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BD4934FVE-TR

BD4934FVE-TR Description

The BD4934FVE-TR is a single-channel voltage detector IC designed by Rohm Semiconductor, part of the BD49xxx series. This device is specifically engineered to monitor a single voltage level and provide a reset signal when the input voltage falls below a predefined threshold. The BD4934FVE-TR features a threshold voltage of 3.4V, making it suitable for applications requiring precise voltage monitoring and control. The IC is packaged in a surface-mount format, specifically in a tape and reel (TR) configuration, which is ideal for automated assembly processes.

BD4934FVE-TR Features

• Voltage Monitoring: The BD4934FVE-TR is designed to monitor a single voltage level, providing a reliable reset signal when the input voltage drops below the threshold of 3.4V.
• Active Low Reset: The reset output is active low, which is a common requirement in many electronic systems, ensuring compatibility with a wide range of applications.
• Surface Mount Technology: The surface-mount package (SMT) allows for efficient and automated assembly processes, reducing production costs and improving reliability.
• Moisture Sensitivity Level (MSL) 1: The BD4934FVE-TR is rated MSL 1, indicating it is not moisture-sensitive and can be stored and handled without special precautions.
• Compliance: The IC is REACH unaffected and ROHS3 compliant, ensuring it meets environmental and safety standards for use in various industries.
• Packaging: The tape and reel (TR) packaging format is ideal for high-volume production and automated pick-and-place assembly lines.

BD4934FVE-TR Applications

The BD4934FVE-TR is ideal for applications requiring precise voltage monitoring and control. Its single-channel voltage detection capability makes it suitable for systems where a single power supply needs to be monitored to ensure proper operation. Specific use cases include:

• Power Supply Monitoring: Ideal for monitoring the main power supply in embedded systems, ensuring that the system resets if the voltage drops below the threshold.
• Battery-Operated Devices: Useful in battery-powered devices where maintaining a minimum voltage level is critical for proper operation.
• Industrial Control Systems: Can be used in industrial control systems where reliable voltage monitoring is essential for system stability and safety.
• Consumer Electronics: Suitable for consumer electronics where a reset mechanism is required to protect the system from power fluctuations.

Conclusion of BD4934FVE-TR

The BD4934FVE-TR from Rohm Semiconductor is a robust and reliable voltage detector IC, offering precise voltage monitoring with a threshold of 3.4V. Its surface-mount package and tape and reel format make it suitable for high-volume production and automated assembly processes. The device's compliance with REACH and ROHS3 standards ensures it meets environmental and safety requirements. While the BD4934FVE-TR is not recommended for new designs, it remains a viable option for existing systems requiring a single-channel voltage detector. Its active low reset output and moisture sensitivity level 1 rating further enhance its versatility and reliability in various applications.