STMicroelectronics

STM819MM6E

STM819MM6E Description

The STM819MM6E is a single-channel supervisor IC designed by STMicroelectronics, a leading semiconductor manufacturer known for its innovative and reliable electronic components. This supervisor IC is housed in an 8SO package and is specifically engineered to monitor and manage power supply conditions in various electronic systems. Despite its obsolete status, the STM819MM6E remains a viable option for applications requiring robust power monitoring solutions.

STM819MM6E Features

• Single-Channel Voltage Monitoring: The STM819MM6E is designed to monitor a single voltage supply, ensuring that the system operates within safe and specified voltage thresholds. This feature is particularly useful in applications where critical power supply levels must be maintained to prevent system failures.

• 4.4V Threshold Voltage: The IC features a voltage threshold of 4.4V, providing precise monitoring capabilities for systems operating within this voltage range. This specific threshold is ideal for applications requiring accurate voltage detection and control.

• Active Low Reset Output: The reset output of the STM819MM6E is active low, which means it asserts a reset signal when the monitored voltage drops below the threshold. This feature ensures reliable system resets and prevents erratic behavior during power fluctuations.

• 140ms Minimum Reset Timeout: The STM819MM6E guarantees a minimum reset timeout of 140 milliseconds. This ensures that the system has sufficient time to stabilize after a power event, preventing premature resets and ensuring reliable operation.

• Surface Mount Technology: The STM819MM6E is designed for surface mount applications, making it suitable for modern PCB designs that require compact and efficient component placement. This mounting type also enhances the mechanical stability and durability of the IC in various operating environments.

• Moisture Sensitivity Level 1 (Unlimited): The STM819MM6E has a moisture sensitivity level of 1, indicating that it is not sensitive to moisture exposure. This feature makes it suitable for a wide range of industrial and consumer applications without the need for additional moisture protection.

• Compliance and Standards: The STM819MM6E adheres to stringent industry standards, including REACH Unaffected and ROHS3 compliance. These certifications ensure that the IC is environmentally friendly and safe for use in regulated industries.

STM819MM6E Applications

The STM819MM6E is ideal for a variety of applications where reliable power supply monitoring is essential. Some specific use cases include:

• Embedded Systems: In embedded systems, the STM819MM6E can be used to monitor the main power supply, ensuring that the system remains stable and functional even during power fluctuations.

• Industrial Control Systems: For industrial applications, the STM819MM6E provides a reliable means of monitoring power supply conditions, preventing system failures and ensuring continuous operation.

• Consumer Electronics: In consumer electronics, the STM819MM6E can be used to monitor power supply levels in devices such as routers, modems, and other network equipment, ensuring reliable performance and preventing damage due to power surges or drops.

• Telecommunications: In the telecommunications industry, the STM819MM6E can be used to monitor power supplies in base stations, ensuring that critical communication equipment remains operational and stable.

Conclusion of STM819MM6E

Despite its obsolete status, the STM819MM6E remains a robust and reliable supervisor IC suitable for a wide range of applications. Its precise voltage monitoring capabilities, active low reset output, and 140ms minimum reset timeout make it an ideal choice for systems requiring reliable power supply management. The surface mount technology and moisture sensitivity level 1 further enhance its versatility and durability. While newer alternatives may offer additional features, the STM819MM6E continues to provide a cost-effective and reliable solution for power supply monitoring in various electronic systems.