The LTC3350IUHF from Analog Devices Inc. is a feature-packed, high-efficiency supercapacitor charger and backup controller IC designed to provide reliable power management for systems requiring backup power from supercapacitors. This advanced component is ideal for bridging short power interruptions or providing longer-term backup power during system failures.

Key Features

• Wide Input Voltage Range: The LTC3350 operates efficiently with an input voltage range from 4.5V to 35V, making it versatile for various applications.
• Integrated Charger: It includes an onboard supercapacitor charger with a programmable charge current up to 5A, ensuring quick charging of the connected supercapacitors.
• Backup System: The device seamlessly transitions to backup mode during power failures, providing a reliable power source to critical system components.
• Monitoring Capabilities: With an I2C-compatible interface, the LTC3350 allows for real-time monitoring of voltage, current, temperature, and remaining energy in the supercapacitors.
• Balancing and Protection: The IC includes active capacitor balancing and overvoltage protection to ensure the longevity and reliability of the supercapacitors.

Applications

With its robust feature set, the LTC3350IUHF is suitable for a wide range of applications, including:

• Uninterruptible power supplies (UPS)
• Energy harvesting systems
• Holdup power for industrial controllers
• Redundant power supplies
• Automotive power backup

Package and Availability

The LTC3350IUHF is offered in a compact 38-lead QFN package, providing a space-saving solution for modern electronic systems. Analog Devices Inc. ensures the availability of this product through their extensive distribution network, making it accessible for both small-scale projects and large-volume production.

Conclusion

For designers seeking a reliable and efficient supercapacitor backup solution, the LTC3350IUHF from Analog Devices Inc. stands out with its comprehensive feature set and ease of integration. Its advanced capabilities make it an excellent choice for ensuring uninterrupted power in a multitude of applications.