LTC4098EPDC#PBF

Battery Management Overview

The LTC4098EPDC#PBF is a high-efficiency USB PowerPath controller and full-featured Li-Ion/Polymer battery charger manufactured by Analog Devices. It seamlessly manages power distribution from multiple sources, including USB, wall adapters, automotive supplies, Firewire, or other high-voltage DC/DC converters, alongside a Li-Ion or Lithium Polymer battery. The device features a switching regulator that automatically limits input current for USB compatibility and interfaces with external regulators for higher voltage applications. It utilizes Bat-Track optimized charging to maximize application power while reducing heat in high-density designs.

Battery Management Feature Summary

• Seamlessly manages power distribution from multiple sources including USB, wall adapters, automotive, Firewire, or high-voltage DC/DC converters alongside a Li-Ion/Polymer battery
• Switching regulator automatically limits input current for USB compatibility and interfaces with external switching regulators for automotive and high-voltage applications
• Bat-Track optimized charging provides maximum power to the application and reduces heat in high power density designs

Battery Management Applications

• High efficiency USB power path controllers
• Full-featured Li-Ion/Polymer battery chargers
• Automotive battery management systems
• Portable devices requiring multi-source power management

Battery Management Procurement Notes

Verify the specific suffix EPDC against official Analog Devices documentation to confirm package type and temperature range. Confirm availability status as supply conditions may vary. Ensure the selected variant matches the required battery chemistry (Li-Ion/Li-Po) and input voltage specifications for the target application before procurement.

Battery Management Selection Notes

Select this component when designing systems requiring seamless power path management between USB and auxiliary high-voltage sources. It is suitable for applications needing automatic input current limiting for USB compliance and efficient charging of Li-Ion or Lithium Polymer batteries. Consider the QFN package constraints and thermal requirements for high-power density implementations.

Battery Management Part Context

The LTC4098 series includes variants such as LTC4098EUDC and LTC4098EUDC-1, which share similar functionalities but may differ in specific electrical characteristics or packaging options. The EPDC suffix typically denotes a specific package configuration and operating temperature range within the Analog Devices portfolio. Evaluation boards like DC1303A are available for design verification.

Battery Management Replacement Considerations

Direct substitutes include other LTC4098 variants such as LTC4098EUDC#PBF or LTC4098EUDC-1#PBF, provided the package and electrical parameters match the design requirements. Verify pinout compatibility and thermal performance when considering alternative packages within the same family.