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BU4914F-TR

BU4914F-TR Description

The BU4914F-TR is a high-performance, single-channel supervisor IC designed by ROHM Semiconductor. This device is ideal for monitoring a single voltage source and ensuring system reliability through precise voltage threshold detection. The BU4914F-TR features a surface-mount package, specifically designed for automated assembly processes, making it suitable for high-volume production environments. The device is packaged in a tape and reel format (TR), facilitating efficient handling and placement during manufacturing.

BU4914F-TR Features

• Voltage Monitoring: The BU4914F-TR is designed to monitor a single voltage source with a threshold voltage of 1.4V. This precise threshold ensures reliable detection of voltage drops, which is crucial for maintaining system stability.
• Reset Functionality: The reset output is active high, providing a clear and reliable signal to the system controller when the monitored voltage falls below the threshold. This feature helps in initiating a safe system shutdown or a reset sequence.
• Compliance and Standards: The BU4914F-TR is REACH unaffected and ROHS3 compliant, ensuring it meets the stringent environmental and safety standards required in the electronics industry. Additionally, it is classified under ECCN EAR99, indicating its general availability without export restrictions.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the BU4914F-TR is highly resistant to moisture, making it suitable for a wide range of operating environments without the need for special handling or storage conditions.
• Package Type: The 4SOP package offers a compact footprint, making it ideal for space-constrained applications. The surface-mount technology (SMT) ensures robust mechanical and electrical connections.

BU4914F-TR Applications

The BU4914F-TR is versatile and can be used in a variety of applications where reliable voltage monitoring is essential. Some specific use cases include:

• Power Management Systems: Ideal for monitoring the main power supply voltage in embedded systems, ensuring that the system remains stable and operational.
• Consumer Electronics: Used in devices such as smartphones, tablets, and laptops to monitor battery voltage and prevent damage due to over-discharge.
• Industrial Control Systems: Ensures that control systems remain operational by monitoring critical power supply voltages and triggering resets if necessary.
• Telecommunications Equipment: Monitors power supplies in routers, switches, and other networking equipment to maintain system integrity and prevent data loss.

Conclusion of BU4914F-TR

The BU4914F-TR from ROHM Semiconductor is a robust and reliable supervisor IC that offers precise voltage monitoring with a single-channel design. Its surface-mount package and tape and reel format make it suitable for high-volume production, while its compliance with environmental and safety standards ensures it meets industry requirements. The BU4914F-TR's unique features, such as its low moisture sensitivity level and active-high reset output, provide significant advantages over similar models. This device is ideal for a wide range of applications, from consumer electronics to industrial control systems, making it a valuable component in ensuring system reliability and stability.