BU4948G-TR

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 BU4948G-TR is a supervisory circuit IC designed for use in portable equipment and other digital systems. It can be applied to monitor power supply, as well as providing reset pulse and low voltage warning. It is suitable for use in a wide variety of conditions and applications.

The BU4948G-TR is a device that is intended to ensure the quality and reliability of a digital system. It is an important component of the power management system, providing good reliability and protection to the power management system. The BU4948G-TR is primarily used to detect unexpected power failure or voltage drop and reset the system.

BU4948G-TR acts as a voltage supervisor of the power supply, monitoring all the power supplies in the circuit, and providing a reset pulse when any of the power supply falls below the specified voltage threshold. It also provides a warning signal when any of the power supply goes below the warning level. It has adjustable voltage thresholds for both the reset and warning levels and can be adjusted for different applications.

The BU4948G-TR has several advantages over other supervisory ICs. Firstly it has a low power consumption, which is beneficial for low power applications. Secondly, it has an auto-reset feature which means that it will reset the system when the input voltage drops below the reset voltage threshold. It also has adjustable hysteresis and can be programmed with any desired amount of hysteresis. Lastly, it has a wide operating voltage range, which allows it to be used in a variety of applications.

The working principle of the BU4948G-TR is quite simple. It is designed to monitor the voltages of the power supplies in the circuit and provide a reset signal if any of the monitored voltages falls below the specified threshold. It does this by monitoring the voltage on a voltage divider circuit which is composed of a fixed and adjustable resistor. When the input voltage falls below the preset threshold, the output of the voltage divider is low and this triggers an active low reset signal. This reset signal causes the system to reboot and restore the original settings.

The BU4948G-TR is an important component of the power management system, providing good reliability and protection. It is typically used in wireless systems and other portable applications, and can be used to detect unexpected power failure or voltage drop and reset the system. It has adjustable voltage thresholds and a wide operating voltage range, which makes it suitable for a variety of applications.

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