ROHM Semiconductor Tariff Inquiry

BU46K272G-TL

BU46K272G-TL Description

The BU46K272G-TL is a single-channel voltage detector IC designed for precise monitoring and control of power supply voltages in various electronic systems. Manufactured by Rohm Semiconductor, this device is part of the BU46Kxxx series and is housed in a 3SSOP package. It is specifically tailored for surface-mount applications, ensuring ease of integration into compact and high-density PCB designs. The BU46K272G-TL features a voltage threshold of 2.7V, making it suitable for monitoring single supply voltages with high accuracy. The reset timeout is set at a minimum of 120ms, providing reliable system reset functionality. This IC is packaged in tape and reel format, facilitating automated assembly processes. While it is not recommended for new designs, the BU46K272G-TL remains a robust solution for existing applications requiring voltage monitoring and reset control.

BU46K272G-TL Features

• Voltage Monitoring: The BU46K272G-TL is designed to monitor a single voltage rail with a threshold of 2.7V. This precise monitoring ensures that the system operates within safe voltage levels, preventing potential damage from overvoltage or undervoltage conditions.
• Reset Functionality: The device offers an active-low reset output with a minimum timeout of 120ms. This feature ensures that the system is reliably reset when the monitored voltage falls below the threshold, providing a stable and predictable reset behavior.
• Surface Mount Compatibility: The BU46K272G-TL is designed for surface-mount applications, making it ideal for modern, high-density PCB designs. Its compact 3SSOP package allows for efficient use of board space.
• Moisture Sensitivity Level: With an MSL rating of 3 (168 hours), the BU46K272G-TL is suitable for manufacturing environments that require extended exposure to moisture, ensuring reliability during the assembly process.
• Compliance and Standards: The BU46K272G-TL is REACH unaffected and RoHS3 compliant, meeting the stringent environmental and safety standards required by the electronics industry. It is also classified under ECCN EAR99 and HTSUS 8542.39.0001, ensuring compliance with international trade regulations.

BU46K272G-TL Applications

The BU46K272G-TL is ideal for a range of applications where reliable voltage monitoring and reset control are critical. Some specific use cases include:

• Power Supply Monitoring: In power supply units, the BU46K272G-TL can be used to monitor the output voltage, ensuring it remains within specified limits. This helps in maintaining system stability and preventing damage from voltage fluctuations.
• Embedded Systems: For embedded systems that require precise voltage control, the BU46K272G-TL provides a reliable solution for monitoring the main power supply voltage. Its reset functionality ensures that the system can recover gracefully from power-related issues.
• Consumer Electronics: In consumer electronics devices, such as smartphones, tablets, and IoT devices, the BU46K272G-TL can be used to monitor the battery voltage or main power supply voltage. This helps in extending the device's lifespan and ensuring reliable operation.
• Industrial Control Systems: In industrial settings, the BU46K272G-TL can be employed to monitor critical power supplies in control systems, ensuring that the system remains operational and safe under varying power conditions.

Conclusion of BU46K272G-TL

The BU46K272G-TL is a robust and reliable voltage detector IC designed for precise voltage monitoring and reset control. Its single-channel monitoring capability, combined with a 2.7V threshold and 120ms reset timeout, makes it an ideal solution for a variety of applications. The surface-mount package and moisture sensitivity level ensure ease of integration and reliability during manufacturing. While not recommended for new designs, the BU46K272G-TL remains a valuable component for existing systems requiring stable voltage monitoring and reset functionality. Its compliance with industry standards and environmental regulations further enhances its suitability for a wide range of electronic applications.