onsemi

CAT1641WI-28

CAT1641WI-28 Description

The CAT1641WI-28 is a supervisory circuit designed by onsemi, a leading manufacturer in the power management integrated circuits (PMIC) category. This device is engineered to monitor and manage power supply voltages in various electronic systems. The CAT1641WI-28 features a surface mount mounting type, making it suitable for compact and space-constrained applications. It is housed in a bulk package, ensuring ease of integration into modern electronic designs.

CAT1641WI-28 Features

The CAT1641WI-28 offers several key technical specifications and performance benefits:

• Voltage Monitoring: The device is designed to monitor a single voltage level, with a threshold voltage range of 2.85V to 3V. This precision ensures reliable monitoring and control of power supply voltages.
• Reset Functionality: The reset timeout is a minimum of 130ms, providing a reliable reset mechanism to ensure system stability and proper operation.
• Output Type: The CAT1641WI-28 features an open or drain open collector output, offering flexibility in circuit design and compatibility with various system architectures.
• Reset Polarity: The reset function is active high, which is a common requirement in many electronic systems.
• Compliance and Status: The device is classified under ECCN EAR99 and HTSUS 8542.39.0001. However, its REACH status is vendor undefined, and it is important to verify compliance for specific applications.
• Programmability: The DigiKey programmability status is not verified, indicating that this feature may not be available or requires further validation.
• Product Status: The CAT1641WI-28 is currently marked as obsolete, which means it may no longer be in active production. However, its existing stock can still be utilized for ongoing projects or legacy systems.

CAT1641WI-28 Applications

The CAT1641WI-28 is ideal for a variety of applications where reliable voltage monitoring and system reset are critical. Specific use cases include:

• Embedded Systems: In embedded systems where power supply integrity is crucial, the CAT1641WI-28 ensures that the system operates within specified voltage ranges, preventing malfunctions and data corruption.
• Industrial Control: For industrial control applications, the device provides a robust solution for monitoring power supplies and triggering resets when necessary, enhancing system reliability and uptime.
• Consumer Electronics: In consumer electronics, the CAT1641WI-28 can be used to monitor power supplies in devices such as routers, set-top boxes, and other peripherals, ensuring stable operation and improving user experience.
• Automotive Electronics: In automotive applications, the device can monitor power supplies for critical systems, ensuring reliable operation and safety.

Conclusion of CAT1641WI-28

The CAT1641WI-28 is a versatile supervisory circuit that offers precise voltage monitoring and reliable reset functionality. Its surface mount design and bulk packaging make it suitable for a wide range of applications, from embedded systems to industrial control. Despite its obsolete status, the CAT1641WI-28 remains a valuable component for ensuring power supply integrity and system stability. For engineers and designers seeking a reliable and precise voltage monitoring solution, the CAT1641WI-28 is an excellent choice, provided that its availability and compliance requirements are met.