Texas Instruments

LP3470IM5-4.38

LP3470IM5-4.38 Description

The LP3470IM5-4.38 is a single-channel voltage supervisor IC designed by Texas Instruments, specifically tailored for power management applications. This device is part of the Power Management Integrated Circuit (PMIC) category and is housed in a compact SOT23-5 package, making it suitable for space-constrained designs. The LP3470IM5-4.38 features a voltage threshold of 4.38V, ensuring precise monitoring of a single voltage rail. It offers an open drain or open collector output, providing flexibility in system design. The reset function is active low, with a minimum reset timeout of 1ms, ensuring reliable operation during power-up and brown-out conditions. This IC is surface-mountable, making it ideal for automated assembly processes. Despite being marked as obsolete, the LP3470IM5-4.38 remains a robust solution for applications requiring reliable voltage monitoring.

LP3470IM5-4.38 Features

• Voltage Monitoring: The LP3470IM5-4.38 is designed to monitor a single voltage rail with a precise threshold of 4.38V, ensuring accurate detection of voltage levels.
• Output Type: It offers an open drain or open collector output, providing flexibility in interfacing with various system architectures.
• Reset Functionality: The reset function is active low, with a minimum timeout of 1ms, ensuring reliable reset operations during power-up and brown-out conditions.
• Packaging: The device is available in a surface-mount SOT23-5 package, making it suitable for automated assembly and space-constrained designs.
• Compliance: The LP3470IM5-4.38 is REACH unaffected and RoHS3 compliant, adhering to environmental and regulatory standards.
• Moisture Sensitivity: The device has a moisture sensitivity level (MSL) of 1, indicating unlimited exposure to moisture, enhancing its reliability in various environmental conditions.

LP3470IM5-4.38 Applications

The LP3470IM5-4.38 is ideal for a variety of applications where reliable voltage monitoring is crucial. Its compact size and surface-mount package make it suitable for embedded systems, consumer electronics, and industrial control applications. Specific use cases include:

• Embedded Systems: In embedded systems, the LP3470IM5-4.38 can be used to monitor the power supply voltage of microcontrollers and other critical components, ensuring reliable operation and preventing system failures due to voltage fluctuations.
• Consumer Electronics: In devices such as smartphones, tablets, and smart home appliances, the LP3470IM5-4.38 can monitor the main power supply voltage, providing a reliable reset mechanism during power-up and brown-out conditions.
• Industrial Control: In industrial control systems, the LP3470IM5-4.38 can be used to monitor the power supply voltage of PLCs (Programmable Logic Controllers) and other critical components, ensuring reliable operation and preventing system failures due to voltage fluctuations.

Conclusion of LP3470IM5-4.38

The LP3470IM5-4.38 is a reliable single-channel voltage supervisor IC designed for precise voltage monitoring in various applications. Its compact SOT23-5 package, open drain or open collector output, and active low reset function with a minimum timeout of 1ms make it a versatile solution for power management. Despite being marked as obsolete, the LP3470IM5-4.38 remains a robust choice for applications requiring reliable voltage monitoring. Its compliance with environmental and regulatory standards, along with its moisture sensitivity level of 1, ensures its reliability in various operating conditions. Whether used in embedded systems, consumer electronics, or industrial control applications, the LP3470IM5-4.38 provides a reliable and flexible solution for voltage monitoring.