to a high temperature. When the device is subjected to an over-current, the resistor begins to heat up and increase in resistance. Once it reaches a certain level, the current will be cut off and the device will be protected from further damage. After the fault is cleared, the PTC resistor will cool and its resistance will decrease, allowing the device to restore power.

The MF-RX018/250U-0 PTC resettable fuse is an excellent choice for applications that require reliable over-current protection. It is ideal for power supply circuits, audio amplifiers, and other sensitive electrical equipment. Its fast reset time and self-correcting features mean that it is also an ideal choice for systems where failure is not an option.

The specific data is subject to PDF, and the above content is for reference