LTC1706IS8-19#PBF

Power Supply Controllers, Monitors Overview

The LTC1706IS8-19#PBF is a precision, digitally programmable resistive ladder designed to adjust the output voltage of regulators with a 1.19V reference. It operates within an input voltage range of 2.7V to 5.5V and provides an adjustable output voltage range from 1.05V to 1.825V. The device features a maximum output voltage of 1.825V and draws only 1uA of input current. It functions as a VID (Voltage ID) programmer for Intel VRM specifications. The component is housed in an 8-Lead SOIC package and supports surface mount installation.

Power Supply Controllers, Monitors Feature Summary

• Digitally programmable resistive ladder architecture for precise voltage adjustment
• Compatible with 1.19V referenced regulator topologies
• Low power consumption with minimal input current draw
• Supports VID programming standards for processor voltage regulation

Power Supply Controllers, Monitors Applications

• Intel VRM 8.5 compliant voltage regulation modules
• Processor core voltage supply circuits
• Precision digital voltage adjustment systems
• Embedded power management units requiring VID control

Power Supply Controllers, Monitors Procurement Notes

Verify the specific suffix designation against official Analog Devices documentation to confirm pinout and electrical characteristics. Ensure compatibility with existing 1.19V reference designs. Confirm RoHS compliance status through manufacturer datasheets. Check for obsolescence notices or lifecycle changes prior to procurement. Validate package dimensions against PCB footprint requirements.

Power Supply Controllers, Monitors Selection Notes

Select this component when a precise, digitally controlled voltage adjustment is required for 1.19V referenced regulators. It is suitable for applications needing VID programming capabilities without external DACs. Consider the 8-lead SOIC package constraints for board space. Evaluate the 2.7V to 5.5V input range against system supply rails. Ensure the output range meets the target processor voltage requirements.

Power Supply Controllers, Monitors Part Context

This part belongs to the LTC1706 series of voltage programmers. It serves as a specialized PMIC component for managing processor power supplies. The device simplifies voltage setting by replacing traditional resistor dividers with a digital interface. It integrates directly with switching regulators to provide accurate core voltages for high-performance processors.

Power Supply Controllers, Monitors Replacement Considerations

LTC1706EMS-85#PBF is a related variant within the same family offering different VID programming configurations. Verify functional equivalence regarding input/output ranges and package compatibility before substitution.