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BU4938F-TR

BU4938F-TR Description

The BU4938F-TR is a high-performance single-channel voltage supervisor IC designed by Rohm Semiconductor. This device is specifically engineered to monitor a single voltage source and provide reliable reset functionality to ensure stable system operation. The BU4938F-TR features a voltage threshold of 3.8V, making it suitable for applications requiring precise voltage monitoring. Its surface mount technology (SMT) and tape & reel packaging (TR) ensure ease of integration into modern electronic designs. The device is also compliant with stringent industry standards, including REACH and RoHS3, ensuring environmental sustainability and regulatory compliance.

BU4938F-TR Features

• Voltage Monitoring: The BU4938F-TR is designed to monitor a single voltage source with a threshold voltage of 3.8V. This precise voltage monitoring ensures that the system remains stable and reliable under varying power conditions.
• Active High Reset: The reset output is active high, providing a clear and reliable signal to the system controller. This feature ensures that the system can be reset effectively when the monitored voltage falls below the threshold.
• Surface Mount Technology: The BU4938F-TR is available in a surface mount package, making it ideal for high-density PCB designs. This packaging method allows for efficient use of space and enhanced thermal performance.
• Tape & Reel Packaging: The device is supplied in tape & reel packaging, facilitating automated assembly processes and ensuring consistent and reliable component placement.
• Compliance and Standards: The BU4938F-TR is REACH unaffected and ROHS3 compliant, meeting the highest environmental and regulatory standards. This compliance ensures that the device is suitable for global markets and environmentally conscious applications.
• Moisture Sensitivity Level: The BU4938F-TR has a moisture sensitivity level (MSL) of 1, indicating that it is not sensitive to moisture and can be stored and handled without special precautions.

BU4938F-TR Applications

The BU4938F-TR is ideal for a wide range of applications where reliable voltage monitoring and system reset are critical. Some specific use cases include:

• Power Management Systems: In systems where stable power supply is essential, the BU4938F-TR ensures that the system remains operational within specified voltage ranges.
• Embedded Systems: The device is well-suited for embedded systems that require precise voltage monitoring and reliable reset functionality.
• Consumer Electronics: In consumer electronics, the BU4938F-TR can be used to monitor power supply voltages and ensure system stability, enhancing overall product reliability.
• Industrial Control Systems: The BU4938F-TR can be integrated into industrial control systems to monitor critical power supply voltages and prevent system failures due to voltage fluctuations.

Conclusion of BU4938F-TR

The BU4938F-TR from Rohm Semiconductor is a robust and reliable single-channel voltage supervisor IC designed to meet the demanding requirements of modern electronic systems. Its precise voltage monitoring, active high reset functionality, and surface mount packaging make it an ideal choice for a variety of applications. The device's compliance with industry standards and environmental regulations further enhances its suitability for global markets. Whether used in power management systems, embedded systems, consumer electronics, or industrial control systems, the BU4938F-TR provides a reliable and efficient solution for voltage monitoring and system reset.