LTC2911HDDB-5#TRMPBF

Supervisors Overview

The LTC2911HDDB-5#TRMPBF is a precision supervisory circuit manufactured by Analog Devices Inc. It features three independent voltage monitors and a power-fail comparator housed in an 8-lead DFN package measuring 3mm x 2mm with an exposed pad. The device operates with a supply current of 10 uA and supports a wide input voltage range. It provides adjustable reset timeout capabilities and utilizes a push-pull or totem-pole output configuration for reliable system monitoring.

Supervisors Feature Summary

• Integrates three precise voltage monitors for comprehensive multi-rail supervision
• Includes a dedicated power-fail comparator for early warning detection
• Features adjustable reset timeout to accommodate specific system startup requirements
• Offers push-pull or totem-pole output stages for flexible interface compatibility

Supervisors Applications

• Multi-voltage industrial control systems requiring precise supervision
• Portable battery-powered devices needing low quiescent current monitoring
• Automotive electronics demanding robust voltage fault detection
• Telecommunications infrastructure equipment ensuring signal integrity

Supervisors Procurement Notes

Verify the exact suffix designation during procurement, as variations such as TRPBF indicate reel packaging while TRMPBF denotes cut tape or mouse-reel formats. Confirm RoHS compliance status and lead times directly with authorized distributors, as availability may fluctuate due to limited stock conditions or factory special order requirements associated with this specific component variant.

Supervisors Selection Notes

Select this component when designing circuits that require simultaneous monitoring of multiple voltage rails within a compact footprint. The 10 uA operating supply current makes it suitable for energy-constrained applications. Ensure the input voltage range covers all monitored rails and verify that the adjustable timeout meets the system's reset timing specifications before finalizing the design.

Supervisors Part Context

This part belongs to the LTC2911 series of supervisory circuits from Analog Devices. It shares architectural similarities with other members like the LTC2911IDDB-4#TRMPBF but differs in specific threshold configurations and packaging options. The series is designed for high-precision monitoring tasks in PMIC applications, offering reliability across automotive and industrial temperature ranges.

Supervisors Replacement Considerations

Direct substitutes include other variants within the LTC2911 family, such as the LTC2911IDDB-4#TRMPBF, provided the voltage thresholds and package dimensions are compatible. Verify pinout consistency and electrical characteristics against the original datasheet to ensure functional equivalence without redesigning the surrounding circuitry.

Supervisors FAQ

What is the operating supply current for the LTC2911HDDB-5#TRMPBF?

The device has a typical operating supply current of 10 uA.

How many voltage monitors are integrated into this component?

The LTC2911HDDB-5#TRMPBF integrates three independent voltage monitors.

What type of output stage does this supervisor provide?

It provides a push-pull or totem-pole output stage for reset signaling.