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BU4345FVE-TR

BU4345FVE-TR Description

The BU4345FVE-TR is a single-channel supervisor IC designed by Rohm Semiconductor. This device is specifically engineered to monitor voltage levels and ensure system reliability in various electronic applications. The BU4345FVE-TR features a voltage threshold of 4.5V, making it suitable for systems requiring precise voltage monitoring. It is packaged in a surface-mount format, specifically in a tape and reel configuration (TR), which facilitates easy integration into modern PCB designs.

BU4345FVE-TR Features

• Voltage Monitoring: The BU4345FVE-TR is designed to monitor a single voltage rail with a threshold of 4.5V. This ensures that the system remains stable and reliable, especially in applications where voltage fluctuations can lead to system failures.
• Adjustable/Selectable Reset Timeout: One of the unique features of the BU4345FVE-TR is its adjustable/selectable reset timeout. This flexibility allows designers to tailor the reset behavior to their specific application needs, enhancing overall system robustness.
• Active Low Reset: The reset function of the BU4345FVE-TR is active low, which is a common requirement in many digital systems. This feature ensures compatibility with a wide range of microcontrollers and processors.
• Surface Mount Technology: The BU4345FVE-TR is available in a surface-mount package, which is ideal for high-density PCB designs. This packaging method also supports automated assembly processes, reducing production costs and improving manufacturing efficiency.
• Obsolete Status: While the BU4345FVE-TR is marked as obsolete, it remains a viable option for legacy systems and applications where its specific features are still required. Its continued availability ensures that existing designs can be maintained and supported.
• Compliance and Standards: The BU4345FVE-TR meets several important industry standards. It is REACH unaffected and RoHS3 compliant, ensuring that it meets environmental and safety regulations. Additionally, it is classified under ECCN EAR99 and HTSUS 8542.39.0001, facilitating international trade and compliance with export regulations.

BU4345FVE-TR Applications

The BU4345FVE-TR is ideal for a variety of applications where reliable voltage monitoring is crucial. Some specific use cases include:

• Embedded Systems: In embedded systems, the BU4345FVE-TR can be used to monitor the power supply voltage of microcontrollers and processors. This ensures that the system remains stable and functional, even in the presence of voltage fluctuations.
• Power Management: The adjustable reset timeout feature makes the BU4345FVE-TR suitable for power management applications. It can be used to implement brown-out detection and protection, preventing system crashes due to low voltage conditions.
• Telecommunications: In the telecommunications industry, the BU4345FVE-TR can be used to monitor the power supply of critical components such as base stations and routers. Its surface-mount package and compatibility with automated assembly processes make it an ideal choice for high-volume production.
• Industrial Control Systems: The BU4345FVE-TR can be integrated into industrial control systems to monitor the power supply of PLCs and other control devices. Its robust design and compliance with industry standards ensure reliable operation in harsh industrial environments.

Conclusion of BU4345FVE-TR

The BU4345FVE-TR from Rohm Semiconductor is a versatile and reliable supervisor IC that offers precise voltage monitoring and adjustable reset timeout. Its surface-mount package and compatibility with automated assembly processes make it suitable for a wide range of applications, from embedded systems to industrial control. Despite its obsolete status, the BU4345FVE-TR remains a valuable component for legacy systems and applications where its specific features are still required. Its compliance with industry standards and environmental regulations ensures that it meets the demands of modern electronics manufacturing.