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BD49L39G-TL

BD49L39G-TL Description

The BD49L39G-TL is a single-channel voltage detector designed by Rohm Semiconductor, a leading manufacturer in the power management integrated circuit (PMIC) sector. This IC supervisor is part of the BD49Lxx series and is housed in a 3SSOP package, making it suitable for surface mount applications. It features a voltage threshold of 3.9V, ensuring reliable monitoring of a single voltage level. The BD49L39G-TL is available in a tape and reel package (Tape & Reel), which is ideal for automated assembly processes.

BD49L39G-TL Features

• Voltage Monitoring: The BD49L39G-TL is designed to monitor a single voltage level with a threshold of 3.9V, providing precise detection for power supply monitoring applications.
• Active Low Reset: The reset function is active low, ensuring compatibility with a wide range of digital circuits and microcontrollers.
• Surface Mount Compatibility: With a surface mount mounting type, this voltage detector is suitable for compact and high-density PCB designs.
• Moisture Sensitivity Level (MSL) 3: The BD49L39G-TL has a moisture sensitivity level of 3, allowing for a 168-hour exposure to standard environmental conditions, making it robust for various manufacturing processes.
• Compliance: The BD49L39G-TL is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards for electronics manufacturing.
• Not For New Designs: While the BD49L39G-TL is not recommended for new designs, it remains a reliable choice for existing applications and legacy systems.

BD49L39G-TL Applications

The BD49L39G-TL is ideal for applications requiring precise voltage monitoring and reliable reset functionality. Specific use cases include:

• Power Supply Monitoring: Ideal for monitoring the voltage levels of power supplies in embedded systems, ensuring stable operation and preventing system failures due to voltage fluctuations.
• Microcontroller Reset: Provides a reliable reset signal for microcontrollers, ensuring proper initialization and operation in various electronic devices.
• Battery Management Systems: Can be used to monitor battery voltage levels, ensuring safe operation and preventing over-discharge or overcharge conditions.
• Industrial Control Systems: Suitable for monitoring power supply voltages in industrial control systems, ensuring reliable operation and minimizing downtime.

Conclusion of BD49L39G-TL

The BD49L39G-TL is a robust and reliable voltage detector from Rohm Semiconductor, offering precise voltage monitoring and reset functionality in a compact surface mount package. While not recommended for new designs, it remains a valuable component for existing systems and applications requiring reliable voltage detection. Its compliance with environmental and safety standards ensures it meets the requirements of modern electronics manufacturing.