onsemi

CAT1641LI-45  

Supervisors

CAT1641LI-45 Description

The CAT1641LI-45 is a supervisory circuit designed by onsemi, a leading manufacturer in the field of power management integrated circuits (PMIC). This device is part of the CAT1641 family and is specifically tailored for applications requiring reliable voltage monitoring and system reset functionality. The CAT1641LI-45 features a through-hole mounting type, making it suitable for applications where robust physical integration is necessary.

This supervisory circuit is designed to monitor a single voltage level with threshold voltages of 4.5V and 4.75V, ensuring precise and reliable voltage monitoring. The reset timeout is specified at a minimum of 130ms, providing ample time for system stabilization after a power event. The output of the CAT1641LI-45 is open drain or open collector, offering flexibility in circuit design and compatibility with various system architectures.

CAT1641LI-45 Features

• Voltage Monitoring: The CAT1641LI-45 is designed to monitor a single voltage level, with threshold options at 4.5V and 4.75V. This precision ensures that the device can accurately detect and respond to voltage fluctuations, providing reliable system protection.
• Reset Timeout: With a minimum reset timeout of 130ms, the CAT1641LI-45 allows sufficient time for system components to stabilize after a power event, preventing premature reset and ensuring stable operation.
• Output Type: The open drain or open collector output configuration offers design flexibility, allowing the CAT1641LI-45 to be easily integrated into a wide range of electronic systems.
• Mounting Type: The through-hole mounting type ensures robust physical integration, making the CAT1641LI-45 suitable for applications where mechanical stability and durability are critical.
• Active High Reset: The active high reset feature simplifies circuit design and ensures clear and reliable reset signaling, enhancing system reliability and performance.

CAT1641LI-45 Applications

The CAT1641LI-45 is ideal for a variety of applications where reliable voltage monitoring and system reset are essential. Some specific use cases include:

• Industrial Control Systems: In environments where equipment reliability is paramount, the CAT1641LI-45 can monitor power supply voltages and ensure proper system reset, preventing malfunctions and downtime.
• Telecommunications Equipment: For devices that require stable power conditions, the CAT1641LI-45 can provide accurate voltage monitoring and timely resets, ensuring continuous and reliable operation.
• Automotive Electronics: In automotive applications, the robust through-hole mounting and reliable voltage monitoring capabilities of the CAT1641LI-45 make it suitable for monitoring critical power supplies and ensuring system integrity.
• Medical Devices: In medical equipment, where reliability and precision are crucial, the CAT1641LI-45 can monitor power supplies and trigger system resets as needed, ensuring safe and effective operation.

Conclusion of CAT1641LI-45

The CAT1641LI-45 supervisory circuit from onsemi offers a reliable and precise solution for voltage monitoring and system reset in a variety of applications. With its robust through-hole mounting, flexible output configuration, and precise voltage monitoring capabilities, the CAT1641LI-45 stands out as a versatile and dependable choice for power management in industrial, telecommunications, automotive, and medical applications. While the product is now obsolete, its legacy continues to influence the design and functionality of modern supervisory circuits.

CAT1641LI-45 Documents

Download datasheets and manufacturer documentation for CAT1641LI-45