Analog Devices Inc.

LTC2911IDDB-1

LTC2911IDDB-1 Description

The LTC2911IDDB-1 is a highly versatile and precise power management integrated circuit (PMIC) designed by Analog Devices Inc. This IC is specifically engineered to monitor and manage multiple power supply voltages in complex electronic systems. It features a surface-mount package, making it ideal for compact and high-density designs. The LTC2911IDDB-1 is housed in a tube package, ensuring robust handling and storage.

This PMIC is designed to monitor three different supply voltages, providing comprehensive oversight of critical power sources. The voltage thresholds are set at 3.086V and 4.675V, with an additional adjustable threshold, allowing for flexible configuration to meet specific system requirements. The reset function is active low, ensuring reliable system reset upon voltage fault detection.

Despite its advanced capabilities, the LTC2911IDDB-1 is marked as obsolete by its manufacturer. This status indicates that while the product is no longer in active production, it remains a valuable component for existing designs and legacy systems. The moisture sensitivity level (MSL) of 1 (Unlimited) ensures that the IC can be safely handled and stored without stringent environmental controls.

LTC2911IDDB-1 Features

The LTC2911IDDB-1 offers several key features that distinguish it from other power management ICs:

• Adjustable/Selectable Reset Timeout: This feature allows for customization of the reset timeout period, providing flexibility to match the specific needs of the application.
• Multiple Voltage Monitoring: With the ability to monitor three different supply voltages, the LTC2911IDDB-1 provides comprehensive oversight of power sources, ensuring system reliability.
• Adjustable Voltage Thresholds: The inclusion of adjustable voltage thresholds offers flexibility in setting the precise voltage levels for monitoring, enhancing the IC's adaptability.
• Active Low Reset: The active low reset function ensures reliable system reset upon voltage fault detection, safeguarding against power-related issues.
• Surface Mount Compatibility: The surface-mount package makes the LTC2911IDDB-1 suitable for high-density designs, optimizing board space and improving overall system compactness.

LTC2911IDDB-1 Applications

The LTC2911IDDB-1 is ideal for a variety of applications where precise power supply monitoring and management are critical. Some specific use cases include:

• Telecommunications Equipment: Monitoring multiple power supplies in routers, switches, and other networking devices to ensure reliable operation.
• Industrial Control Systems: Ensuring stable power supply in PLCs, motor controllers, and other industrial equipment to prevent system failures.
• Medical Devices: Providing reliable power monitoring in medical equipment such as monitors, diagnostic devices, and life support systems.
• Automotive Electronics: Managing power supply voltages in vehicle control units, infotainment systems, and other automotive electronic modules.

Conclusion of LTC2911IDDB-1

The LTC2911IDDB-1 is a robust and flexible power management IC that offers comprehensive voltage monitoring and reliable reset functionality. Its ability to monitor three different supply voltages and its adjustable voltage thresholds make it a versatile solution for a wide range of applications. Despite its obsolete status, the LTC2911IDDB-1 remains a valuable component for existing designs and legacy systems, ensuring continued reliability and performance. For engineers and designers seeking a precise and reliable power management solution, the LTC2911IDDB-1 is a worthy consideration.