BU4909FVE-TR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Push-Pull, Totem Pole
Reset:	Active High/Active Low
Reset Timeout:	--
Voltage - Threshold:	0.9V
Operating Temperature:	-40°C ~ 125°C (TA)
Mounting Type:	Surface Mount
Package / Case:	SOT-665
Supplier Device Package:	5-VSOF
Base Part Number:	BU4909

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

Introduction

BU4909FVE-TR is a type of supervisor IC (integrated circuit) manufactured by Rohm. It is part of a group of integrated circuits known as PMIC - Supervisors, which are responsible for ensuring safety and reliability in power systems. Supervisors are important components in many displays and home appliances, portable and hand-held devices, as well as medical applications. They provide a wide range of features that ensure protection against system faults, and act as an automated monitor to aid in system maintenance, improving system stability. This article will focus on the applications of the BU4909FVE-TR supervisor and its working principle.

Application Field of BU4909FVE-TR

The BU4909FVE-TR is designed for use in a variety of systems ranging from media players and smart TVs to vital medical equipment. It is a highly efficient and reliable component, capable of automatically detecting any abnormal conditions that may occur in a system, and taking the appropriate corrective actions.The BU4909FVE-TR also supports a wide variety of input voltages, making it an ideal choice for a number of power systems. It has a wide operating temperature range, from -40 °C to +125 °C, meaning that it can be used in a wide range of environments and conditions.The BU4909FVE-TR is also capable of controlling the input voltage and output voltage, as well as providing overvoltage protection. It can be used to prevent excessive current flow, as well as provide a high level of system stability.

Working Principle of BU4909FVE-TR

The BU4909FVE-TR is essentially a voltage gap supervisor IC, which works by constantly measuring the voltage gap between the VIN and VOUT pins. When the gap becomes too large, indicating a potential system fault, the BU4909FVE-TR will activate its output pin, which can then be used to send a signal to other components in the system to take corrective actions.The BU4909FVE-TR also supports an internal low voltage detection (LVD) function, which allows it to detect low voltage levels in the power system and take appropriate corrective actions. This helps to ensure that the system operates within its intended characteristics.The BU4909FVE-TR is also capable of providing protection against unexpected surge events, as well as short-circuits and voltage drops. This helps to ensure that the system remains stable and reliable during unexpected events.

Conclusion

The BU4909FVE-TR is an advanced supervisor IC designed for use in a wide variety of systems. It is capable of detecting potential system faults, providing overvoltage protection, and ensuring system stability throughout unexpected events. Its wide operating temperature range and ability to control input and output voltages make it an ideal choice for a variety of power systems. The BU4909FVE-TR is an ideal component for ensuring safety and reliability in any system.

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

Part Number	Manufacturer	Price	Quantity	Description