onsemi

CAT1641WI-45-GT3

CAT1641WI-45-GT3 Description

The CAT1641WI-45-GT3 is a single-channel supervisor IC designed for power management applications, manufactured by onsemi. This device is part of the Power Management Integrated Circuit (PMIC) category and is housed in an 8SOIC package. It is specifically engineered to monitor a single voltage rail, providing reliable and efficient power management solutions. The CAT1641WI-45-GT3 features a voltage threshold of 4.5V and offers an open drain or open collector output, making it versatile for various circuit designs. The reset timeout is a minimum of 130ms, ensuring stable operation during power-up and brown-out conditions. This IC is surface mountable, packaged in tape and reel (TR), and has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to the environment. While the product status is marked as obsolete, it remains a reliable choice for legacy systems and specific applications where its unique features are required.

CAT1641WI-45-GT3 Features

• Single Voltage Monitoring: The CAT1641WI-45-GT3 is designed to monitor a single voltage rail, making it ideal for applications where a dedicated supervisor IC is needed for a specific power supply.
• 4.5V Voltage Threshold: This IC features a voltage threshold of 4.5V, providing precise monitoring and control for systems operating at this voltage level.
• Open Drain/Open Collector Output: The device offers flexibility with its open drain or open collector output, allowing for easy integration with various types of digital circuits.
• 130ms Minimum Reset Timeout: The reset timeout of at least 130ms ensures that the system has sufficient time to stabilize during power-up and brown-out conditions, preventing false triggers and ensuring reliable operation.
• Surface Mount Compatibility: The CAT1641WI-45-GT3 is designed for surface mount applications, making it suitable for modern PCB designs and automated assembly processes.
• Tape & Reel Packaging: The device is packaged in tape and reel (TR), facilitating efficient handling and storage in manufacturing environments.
• Moisture Sensitivity Level 1: With an MSL of 1, the CAT1641WI-45-GT3 is suitable for unlimited exposure to the environment, making it ideal for applications where moisture sensitivity is a concern.
• REACH Unaffected: The device complies with REACH regulations, ensuring it is free from harmful substances and suitable for use in environmentally conscious applications.

CAT1641WI-45-GT3 Applications

The CAT1641WI-45-GT3 is well-suited for a variety of applications where reliable power management and voltage monitoring are critical. Some specific use cases include:

• Embedded Systems: Ideal for monitoring the power supply in embedded systems, ensuring stable operation and preventing system crashes due to voltage fluctuations.
• Industrial Control: Suitable for industrial control panels and machinery where precise voltage monitoring is essential for reliable operation.
• Telecommunications: Can be used in telecommunication equipment to monitor power supplies and ensure system stability during power transitions.
• Automotive Electronics: Applicable in automotive systems where a single voltage rail needs to be monitored for safety and reliability.
• Consumer Electronics: Useful in consumer electronics where power management is crucial for product longevity and user satisfaction.

Conclusion of CAT1641WI-45-GT3

The CAT1641WI-45-GT3 is a robust and reliable single-channel supervisor IC designed for power management applications. Its unique features, such as the 4.5V voltage threshold, 130ms minimum reset timeout, and open drain/open collector output, make it an ideal choice for a variety of applications. Despite being marked as obsolete, the CAT1641WI-45-GT3 remains a valuable component for legacy systems and specific applications where its precise monitoring capabilities are required. Its surface mount compatibility, tape and reel packaging, and moisture sensitivity level of 1 further enhance its suitability for modern manufacturing processes and environmentally conscious applications.