onsemi

CAT1163WI45

CAT1163WI45 Description

The CAT1163WI45 is a single-channel voltage supervisor IC designed for power management applications. Manufactured by onsemi, this device is housed in an 8SOIC package and is suitable for surface mount applications. Despite its obsolete status, the CAT1163WI45 remains a reliable choice for monitoring a single voltage threshold of 4.5V. It features a reset timeout of at least 130ms, ensuring stable operation during power transitions. The output is configured as open drain or open collector, providing flexibility in circuit design. The reset function can be set to active high or active low, accommodating various system requirements. The device is REACH unaffected and has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to ambient conditions.

CAT1163WI45 Features

• Single Voltage Monitoring: The CAT1163WI45 is designed to monitor a single voltage level, making it ideal for applications where simplicity and reliability are paramount. The 4.5V threshold ensures precise monitoring of power supply voltages.
• Flexible Reset Options: With both active high and active low reset capabilities, the CAT1163WI45 can be easily integrated into various system architectures. This flexibility allows designers to optimize their circuits for specific requirements.
• Open Drain/Open Collector Output: The open drain or open collector output configuration provides additional design flexibility, enabling the use of pull-up resistors to achieve the desired logic levels.
• Extended Reset Timeout: A minimum reset timeout of 130ms ensures that the system has sufficient time to stabilize after a power event, preventing false triggers and ensuring reliable operation.
• Surface Mount Compatibility: The surface mount package type facilitates easy integration into modern PCB designs, enhancing reliability and reducing the risk of mechanical stress.
• REACH Compliance: Being REACH unaffected, the CAT1163WI45 meets stringent regulatory requirements, making it suitable for use in a wide range of applications without compliance concerns.
• Moisture Sensitivity Level 1: The MSL rating of 1 indicates that the device can be exposed to ambient conditions without the need for special handling or storage precautions, simplifying the manufacturing process.

CAT1163WI45 Applications

The CAT1163WI45 is well-suited for a variety of power management applications where reliable voltage monitoring is essential. Some specific use cases include:

• Embedded Systems: In embedded systems, the CAT1163WI45 can be used to monitor the power supply voltage of microcontrollers or other critical components, ensuring that the system remains stable during power fluctuations.
• Telecommunications: In telecommunications equipment, the device can monitor the power supply to critical components, such as base stations or routers, to prevent system failures due to voltage anomalies.
• Industrial Control: In industrial control systems, the CAT1163WI45 can be employed to monitor the power supply to PLCs (Programmable Logic Controllers) or other control units, ensuring reliable operation in harsh environments.
• Consumer Electronics: In consumer electronics, the device can be used to monitor the power supply to critical components, such as power amplifiers or display controllers, enhancing product reliability and user experience.

Conclusion of CAT1163WI45

Despite its obsolete status, the CAT1163WI45 remains a robust and reliable solution for single-channel voltage monitoring applications. Its flexible reset options, open drain/open collector output, and extended reset timeout make it a versatile choice for a variety of power management tasks. The device's REACH compliance and moisture sensitivity level of 1 further enhance its suitability for modern electronics manufacturing. While newer alternatives may offer additional features, the CAT1163WI45 continues to provide reliable performance in applications where simplicity and reliability are key considerations.