MUR550APFG

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

The MUR550APFG is a high-power rectifier diode, offering a unique combination of features which make it ideal for a wide range of applications. Its thermal design combines fast forward recovery times with high surge performance, making it suitable for a wide variety of applications including switching power supplies, DC-DC converters, AC-DC converters, and switching converters.

The forward voltage drop of this diode is only 0.9V and it supports a maximum reverse leakage current of 5mA, allowing it to offer extremely high current and power while still giving a low forward-voltage drop. The rectifier has a maximum forward current rating of 550A and peak surge current rating of up to 1100A, which make it suitable for use in high-current switching applications.

The MUR550APFG also comes with a built-in thermal sensor, which enables it to protect itself from overheating, even during surge and overload conditions. When the temperature of the diode rises above a certain threshold, the thermal sensor will turn off the device to prevent damage. This feature makes the MUR550APFG an ideal choice for applications that require high surge current protection.

The working principle of the MUR550APFG is based on the principle of rectification, which is a process of converting alternating current (AC) into direct current (DC). In the case of the MUR550APFG, a pair of oppositely polarized junction diodes are present in the device. When an AC voltage is applied, the electric field of the diode junction will become polarized, allowing the current to flow only in one direction.

When the positive half-cycle of the AC voltage is applied, the positive polarity of the current will flow, allowing electrons to pass through the diode, creating a forward-biased current. At the same time, the negative half-cycle of the AC voltage will create a reverse-biased current. The electric field of the diode junction will block the negative current from flowing, resulting in a unidirectional flow of current.

This rectified current can then be used to power a variety of devices, such as switching power supplies, DC-DC converters and AC-DC power supplies. The MUR550APFG is an ideal choice for any application which requires a fast and efficient forward recovery, as well as high surge current protection. The device is also capable of handling large power loads and is perfect for applications where high power is required.

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