ams OSRAM

AS1903C26-T

AS1903C26-T Description

The AS1903C26-T is a 1-channel voltage supervisor IC designed by ams OSRAM, a leading manufacturer in the electronics industry. This supervisor IC is housed in a compact SOT23-3 package, making it ideal for space-constrained applications. The AS1903C26-T is designed to monitor a single voltage and provide reliable reset functionality to ensure system stability and reliability.

AS1903C26-T Features

• Voltage Monitoring: The AS1903C26-T is designed to monitor a single voltage with a threshold of 2.63V, ensuring precise control and monitoring of power supply levels.
• Reset Functionality: The IC features an active-low reset output, which is crucial for initializing systems and ensuring proper operation during power-up or brown-out conditions. The reset timeout is a minimum of 60ms, providing ample time for system initialization.
• Output Type: The AS1903C26-T offers an open-drain or open-collector output, which is highly versatile and can be easily interfaced with a wide range of digital systems.
• Mounting Type: The IC is designed for surface-mount applications, making it suitable for modern PCB designs that require high component density and automated assembly processes.
• Package: The AS1903C26-T comes in a tape and reel (TR) package, which is ideal for high-volume production and ensures consistent and reliable component placement during manufacturing.
• Moisture Sensitivity Level (MSL): With an MSL rating of 1 (unlimited), the AS1903C26-T is highly resistant to moisture, making it suitable for a wide range of environmental conditions without the need for special handling or storage requirements.

AS1903C26-T Applications

The AS1903C26-T is ideal for a variety of applications where reliable voltage monitoring and reset functionality are critical. Some specific use cases include:

• Embedded Systems: In embedded systems, the AS1903C26-T ensures that the system starts up correctly and remains stable during operation by monitoring the power supply voltage and providing a reliable reset signal.
• Power Management: The IC is well-suited for power management applications where precise voltage monitoring is required to prevent system failures due to undervoltage conditions.
• Consumer Electronics: In consumer electronics, the AS1903C26-T can be used to monitor the power supply of microcontrollers, ensuring that they operate within specified voltage ranges and reset properly during power fluctuations.
• Industrial Control Systems: The robust design and reliable performance of the AS1903C26-T make it suitable for industrial control systems where system stability and reliability are paramount.

Conclusion of AS1903C26-T

The AS1903C26-T is a versatile and reliable voltage supervisor IC that offers precise voltage monitoring and robust reset functionality. Its compact SOT23-3 package and surface-mount design make it ideal for modern PCB designs, while its open-drain or open-collector output ensures compatibility with a wide range of digital systems. The AS1903C26-T is suitable for a variety of applications, including embedded systems, power management, consumer electronics, and industrial control systems. Despite being marked as obsolete, the AS1903C26-T remains a reliable choice for applications requiring a single-channel voltage supervisor with precise control and monitoring capabilities.