BU4224G-TR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	Adjustable/Selectable
Voltage - Threshold:	2.4V
Operating Temperature:	-40°C ~ 125°C (TA)
Mounting Type:	Surface Mount
Package / Case:	SC-74A, SOT-753
Supplier Device Package:	5-SSOP
Base Part Number:	BU42*

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Introduction

The BU4224G-TR is a type of PMIC (Power Management IC) that belongs to the category of Supervisors. It is used to monitor voltage and provides reset pulses when the supply voltage drops below predetermined levels. It can be used in various types of applications, ranging from computing systems, to medical equipment and industrial automation. This article will discuss the application fields and working principle of the BU4224G-TR.

Application Fields

The BU4224G-TR can be used in a wide range of applications, including computing systems, medical equipment and industrial automation. For example, it can be used in computers and servers to monitor the voltage of the power supply and reset the system if the voltage drops below a certain level. In medical equipment, the BU4224G-TR can be used to monitor and control the level of voltage in heart rate monitors, blood pressure monitors and other medical monitoring devices. In industrial automation, BU4224G-TR can be used to provide reset signals when the system reaches critical states, such as when the supply voltage drops below a pre-determined level.

Working Principle

The BU4224G-TR is a voltage supervisor that monitors and controls the supply voltage of a system. It works by sensing the supply voltage and comparing it to a reference voltage. When the supply voltage drops below the reference voltage, the BU4224G-TR will generate a reset signal to reset the system and return it to a safe state.The BU4224G-TR is designed with two main components: a voltage sensing circuit and a reset circuit. The voltage sensing circuit monitors the supply voltage and compares it to a reference value stored in the device’s on chip non-volatile memory. If the supply voltage falls below the reference value, the device will generate a reset signal and trigger the reset circuit, which will reset the system.

Conclusion

The BU4224G-TR is a supervisor PMIC (Power Management IC) that can be used in a variety of applications. It monitors the supply voltage and generates a reset signal when the voltage drops below a predetermined level. Its two main components—a voltage sensing circuit and a reset circuit—allow it to monitor and control the supply voltage of the system and reset the system if the voltage gets too low.

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