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BU46K442G-TL

BU46K442G-TL Description

The BU46K442G-TL is a voltage detector IC designed for power management applications, manufactured by Rohm Semiconductor. This device is part of the BU46Kxxx series and is packaged in a 3SSOP format, making it suitable for surface mount applications. It is designed to monitor a single voltage channel with a threshold voltage of 4.4V. The reset timeout for this IC is a minimum of 120ms, ensuring reliable system reset functionality. The BU46K442G-TL is available in a tape and reel (TR) package, which is ideal for automated assembly processes.

BU46K442G-TL Features

• Voltage Monitoring: The BU44K442G-TL is designed to monitor a single voltage channel with a precise threshold of 4.4V. This feature ensures that the device can accurately detect voltage levels and provide reliable feedback to the system.
• Reset Functionality: The reset timeout for this IC is a minimum of 120ms, which is crucial for ensuring that the system has sufficient time to reset properly. The reset signal is active low, which is a common standard in many electronic systems.
• Surface Mount Compatibility: The BU46K442G-TL is designed for surface mount applications, making it suitable for modern, compact electronic designs. The 3SSOP package format ensures that the device can be easily integrated into a variety of PCB layouts.
• Compliance and Safety: The BU46K442G-TL is REACH unaffected and ROHS3 compliant, ensuring that it meets the highest standards for environmental and safety regulations. This makes it suitable for use in a wide range of applications without concerns about regulatory compliance.
• Moisture Sensitivity: The device has a moisture sensitivity level (MSL) of 3, which means it can be safely stored for up to 168 hours before being assembled. This is important for maintaining the integrity of the device during the manufacturing process.

BU46K442G-TL Applications

The BU46K442G-TL is ideal for a variety of applications where voltage monitoring and system reset functionality are critical. Some specific use cases include:

• Power Supply Monitoring: In power supply units, the BU46K442G-TL can be used to monitor the output voltage and ensure that it remains within the specified range. This helps to prevent damage to sensitive components due to voltage fluctuations.
• Embedded Systems: In embedded systems, such as microcontrollers and other low-power devices, the BU46K442G-TL can provide reliable voltage monitoring and reset functionality. This ensures that the system can recover from power-related issues and maintain stable operation.
• Consumer Electronics: In consumer electronics, such as smartphones, tablets, and other portable devices, the BU46K442G-TL can be used to monitor the battery voltage and provide a reliable reset signal when the voltage drops below a certain threshold. This helps to prevent damage to the device and ensures a better user experience.

Conclusion of BU46K442G-TL

The BU46K442G-TL is a robust and reliable voltage detector IC that offers precise voltage monitoring and reset functionality. Its surface mount compatibility, compliance with environmental and safety regulations, and moisture sensitivity level make it an ideal choice for a wide range of applications. While the product is now obsolete, it remains a valuable component for existing designs and legacy systems. For new designs, engineers may want to consider alternative models from Rohm Semiconductor's extensive portfolio of power management ICs.