LTC4162EUFD-FSTM#TRPBF

Battery Management Overview

The LTC4162EUFD-FSTM#TRPBF is a monolithic synchronous step-down switching battery charger and PowerPath manager designed for lithium iron phosphate (LiFePO4) batteries. It supports an input voltage range of 4.5 V to 35 V and delivers up to 3.2 A output current. The device integrates power path management to seamlessly distribute power between input sources, such as wall adapters or solar panels, and the battery. Operating within a temperature range of -40°C to +125°C, it is housed in a 28-lead QFN package.

Battery Management Feature Summary

• Integrates synchronous step-down switching regulator with integrated PowerPath manager
• Supports rechargeable lithium iron phosphate (LiFePO4) battery chemistries
• Manages power distribution from multiple input sources including USB PD and solar panels

Battery Management Applications

• USB Power Delivery based battery chargers
• Solar panel powered charging systems
• Wall adapter powered portable devices

Battery Management Procurement Notes

Verify the specific suffix FSTM against official Analog Devices documentation to confirm LiFePO4 compatibility and tape-and-reel packaging. Ensure the component meets RoHS standards and check for any regional sales restrictions before procurement.

Battery Management Selection Notes

Select this part for applications requiring high-efficiency charging of single-cell LiFePO4 batteries. It is suitable for designs needing robust power path management from diverse inputs like USB-C PD or photovoltaic sources within a wide input voltage range.

Battery Management Part Context

This component belongs to the LTC4162 family of advanced battery chargers. Variants within this series are differentiated by battery chemistry support, such as Lithium-Ion, Lead-Acid, and LiFePO4, allowing designers to choose the appropriate IC for specific energy storage requirements.

Battery Management Replacement Considerations

Consult official substitution lists for equivalent LiFePO4 chargers. Verify pinout compatibility and thermal performance when considering alternative models from other manufacturers.