Richtek

RT9818C-26GV

RT9818C-26GV Description

The RT9818C-26GV is a highly reliable and efficient single-channel voltage supervisor IC designed by Richtek USA Inc., a leading manufacturer in the power management integrated circuit (PMIC) industry. This device is specifically engineered to monitor a single voltage rail and ensure system stability by providing accurate reset signals when the monitored voltage falls below a predefined threshold. The RT9818C-26GV features a voltage threshold of 2.6V, making it suitable for applications requiring precise voltage monitoring at this level. The device is housed in a compact SOT23-3 package, which is ideal for space-constrained designs and supports surface-mount technology (SMT) for easy integration into modern electronic systems.

RT9818C-26GV Features

• Voltage Monitoring: The RT9818C-26GV is designed to monitor a single voltage rail with a threshold voltage of 2.6V, ensuring that the system remains stable and reliable under varying power conditions.
• Reset Functionality: The device offers an active-low reset output, which is essential for initializing and resetting microcontrollers, processors, and other digital circuits when the monitored voltage drops below the threshold.
• Output Type: The reset output is open drain or open collector, providing flexibility in system design and allowing for easy interfacing with various types of digital logic.
• Reset Timeout: The RT9818C-26GV has a minimum reset timeout of 143ms, ensuring that the system has sufficient time to stabilize after a power event before the reset signal is released.
• Compliance and Reliability: The device is RoHS3 compliant and REACH unaffected, making it suitable for environmentally conscious designs. It also has a moisture sensitivity level (MSL) of 3, allowing for a 168-hour exposure to ambient conditions before assembly.
• Packaging: The RT9818C-26GV is available in a tape and reel (TR) package, facilitating automated assembly processes and ensuring high reliability during manufacturing.

RT9818C-26GV Applications

The RT9818C-26GV is ideal for a wide range of applications where reliable voltage monitoring and system reset are critical. Some specific use cases include:

• Consumer Electronics: In devices such as smartphones, tablets, and laptops, the RT9818C-26GV can ensure that the system remains stable during power fluctuations, preventing data loss and improving overall reliability.
• Industrial Control Systems: For applications in industrial automation, the device can monitor power supplies and provide timely resets to microcontrollers and PLCs, ensuring continuous operation and reducing downtime.
• Telecommunications: In base stations and networking equipment, the RT9818C-26GV can help maintain system integrity by monitoring power rails and initiating resets when necessary.
• Automotive Electronics: The compact size and robust performance of the RT9818C-26GV make it suitable for automotive applications, where space constraints and reliability are paramount.

Conclusion of RT9818C-26GV

The RT9818C-26GV from Richtek USA Inc. stands out as a reliable and efficient single-channel voltage supervisor IC, offering precise voltage monitoring and robust reset functionality. Its compact SOT23-3 package and surface-mount technology make it ideal for space-constrained designs, while its compliance with environmental standards ensures its suitability for a wide range of applications. With a minimum reset timeout of 143ms and a voltage threshold of 2.6V, the RT9818C-26GV provides the reliability and flexibility needed for modern electronic systems. Whether in consumer electronics, industrial control systems, telecommunications, or automotive applications, the RT9818C-26GV is a valuable component for ensuring system stability and performance.