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BU4321FVE-TR

BU4321FVE-TR Description

The BU4321FVE-TR is a single-channel supervisor IC designed by ROHM Semiconductor. This device is specifically engineered to monitor power supply voltages, ensuring reliable system operation and protection against power anomalies. The BU4321FVE-TR features a voltage threshold of 2.1V and is capable of monitoring a single voltage channel, making it suitable for applications requiring precise power management. The reset timeout is adjustable/selectable, offering flexibility in system design.

BU4321FVE-TR Features

• Voltage Monitoring: The BU4321FVE-TR monitors a single voltage channel with a threshold of 2.1V, ensuring that the system remains within safe operating parameters.
• Adjustable Reset Timeout: The reset timeout is adjustable/selectable, providing designers with the flexibility to tailor the reset behavior to specific application requirements.
• Active Low Reset: The reset signal is active low, which is a common configuration in many digital systems, ensuring compatibility with a wide range of applications.
• Surface Mount Packaging: The BU4321FVE-TR is available in a surface mount package, making it suitable for modern, compact PCB designs.
• Tape & Reel Packaging: The device is packaged in tape & reel (TR), facilitating automated assembly processes and ensuring high reliability during manufacturing.
• Compliance and Standards: The BU4321FVE-TR is REACH unaffected and ROHS3 compliant, meeting environmental and safety standards for electronics manufacturing.
• Moisture Sensitivity Level: With an MSL of 1 (unlimited), the BU4321FVE-TR is suitable for storage and handling in various environmental conditions without the need for special precautions.

BU4321FVE-TR Applications

The BU4321FVE-TR is ideal for a variety of applications where reliable power monitoring is essential. Its single-channel monitoring capability makes it particularly useful in systems with a single critical power supply. Some specific use cases include:

• Embedded Systems: In embedded systems where a single power supply needs to be monitored to ensure stable operation.
• Consumer Electronics: For consumer electronics devices where power supply monitoring is crucial for system reliability and user safety.
• Industrial Control Systems: In industrial applications where precise monitoring of power supplies is necessary to prevent system failures and ensure continuous operation.
• Telecommunications: In telecom equipment where reliable power monitoring is essential for maintaining communication links and system uptime.

Conclusion of BU4321FVE-TR

The BU4321FVE-TR from ROHM Semiconductor is a robust single-channel supervisor IC designed to provide reliable power monitoring in a variety of applications. Its adjustable reset timeout, active low reset, and surface mount packaging make it a versatile and flexible solution for modern power management needs. While the product is marked as "Not For New Designs," its existing features and compliance with industry standards make it a reliable choice for existing systems and legacy designs. The BU4321FVE-TR stands out for its precise voltage monitoring, compliance with environmental standards, and suitability for automated manufacturing processes, ensuring it remains a valuable component in power management solutions.