MF-USMD075-2 Circuit Protection

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 are a type of current-limiting device used in overcurrent protection circuits, typically found in applications where varying currents due to changes in the flow of power over time can create a risk of overload or short circuit. One of the most common of these fuses is called the MF-USMD075-2. This type of fuse is designed for use in power supply circuits, consumer electronics, and other applications where current must be limited to a specified maximum amount, preventing further damage.

The MF-USMD075-2 is a type of fuse with an internal reset mechanism. It has two distinct parts: a solid-state wirewound resistor and a ceramic disk. The resistor is designed to protect the circuit from overcurrents, while the disk is used as a temperature sensor to measure the temperature rise of the fuse over time. The temperature sensing portion of the disk allows the fuse to sense any temperature changes in the circuit, and will automatically reset itself if the temperature rises above a predetermined level. This helps to ensure the circuit remains safe and secure, as well as preventing any further potential risk.

When placed in a circuit, current flows through the resistor and into the ceramic disk, heating the disk up. When the temperature of the disk rises above the pre-programmed level, the fuse automatically resets itself, interrupting the flow of current and protecting the circuit from further damage. This reset process can be manually triggered by applying an external signal, such as a button, switch, or contact. This process is what makes the MF-USMD075-2 so useful for certain circuits, as any further damage to the circuit due to overcurrents is avoided.

The MF-USMD075-2 has several advantages compared to other types of resettable fuses. Its temperature sensing disk is more accurate and sensitive, allowing for better control of the current levels within a particular circuit. Additionally, the resetting process of the fuse is far more reliable and can be triggered with minimal external signals. This also allows for easier installation and maintenance of the device.

Overall, the MF-USMD075-2 is a great choice for any circuit that requires current-limiting in order to protect it from overcurrents or short circuits. Its accuracy, reliability, and resilience make it the perfect choice for electronic and power supply applications that require the utmost protection from current overload. With its resetting mechanism, the device is also highly capable of preventing any further damage to the circuit over time.

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