LTC2914IDHC-2#PBF

Supervisors Overview

The LTC2914IDHC-2#PBF is a supervisory circuit manufactured by Analog Devices Inc., designed for monitoring multiple voltage rails. It features four independent inputs capable of detecting under-voltage, over-voltage, and negative voltage conditions. The device utilizes an adjustable threshold mechanism to define trip points for each monitored channel. It provides open-drain output signals to indicate fault states. The component operates within a supply voltage range up to 7 V and maintains accuracy within 1.5%. It includes a reset delay time of 8.5 ms and functions reliably across an industrial temperature range from -40°C to +125°C.

Supervisors Feature Summary

• Monitors four independent voltage inputs for under-voltage, over-voltage, and negative voltage faults
• Features adjustable thresholds for customizable trip point configuration
• Provides open-drain outputs for fault indication without requiring external pull-up resistors

Supervisors Applications

• Multi-rail power system supervision in industrial equipment
• Voltage monitoring for embedded systems with multiple logic levels
• Fault detection in telecommunications infrastructure power supplies

Supervisors Procurement Notes

Verify the specific suffix IDHC-2 against the official Analog Devices datasheet to confirm pinout and electrical characteristics match your design requirements. Ensure the operating temperature range meets your application's environmental specifications. Cross-reference the package type DFN-16 with your PCB footprint library to guarantee mechanical compatibility before finalizing procurement.

Supervisors Selection Notes

Select this component when designing systems requiring simultaneous monitoring of four distinct voltage rails with adjustable sensitivity. It is suitable for applications where space efficiency is critical due to its compact DFN-16 package. Consider the 1.5% accuracy and 8.5 ms reset delay when determining system response times. Verify that the open-drain output interface aligns with the input requirements of the downstream microcontroller or logic circuitry.

Supervisors Part Context

This part belongs to the LTC2914 series of supervisory circuits from Analog Devices. The series focuses on providing reliable voltage monitoring solutions for complex power architectures. The IDHC-2 variant specifically denotes the industrial temperature grade and the dual-channel configuration within the four-input family. It complements other PMIC components by offering precise fault detection capabilities.

Supervisors Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.