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SP809NEK-L-4-6/TR

SP809NEK-L-4-6/TR Description

The SP809NEK-L-4-6/TR is a single-channel voltage supervisor IC designed by MaxLinear, Inc., a leading provider of integrated circuits. This device is housed in a compact SOT23-3 package and is ideal for applications requiring precise voltage monitoring and reliable reset functionality. Despite its obsolete status, the SP809NEK-L-4-6/TR remains a robust option for legacy systems and specific applications where its unique features are advantageous.

SP809NEK-L-4-6/TR Features

• Voltage Monitoring: The SP809NEK-L-4-6/TR is designed to monitor a single voltage input with a threshold of 4.6V. This precise threshold ensures accurate detection of voltage levels, making it suitable for systems where voltage stability is critical.
• Reset Timeout: The device features a minimum reset timeout of 140ms, providing ample time for system components to stabilize after a power event. This ensures reliable operation and prevents premature reset, which can be crucial in sensitive applications.
• Output Configuration: The SP809NEK-L-4-6/TR offers an open drain or open collector output, providing flexibility in system design. This feature allows for easy integration with various logic levels and pull-up configurations.
• Reset Functionality: The reset output is active low, which is a common requirement in many digital systems. This ensures compatibility with a wide range of microcontrollers and processors.
• Mounting and Packaging: The device is designed for surface mount applications and is available in a tape and reel package (TR). This makes it suitable for automated assembly processes and ensures high reliability in manufacturing.
• Moisture Sensitivity Level: The SP809NEK-L-4-6/TR has a moisture sensitivity level (MSL) of 1 (unlimited), indicating that it can be safely stored and handled without the need for special precautions against moisture.
• Compliance: The device is classified under ECCN EAR99 and HTSUS 8542.39.0001, ensuring compliance with international trade regulations.

SP809NEK-L-4-6/TR Applications

The SP809NEK-L-4-6/TR is particularly well-suited for applications where reliable power monitoring and reset functionality are essential. Some specific use cases include:

• Embedded Systems: In embedded systems, the SP809NEK-L-4-6/TR can be used to monitor the power supply voltage of microcontrollers and processors, ensuring proper operation and preventing system crashes due to voltage fluctuations.
• Telecommunications: In telecom equipment, the device can monitor critical power rails to ensure stable operation and prevent service disruptions.
• Industrial Control Systems: The SP809NEK-L-4-6/TR can be used in industrial control systems to monitor power supplies for programmable logic controllers (PLCs) and other critical components, ensuring reliable operation in harsh environments.
• Consumer Electronics: In consumer electronics, the device can be used to monitor power supplies for devices such as routers, modems, and set-top boxes, ensuring reliable operation and preventing data loss.

Conclusion of SP809NEK-L-4-6/TR

The SP809NEK-L-4-6/TR is a reliable and precise voltage supervisor IC that offers several unique features and advantages over similar models. Its precise voltage monitoring, flexible output configuration, and reliable reset functionality make it an ideal choice for a variety of applications. Despite its obsolete status, the SP809NEK-L-4-6/TR remains a valuable component for legacy systems and specific applications where its features are essential. For engineers and designers looking for a robust and reliable voltage supervisor, the SP809NEK-L-4-6/TR is a worthy consideration.