LTC4066EUF-1#TRPBF

Battery Management Overview

The LTC4066EUF-1#TRPBF is a battery management IC designed for USB-powered devices. It integrates a lithium-ion/polymer charger and a USB power manager within a QFN-16 package. The device supports an input voltage range of 4.5 V to 5.5 V, delivering a regulated output voltage of 4.2 V with a maximum charge current of 700 mA. It features temperature-qualified charging termination and power path management to ensure compliance with USB specifications.

Battery Management Feature Summary

• Integrates a complete power controller combining a timer-terminated CC/CV charger with a USB power manager
• Provides power path management to ensure system operation while connected to a USB source
• Ensures compliance with USB power specifications through integrated monitoring and control logic

Battery Management Applications

• USB-powered portable electronic devices
• Lithium-ion battery charging systems requiring USB compliance
• Power path management in mobile consumer electronics

Battery Management Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm pinout and functional variations. Confirm RoHS compliance status directly from the manufacturer datasheet. Ensure the component matches the required operating temperature range for your specific application environment before finalizing procurement decisions.

Battery Management Selection Notes

Select this component when designing USB-powered systems requiring integrated battery charging and power path management. It is suitable for applications needing a compact solution that manages both charging and system power distribution from a single USB source without external discrete components for basic regulation.

Battery Management Part Context

This part belongs to the LTC4066 series of battery chargers and power managers. It is specifically engineered for USB applications, distinguishing itself by integrating power path management capabilities alongside standard charging functions. The device simplifies design by consolidating multiple power management tasks into a single integrated circuit.

Battery Management FAQ

What is the maximum charge current supported by the LTC4066?

The device supports a maximum charge current of 700 mA for lithium-ion cells.

Does the LTC4066 include power path management?

Yes, it includes integrated power path management to ensure system operation while connected to a USB source.