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BD4946FVE-TR

BD4946FVE-TR Description

The BD4946FVE-TR is a voltage detector IC from Rohm Semiconductor, designed to monitor a single voltage channel with a threshold of 4.6V. This device is part of the BD49xxx series and is packaged in a surface-mount configuration, specifically in a tape & reel (TR) format. It is suitable for applications requiring precise voltage monitoring and offers a reset function that is active low. The BD4946FVE-TR is classified under the Power Management (PMIC) category and is identified by the base product number BD4946. The device has a moisture sensitivity level (MSL) of 1, indicating it is not sensitive to moisture and can be stored without time constraints. It is also compliant with REACH and ROHS3 standards, ensuring it meets environmental and safety regulations.

BD4946FVE-TR Features

• Single Voltage Monitoring: The BD4946FVE-TR monitors a single voltage channel, making it ideal for applications where a specific voltage level needs to be maintained.
• 4.6V Threshold: This voltage detector is designed with a threshold voltage of 4.6V, providing accurate monitoring for systems operating at this voltage level.
• Active Low Reset: The reset function is active low, which is beneficial for systems that require a low signal to initiate a reset.
• Surface Mount Packaging: The surface-mount configuration ensures ease of integration into modern PCB designs, offering space efficiency and reliability.
• Tape & Reel Packaging: The device comes in a tape & reel format, facilitating automated assembly processes and ensuring consistent quality during production.
• REACH Unaffected and ROHS3 Compliant: The BD4946FVE-TR meets stringent environmental and safety standards, making it suitable for use in a wide range of industries.
• Moisture Sensitivity Level 1: With an MSL of 1, the device is not sensitive to moisture, allowing for flexible storage and handling conditions.

BD4946FVE-TR Applications

The BD4946FVE-TR is ideal for applications that require precise voltage monitoring and control. Some specific use cases include:

• Power Supply Monitoring: Ensuring that the power supply voltage remains above the critical 4.6V threshold to prevent system malfunctions.
• Battery Management Systems: Monitoring battery voltage levels to prevent over-discharge and ensure optimal battery health.
• Embedded Systems: Providing reliable voltage detection in embedded systems where a single voltage channel needs to be monitored.
• Industrial Control Systems: Ensuring stable operation of industrial equipment by monitoring critical voltage levels.
• Consumer Electronics: Monitoring voltage levels in consumer devices to protect against power surges and brownouts.

Conclusion of BD4946FVE-TR

The BD4946FVE-TR from Rohm Semiconductor is a robust voltage detector IC designed for single-channel voltage monitoring with a 4.6V threshold. Its surface-mount configuration and tape & reel packaging make it suitable for modern PCB designs and automated assembly processes. The device's compliance with REACH and ROHS3 standards ensures it meets environmental and safety regulations, making it a reliable choice for various applications. Although it is marked as "Not For New Designs," the BD4946FVE-TR remains a valuable component for existing systems requiring precise voltage detection and control. Its active low reset function and moisture sensitivity level of 1 further enhance its versatility and reliability in diverse applications.