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BU45L472G-TL

BU45L472G-TL Description

The BU45L472G-TL is a single-channel voltage detector IC designed for power management applications. Manufactured by Rohm Semiconductor, this device is part of the BU45Lxxx series and is housed in a compact 3SSOP package. It features a voltage threshold of 4.7V, making it suitable for monitoring single supply voltages in various electronic systems. The IC is designed for surface-mount applications and is available in tape and reel packaging, facilitating efficient manufacturing processes.

BU45L472G-TL Features

• Voltage Monitoring: The BU45L472G-TL is designed to monitor a single voltage level, ensuring that the system operates within specified parameters. The voltage threshold is set at 4.7V, providing precise monitoring for systems requiring this specific voltage level.
• Output Type: The device features an open drain or open collector output, offering flexibility in circuit design and compatibility with various logic levels.
• Reset Functionality: The reset function is active low, with a minimum reset timeout of 120ms. This ensures reliable system reset in case of voltage drops below the threshold.
• Compliance and Standards: The BU45L472G-TL is compliant with ROHS3 standards and is unaffected by REACH regulations, making it suitable for use in environmentally conscious designs. The ECCN classification is EAR99, indicating its general availability for export.
• Moisture Sensitivity: The device has a moisture sensitivity level (MSL) of 3, allowing for a 168-hour exposure to ambient conditions before assembly, which is beneficial for manufacturing processes that may involve delays.
• Mounting and Packaging: The surface-mount technology (SMT) ensures ease of integration into modern PCB designs. The tape and reel packaging format is ideal for automated assembly lines, enhancing production efficiency.

BU45L472G-TL Applications

The BU45L472G-TL is ideal for a variety of applications where reliable voltage monitoring is crucial. Some specific use cases include:

• Power Supply Monitoring: Ensuring that the power supply voltage remains above the critical threshold to prevent system malfunctions.
• Battery Management: Monitoring battery voltage levels to prevent over-discharge and ensure safe operation.
• Embedded Systems: Providing a reliable reset mechanism in embedded systems that require precise voltage monitoring.
• Consumer Electronics: Ensuring stable operation in devices such as smartphones, tablets, and other portable electronics by monitoring the power supply voltage.

Conclusion of BU45L472G-TL

The BU45L472G-TL is a robust and reliable voltage detector IC that offers precise voltage monitoring with a threshold of 4.7V. Its open drain or open collector output and active low reset function provide flexibility and reliability in system design. The device's compliance with environmental standards and its surface-mount packaging make it suitable for modern manufacturing processes. While it is not recommended for new designs, the BU45L472G-TL remains a viable option for existing systems requiring a single-channel voltage detector. Its compact size and efficient packaging format make it an ideal choice for applications where space and production efficiency are critical.