Analog Devices Inc.

LTC2911IDDB-4

LTC2911IDDB-4 Description

The LTC2911IDDB-4 is a 3-channel supervisor IC designed for monitoring and managing power supply voltages in various electronic systems. Manufactured by Analog Devices Inc., this device is housed in a surface-mount package, specifically an 8-lead DFN package, making it suitable for compact and high-density PCB designs. Despite its obsolete status, the LTC2911IDDB-4 remains a reliable choice for applications requiring precise voltage monitoring and system reset functionality.

The LTC2911IDDB-4 features three voltage monitoring channels with adjustable threshold voltages, allowing for flexible configuration to meet specific application requirements. The voltage thresholds can be set to 1.122V, 3.086V, or adjusted to other values, providing a wide range of monitoring options. The reset output is active low, ensuring compatibility with a variety of system architectures.

LTC2911IDDB-4 Features

• Adjustable Voltage Thresholds: The LTC2911IDDB-4 offers three voltage monitoring channels with adjustable threshold voltages, providing flexibility to monitor different power supply rails within a system.
• Active Low Reset Output: The reset output is active low, which is a common requirement in many electronic systems, ensuring compatibility and ease of integration.
• Surface Mount Package: Housed in an 8-lead DFN package, the LTC2911IDDB-4 is designed for surface-mount technology, making it suitable for compact and high-density PCB designs.
• Moisture Sensitivity Level (MSL) 1: The device has an MSL rating of 1, indicating it is not moisture-sensitive and can be stored and handled without special precautions.
• Adjustable/Selectable Reset Timeout: The reset timeout is adjustable/selectable, allowing for customization based on the system's power-up sequence and stability requirements.

LTC2911IDDB-4 Applications

The LTC2911IDDB-4 is ideal for a variety of applications where precise voltage monitoring and system reset functionality are critical. Some specific use cases include:

• Embedded Systems: In embedded systems where multiple power supply rails need to be monitored for proper operation, the LTC2911IDDB-4 provides reliable voltage supervision and reset control.
• Telecommunications Equipment: For telecom equipment that requires robust power management, the LTC2911IDDB-4 ensures stable operation by monitoring power supply voltages and triggering resets when necessary.
• Industrial Controls: In industrial control systems, where reliability and precision are paramount, the LTC2911IDDB-4 helps maintain system integrity by monitoring power supply voltages and initiating resets in case of anomalies.

Conclusion of LTC2911IDDB-4

Despite being marked as obsolete, the LTC2911IDDB-4 remains a valuable component for applications requiring precise voltage monitoring and reliable reset functionality. Its adjustable voltage thresholds, active low reset output, and surface-mount package make it a versatile and flexible solution for a range of electronic systems. While newer alternatives may exist, the LTC2911IDDB-4 continues to offer proven performance and reliability, making it a suitable choice for legacy systems or applications where its specific features are required.