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AS1904C23-T

AS1904C23-T Description

The AS1904C23-T is a single-channel voltage supervisor IC designed for power management applications. Manufactured by ams OSRAM, this device falls under the category of Power Management Integrated Circuits (PMIC). It is housed in a compact SOT23-3 package, making it suitable for space-constrained designs. The AS1904C23-T is designed to monitor a single voltage supply and ensure reliable system operation by providing a reset signal when the monitored voltage falls below a specified threshold.

AS1904C23-T Features

• Voltage Monitoring: The AS1904C23-T monitors a single voltage supply with a threshold voltage of 2.32V. This precise monitoring ensures that the system remains stable and reliable under varying power conditions.
• Reset Functionality: The reset output is active low, providing a clear and reliable signal to the system controller when the monitored voltage drops below the threshold. This feature helps in preventing system malfunctions and data corruption.
• Reset Timeout: The device has a minimum reset timeout of 60ms, ensuring sufficient time for the system to stabilize after a power event.
• Mounting Type: The AS1904C23-T is designed for surface mount applications, making it ideal for automated assembly processes and high-density PCB designs.
• Moisture Sensitivity Level (MSL): With an MSL of 3 (168 hours), the device is suitable for a wide range of environmental conditions, ensuring robustness and reliability in various industrial and consumer applications.
• Package: The device is packaged in tape and reel (TR), facilitating efficient handling and storage in manufacturing environments.
• Compliance: The AS1904C23-T is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.
• Customization: While the DigiKey programmability status is not verified, the AS1904C23-T offers a reliable and standardized solution for voltage monitoring applications.

AS1904C23-T Applications

The AS1904C23-T is ideal for a variety of applications where reliable power monitoring is crucial. Some specific use cases include:

• Consumer Electronics: In devices such as smartphones, tablets, and laptops, the AS1904C23-T ensures that the system remains stable during power fluctuations, preventing crashes and data loss.
• Industrial Control Systems: In industrial environments, the device can monitor power supplies for critical control systems, ensuring continuous operation and reliability.
• Automotive Electronics: The AS1904C23-T can be used in automotive applications to monitor power supplies for electronic control units (ECUs), ensuring safe and reliable operation.
• Medical Devices: In medical equipment, the device helps maintain system integrity during power events, ensuring patient safety and accurate device operation.

Conclusion of AS1904C23-T

The AS1904C23-T by ams OSRAM is a robust and reliable single-channel voltage supervisor IC designed for a wide range of power management applications. Its compact SOT23-3 package, precise voltage monitoring, and reliable reset functionality make it an ideal solution for ensuring system stability and reliability. While the product is marked as obsolete, it continues to offer significant value in applications where a proven and reliable voltage monitoring solution is required. The AS1904C23-T stands out for its precise voltage threshold, reset timeout, and surface mount compatibility, making it a preferred choice for engineers and designers in the electronics industry.