Analog Devices Inc./Maxim Integrated

MXD1811XR44+

MXD1811XR44+ Description

The MXD1811XR44+ is a single-channel voltage supervisor IC designed by Analog Devices Inc./Maxim Integrated. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a compact SC70-3 package, making it suitable for space-constrained applications. The MXD1811XR44+ features a voltage threshold of 4.37V and is capable of monitoring a single voltage rail. It offers an open drain or open collector output, providing flexibility in system design. The reset function is active low, ensuring reliable operation in various power conditions. The device has a minimum reset timeout of 100ms, which is crucial for ensuring proper system initialization and stability.

MXD1811XR44+ Features

• Voltage Monitoring: The MXD1811XR44+ is designed to monitor a single voltage rail with a precise threshold of 4.37V, making it ideal for applications requiring accurate voltage supervision.
• Output Type: The device features an open drain or open collector output, offering design flexibility and compatibility with various system architectures.
• Reset Functionality: The reset function is active low, ensuring reliable system reset under low voltage conditions. The minimum reset timeout of 100ms provides sufficient time for system components to stabilize.
• Mounting Type: The MXD1811XR44+ is designed for surface mount applications, making it suitable for modern PCB designs that prioritize compactness and reliability.
• Compliance and Status: The device is ROHS3 compliant and REACH unaffected, ensuring it meets environmental and regulatory standards. However, it is important to note that the MXD1811XR44+ is now obsolete, and customers are advised to consider alternative solutions for new designs.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (unlimited), the MXD1811XR44+ is highly resistant to moisture, making it suitable for a wide range of environmental conditions.

MXD1811XR44+ Applications

The MXD1811XR44+ is well-suited for a variety of applications where reliable voltage monitoring and system reset functionality are critical. Some specific use cases include:

• Embedded Systems: In embedded systems, the MXD1811XR44+ can ensure that the system operates within safe voltage levels, preventing damage to sensitive components.
• Power Supplies: The device can be used in power supply circuits to monitor the output voltage and trigger a reset if the voltage drops below the threshold.
• Consumer Electronics: In consumer electronics, the MXD1811XR44+ can protect against voltage fluctuations and ensure that devices start up correctly after a power interruption.
• Industrial Control Systems: The robustness and reliability of the MXD1811XR44+ make it suitable for industrial control systems where consistent operation is essential.

Conclusion of MXD1811XR44+

The MXD1811XR44+ is a versatile and reliable voltage supervisor IC that offers precise voltage monitoring and robust reset functionality. Its compact SC70-3 package and surface mount design make it suitable for a wide range of applications. While the device is now obsolete, it remains a valuable solution for existing designs and legacy systems. For new projects, customers are encouraged to explore alternative solutions from Analog Devices Inc./Maxim Integrated that offer enhanced features and support.