LTC4156IUFD#PBF

Battery Chargers Overview

The LTC4156IUFD#PBF is a dual-input power manager and LiFePO4 battery charger from Analog Devices. It integrates two synchronous buck converters for independent input power management and charging control. The device supports inputs from solar panels, USB ports, or wall adapters. It features a 3.5A charge current capability with programmable limits. The IC operates within a wide input voltage range and includes comprehensive protection mechanisms such as thermal regulation and fault monitoring. It is housed in a 28-lead QFN package.

Battery Chargers Feature Summary

• Dual-input power path management allowing simultaneous connection of multiple energy sources
• Integrated synchronous buck converters for efficient step-down voltage conversion
• Dedicated charging algorithm optimized for Lithium Iron Phosphate (LiFePO4) chemistry
• Programmable charge current and termination logic for controlled battery replenishment

Battery Chargers Applications

• Solar-powered embedded electronics systems
• Industrial equipment requiring redundant power inputs
• Portable devices utilizing LiFePO4 battery packs
• USB-powered applications with auxiliary power sources

Battery Chargers Procurement Notes

Verify the exact suffix against the manufacturer's latest datasheet to confirm pinout and electrical specifications. Confirm availability status as distribution channels may list limited stock or end-of-life conditions. Ensure the package type matches the PCB footprint requirements. Cross-reference the part number with official Analog Devices documentation to avoid counterfeit components.

Battery Chargers Selection Notes

Select this component when dual-input redundancy is required for LiFePO4 batteries. It is suitable for designs needing integrated power path management without external MOSFETs. Consider the thermal performance of the QFN package for high-current applications. Verify that the input voltage ranges of the available sources align with the converter specifications.

Battery Chargers Part Context

This part belongs to the LTC4156 family of dual-input power managers. It is designed specifically for applications requiring robust power management from diverse sources like solar and USB. The device simplifies system design by integrating power switching and charging functions into a single solution.

Battery Chargers Replacement Considerations

Check for updated versions within the LTC4156 series. Consult Analog Devices for direct replacements if discontinuation occurs. Ensure any substitute maintains dual-input support and LiFePO4 compatibility.