ROHM Semiconductor

BU4346F-TR

BU4346F-TR Description

The BU4346F-TR is a single-channel supervisor IC designed for power management applications. Manufactured by Rohm Semiconductor, this device is housed in a 4SOP package and is available in tape and reel (TR) format. Despite its obsolete status, the BU4346F-TR remains a reliable choice for applications requiring voltage monitoring and reset functionality.

BU4346F-TR Features

• Adjustable Reset Timeout: The BU4346F-TR offers an adjustable reset timeout feature, allowing users to configure the reset duration to suit specific system requirements. This flexibility enhances the device's adaptability across various applications.
• Single Voltage Monitoring: The IC is designed to monitor a single voltage level, with a threshold voltage of 4.6V. This ensures precise monitoring and control over the power supply, preventing system failures due to voltage fluctuations.
• Active Low Reset: The reset function 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 BU4346F-TR is designed for surface mount applications, making it suitable for modern, compact electronic designs. This mounting type facilitates easy integration into PCB layouts.
• Compliance and Standards: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. It also carries an ECCN classification of EAR99, indicating its general availability for international trade.
• Moisture Sensitivity Level: With an MSL rating of 1 (unlimited), the BU4346F-TR is suitable for storage and handling in various environments without the need for special precautions.

BU4346F-TR Applications

The BU4346F-TR is ideal for a range of applications where reliable power monitoring and reset functions are critical. Some specific use cases include:

• Embedded Systems: In embedded systems, the BU4346F-TR can be used to monitor the power supply voltage, ensuring the system remains stable and operational. Its adjustable reset timeout feature allows for precise control over system resets.
• Consumer Electronics: For consumer electronics, the IC's single-channel monitoring capability ensures that critical components receive stable power, preventing malfunctions and enhancing product reliability.
• Industrial Control Systems: In industrial settings, the BU4346F-TR can be integrated into control systems to monitor power supply voltages, providing a safeguard against power-related issues that could disrupt operations.
• Telecommunications: In telecom equipment, the device can be used to monitor power supplies for critical components, ensuring continuous operation and reliability.

Conclusion of BU4346F-TR

The BU4346F-TR from Rohm Semiconductor is a robust and versatile supervisor IC tailored for power management applications. Its adjustable reset timeout, single voltage monitoring, and active low reset features make it a reliable choice for ensuring system stability. Despite its obsolete status, the BU4346F-TR remains a valuable component for applications requiring precise voltage monitoring and reset functionality. Its compliance with environmental and safety standards further enhances its suitability for a wide range of industries.