Richtek

RT9818C-25GB  

Supervisors

RT9818C-25GB Description

The RT9818C-25GB is a high-performance, single-channel voltage supervisor IC designed by Richtek USA Inc. This device is specifically engineered to monitor a single voltage rail and provide reliable reset functionality to ensure system stability and safety. The RT9818C-25GB features a 2.5V threshold voltage, making it ideal for applications requiring precise voltage monitoring. The device is packaged in a compact SOT23-5 surface-mount package, which is both space-efficient and suitable for high-density PCB designs. The RT9818C-25GB is also RoHS3 compliant and REACH unaffected, ensuring environmental sustainability and regulatory compliance.

RT9818C-25GB Features

• Voltage Monitoring: The RT9818C-25GB is designed to monitor a single voltage rail with a threshold voltage of 2.5V, providing accurate and reliable voltage supervision.
• Reset Functionality: The device features an active-low reset output with a minimum reset timeout of 143ms, ensuring that the system remains stable during power-up and brown-out conditions.
• Output Type: The RT9818C-25GB offers an open-drain or open-collector output, providing flexibility in system design and compatibility with various logic families.
• Mounting Type: The device is available in a surface-mount package, making it suitable for automated assembly processes and high-density PCB designs.
• Moisture Sensitivity Level: The RT9818C-25GB has a moisture sensitivity level (MSL) of 3, allowing for a 168-hour exposure to ambient conditions before assembly, which enhances manufacturing flexibility.
• Regulatory Compliance: The RT9818C-25GB is RoHS3 compliant and REACH unaffected, ensuring that it meets the latest environmental and regulatory standards.

RT9818C-25GB Applications

The RT9818C-25GB is ideal for a wide range of applications where reliable voltage monitoring and system reset functionality are critical. Some specific use cases include:

• Embedded Systems: Ideal for monitoring the power supply voltage in embedded systems to ensure reliable operation and prevent system crashes.
• Consumer Electronics: Suitable for voltage monitoring in consumer electronics devices such as smartphones, tablets, and gaming consoles.
• Industrial Control: Provides robust voltage supervision in industrial control systems to ensure stable operation and prevent equipment damage.
• Automotive Electronics: Ensures reliable voltage monitoring in automotive electronic systems, contributing to overall system safety and reliability.

Conclusion of RT9818C-25GB

The RT9818C-25GB is a versatile and reliable voltage supervisor IC that offers precise voltage monitoring and robust reset functionality. Its compact SOT23-5 package, combined with its RoHS3 compliance and REACH unaffected status, makes it an excellent choice for a wide range of applications in the electronics industry. The device's 2.5V threshold voltage and 143ms minimum reset timeout ensure stable system operation, while its open-drain or open-collector output provides design flexibility. Whether used in embedded systems, consumer electronics, industrial control, or automotive electronics, the RT9818C-25GB delivers reliable performance and ensures system stability.

RT9818C-25GB Documents

Download datasheets and manufacturer documentation for RT9818C-25GB