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BD48K49G-TL

BD48K49G-TL Description

The BD48K49G-TL is a single-channel voltage detector IC designed by Rohm Semiconductor, a leading manufacturer in the power management (PMIC) category. This device is part of the BD48Kxx series and is specifically tailored for applications requiring precise voltage monitoring and reliable reset functionality. The BD48K49G-TL features a threshold voltage of 4.9V, ensuring accurate detection of voltage levels within the specified range.

BD48K49G-TL Features

• Voltage Detection: The BD48K49G-TL is designed to monitor a single voltage level, providing precise detection at a threshold of 4.9V. This makes it ideal for systems where a specific voltage level must be maintained to ensure proper operation.
• Output Type: The device offers an open drain or open collector output, providing flexibility in circuit design and compatibility with various load configurations.
• Reset Functionality: The reset function is active low, ensuring reliable system reset when the monitored voltage drops below the threshold. This feature is crucial for maintaining system stability and preventing data corruption.
• Surface Mount Technology (SMT): The BD48K49G-TL is available in a surface mount package, specifically in a 3SSOP form factor. This packaging option is suitable for modern, compact electronic designs and facilitates automated assembly processes.
• Moisture Sensitivity Level (MSL): With an MSL rating of 3 (168 hours), the BD48K49G-TL is well-suited for manufacturing environments where moisture control is essential to prevent component degradation.
• Compliance and Standards: The BD48K49G-TL is REACH unaffected and ROHS3 compliant, ensuring it meets stringent environmental and safety standards. This compliance is crucial for manufacturers aiming to adhere to global regulatory requirements.
• Packaging: The device is packaged in tape and reel (TR), which is ideal for high-volume production and automated pick-and-place assembly processes.

BD48K49G-TL Applications

The BD48K49G-TL is particularly well-suited for applications where reliable voltage monitoring and reset functionality are critical. Some specific use cases include:

• Power Supply Monitoring: In power supply units, the BD48K49G-TL can be used to monitor the output voltage, ensuring it remains within the specified range to prevent damage to connected devices.
• Embedded Systems: For embedded systems, such as microcontrollers and microprocessors, the BD48K49G-TL can provide a reliable reset mechanism in case of voltage fluctuations, ensuring system stability and preventing data loss.
• Consumer Electronics: In consumer electronics, such as smartphones and tablets, the BD48K49G-TL can monitor the battery voltage, triggering a system reset if the voltage drops below a safe level.
• Industrial Control Systems: In industrial applications, the BD48K49G-TL can be used to monitor power supply voltages for critical control systems, ensuring reliable operation and preventing system failures.

Conclusion of BD48K49G-TL

The BD48K49G-TL is a robust and reliable voltage detector IC designed for precise voltage monitoring and system reset functionality. Its single-channel voltage detection capability, combined with an active low reset function, makes it an ideal solution for a wide range of applications. The device's surface mount packaging and compliance with environmental and safety standards further enhance its suitability for modern electronic designs. While the BD48K49G-TL is not recommended for new designs, it remains a viable option for existing systems requiring reliable voltage detection and reset capabilities.