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CAT809LSDI-T3

CAT809LSDI-T3 Description

The CAT809LSDI-T3 is a single-channel voltage supervisor IC designed for surface-mount applications, manufactured by onsemi. This device is part of the CAT809 family and is packaged in a SC70-3 form factor, making it suitable for compact and space-constrained designs. The CAT809LSDI-T3 is ideal for monitoring a single voltage rail and ensuring system reliability through its precise voltage threshold and reset functionality.

CAT809LSDI-T3 Features

• Voltage Monitoring: The CAT809LSDI-T3 monitors a single voltage rail with a threshold voltage of 4.63V, ensuring accurate detection of voltage levels.
• Reset Functionality: The device features an active-low reset output, which is triggered when the monitored voltage falls below the threshold. The reset timeout is a minimum of 140ms, providing ample time for system recovery.
• Mounting Type: The surface-mount design allows for easy integration into modern PCB layouts, enhancing the overall reliability and compactness of the system.
• Package Type: The Tape & Reel (TR) packaging ensures efficient handling and assembly in high-volume manufacturing processes.
• Moisture Sensitivity Level (MSL): With an MSL rating of 1 (Unlimited), the CAT809LSDI-T3 is highly resistant to moisture, making it suitable for a wide range of environmental conditions.
• Compliance: The device is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.
• Harmonized Tariff Schedule (HTSUS): The HTSUS code 8542.39.0001 facilitates accurate customs classification for international shipments.

CAT809LSDI-T3 Applications

The CAT809LSDI-T3 is well-suited for a variety of applications where reliable voltage monitoring and system reset are critical. Some specific use cases include:

• Power Supply Monitoring: Ideal for monitoring the main power supply voltage in embedded systems, ensuring that the system remains stable and reliable.
• Microcontroller Applications: Provides a robust reset mechanism for microcontrollers, preventing erratic behavior due to voltage fluctuations.
• Telecommunications Equipment: Ensures reliable operation of communication devices by monitoring critical power rails.
• Industrial Control Systems: Enhances the reliability of industrial control systems by providing accurate voltage monitoring and timely resets.

Conclusion of CAT809LSDI-T3

The CAT809LSDI-T3 is a versatile and reliable voltage supervisor IC designed for surface-mount applications. Its precise voltage monitoring capabilities, combined with an active-low reset output and a minimum reset timeout of 140ms, make it an excellent choice for ensuring system stability and reliability. The surface-mount design and Tape & Reel packaging facilitate easy integration into modern PCB layouts, while the high moisture sensitivity level ensures durability in various environmental conditions. Although the product is now obsolete, it remains a valuable component for existing designs and legacy systems. For new designs, engineers may consider exploring updated alternatives from onsemi's extensive portfolio of voltage supervisors.