BU4324G-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 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:	BU43*

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Introduction

BU4324G-TR is a cost-effective Supervisors device with lots of features. It is a low-power solution that helps in the effective and efficient monitoring and protection of electronic circuitry and components. It has a power supply voltage of 2.7V to 5.5V, a wide operating temperature range from -40°C to +125°C and a maximum output current of 100mA.BU4324G-TR comes in a 5-pin SOT-23 package and has two independent outputs with on-chip power management. It is easy to use, thanks to its built-in auto-retry feature. The BU4324G-TR supervisor can be used to protect an entire system from unexpected power supply drops and spikes, or to protect individual sub-circuits from over-voltage and under-voltage conditions. This device can also be used to monitor the power supply of a system and send an interrupt when the voltage drops below or rises above a preset limit.Apart from its application in the power supply and protection of electronic components, BU4324G-TR can also be used in a wide range of other applications. These include resetting of computers, gaming consoles, portable electronic devices and automotive systems.

Application Field

The BU4324G-TR supervisor device is ideal for a wide range of applications, including:• Automotive: The device is used to monitor levels in the supply voltage and to protect against unexpected power supply drops or spikes. The device can also be used for resetting systems when the voltage drops below or rises above a preset limit.• Consumer Electronics: Electronics which require heavy monitoring and protection from over-voltage and under-voltage conditions can make use of the BU4324G-TR supervisor. It can also be used to protect individual sub-circuits in a system.• Industrial: In industrial applications, the BU4324G-TR supervisor can be used for monitoring the power supply of a system, and sending an interrupt when the voltage drops or rises above a preset limit.• Telecommunications: The BU4324G-TR supervisor is also well suited for use in telecommunications, as it can be used to protect the system from power supply drops and spikes, and resetting of systems when the voltage drops or rises beyond a preset limit.

Working Principle

The BU4324G-TR supervisor device works on the principle of "Level-Voltage Coincidence Detection". The device has two independent channels, one for the direct input voltage, and the other for the delay voltage. The device monitors the input voltage and detects any changes in the voltage levels. When the input voltage drops to the preset level, the device generates a low voltage reset signal. On the other hand, if the voltage rises above the preset level, the device generates a high voltage reset signal.When the reset signal is generated, the BU4324G-TR device automatically begins to restart the system. It does this by providing a brief reset pulse which is typically about 60ms long. This reset pulse then triggers a reset cycle, during which all devices in the system are turned off, and the system starts from a clean state.

Conclusion

BU4324G-TR is a cost-effective Supervisors device that can be used in a wide range of applications. It is easy to use and provides effective and efficient protection and monitoring of electronic components and circuitry. Its on-chip power management and auto-retry features make it a good choice for many projects.

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