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BU4346FVE-TR

BU4346FVE-TR Description

The BU4346FVE-TR is a single-channel supervisor IC designed for power management applications. Manufactured by ROHM Semiconductor, this device is part of the Power Management (PMIC) category and is housed in a surface-mount package, specifically in a Tape & Reel (TR) format. The BU4346FVE-TR is designed to monitor a single voltage with a threshold of 4.6V, ensuring reliable power monitoring and system stability. It features an adjustable/selectable reset timeout, providing flexibility in system design. The reset function is active low, which is a common requirement in many electronic systems.

BU4346FVE-TR Features

• Single Voltage Monitoring: The BU4346FVE-TR is designed to monitor a single voltage, making it suitable for applications where a single power rail needs to be supervised.
• Adjustable/Selectable Reset Timeout: This feature allows designers to tailor the reset timeout duration to match the specific requirements of their system, enhancing flexibility and adaptability.
• Active Low Reset: The reset function is active low, which is a standard configuration in many electronic systems, ensuring compatibility and ease of integration.
• Surface Mount Technology (SMT): The BU4346FVE-TR is available in a surface-mount package, which is ideal for modern PCB designs that require compact and reliable components.
• Moisture Sensitivity Level (MSL) 1: This indicates that the component is not sensitive to moisture, making it suitable for a wide range of manufacturing environments without the need for special handling.
• Compliance and Standards: The BU4346FVE-TR is REACH unaffected and ROHS3 compliant, ensuring it meets the latest environmental and regulatory standards.
• Tape & Reel Packaging: The device is packaged in tape & reel format, which is ideal for automated assembly processes and ensures efficient handling and placement during manufacturing.

BU4346FVE-TR Applications

The BU4346FVE-TR is ideal for a variety of applications where a single power rail needs to be monitored for system stability and reliability. Some specific use cases include:

• Consumer Electronics: In devices such as smartphones, tablets, and laptops, the BU4346FVE-TR can be used to monitor the main power supply to ensure the system remains stable and functional.
• Industrial Equipment: For industrial control systems and automation equipment, the BU4346FVE-TR can provide reliable power monitoring to prevent system failures due to power fluctuations.
• Automotive Electronics: In automotive applications, the BU4346FVE-TR can be used to monitor critical power supplies in ECUs (Electronic Control Units) to ensure reliable operation.
• Medical Devices: In medical equipment, where reliability and stability are paramount, the BU4346FVE-TR can be used to monitor power supplies to ensure uninterrupted operation.

Conclusion of BU4346FVE-TR

The BU4346FVE-TR from ROHM Semiconductor is a robust and flexible supervisor IC designed for single-channel voltage monitoring. Its adjustable/selectable reset timeout and active low reset function make it highly adaptable to various system requirements. The surface-mount package and moisture sensitivity level 1 ensure it is suitable for modern PCB designs and manufacturing processes. While the product is not recommended for new designs, it remains a reliable choice for existing systems that require a single-channel supervisor IC. The BU4346FVE-TR's compliance with REACH and ROHS3 standards further ensures it meets the latest environmental and regulatory requirements, making it a responsible choice for designers and manufacturers.