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R3111H581A-T2-FE

R3111H581A-T2-FE Description

The R3111H581A-T2-FE is a high-performance voltage detector IC designed for power management applications. Manufactured by Nisshinbo Micro Devices Inc., this device is part of the R3111x series and offers robust performance in a compact SOT89-3 package. It is ideal for monitoring a single voltage rail and ensuring system stability by providing reliable reset signals when voltage levels fall below the specified threshold. With a maximum reset timeout of 100µs, the R3111H581A-T2-FE ensures rapid system recovery from power fluctuations.

R3111H581A-T2-FE Features

• Voltage Monitoring: The R3111H581A-T2-FE is designed to monitor a single voltage rail with a threshold voltage of 5.8V, making it suitable for applications requiring precise voltage detection.
• Reset Functionality: The device features an active-low reset output, ensuring that the system is held in a reset state until the monitored voltage reaches a stable level. This functionality is crucial for preventing erratic behavior during power-up or brownout conditions.
• Output Type: The open-drain or open-collector output configuration allows for flexible interfacing with various system architectures, enabling the use of pull-up resistors to match different voltage levels.
• Mounting and Packaging: The surface-mount technology (SMT) ensures ease of integration into modern PCB designs. The device is supplied in tape and reel (TR) packaging, facilitating automated assembly processes.
• Compliance and Reliability: The R3111H581A-T2-FE is RoHS compliant, adhering to environmental regulations and ensuring the use of lead-free materials. It also has a moisture sensitivity level (MSL) of 1, indicating unlimited storage time without the need for special handling.
• Product Status: The device is currently active, ensuring availability for ongoing projects and long-term support from the manufacturer.

R3111H581A-T2-FE Applications

The R3111H581A-T2-FE is well-suited for a variety of applications where reliable voltage monitoring and system reset are critical. Key applications include:

• Power Supply Monitoring: Ideal for monitoring the main power supply in embedded systems, ensuring that the system remains stable during power fluctuations or brownout conditions.
• Microcontroller Reset: Provides a reliable reset signal for microcontrollers, preventing erratic behavior and ensuring a clean start-up sequence.
• Telecommunications Equipment: Ensures reliable operation of communication systems by monitoring power levels and providing timely reset signals to maintain system integrity.
• Industrial Control Systems: Monitors power levels in industrial control panels, ensuring that critical systems remain operational and reset appropriately during power anomalies.
• Consumer Electronics: Used in devices such as routers, modems, and set-top boxes to ensure stable operation and prevent system crashes due to power issues.

Conclusion of R3111H581A-T2-FE

The R3111H581A-T2-FE from Nisshinbo Micro Devices Inc. stands out as a reliable and efficient voltage detector IC, offering precise voltage monitoring and rapid reset functionality. Its compact SOT89-3 package and surface-mount technology make it easy to integrate into a wide range of applications. The device's RoHS compliance and unlimited moisture sensitivity level further enhance its suitability for modern electronics manufacturing. Whether used in power supply monitoring, microcontroller reset, or industrial control systems, the R3111H581A-T2-FE provides a robust solution for ensuring system stability and reliability.