LTC4000EUFD-1#PBF

Battery Chargers Overview

The LTC4000EUFD-1#PBF is a standalone lithium-ion battery charger controller manufactured by Analog Devices Inc. It operates within an input voltage range of 20 V to 60 V and provides a regulated output voltage of 14.6 V with a maximum output current capability of 5.5 A. The device utilizes a QFN-28 surface-mount package and supports switching frequencies between 75 kHz and 850 kHz. Designed for high-efficiency power management, it integrates synchronous rectification and features low quiescent current operation suitable for portable applications requiring robust charging profiles.

Battery Chargers Feature Summary

• Supports wide input voltage ranges from 20 V to 60 V for versatile power source compatibility
• Integrates synchronous rectification to maximize charging efficiency
• Features programmable switching frequency to optimize external component size
• Includes comprehensive protection mechanisms for safe battery charging operations

Battery Chargers Applications

• Lithium-ion battery charging systems
• Portable electronic devices
• Industrial equipment power management
• Telecommunications infrastructure backup power

Battery Chargers Procurement Notes

Verify the specific suffix #PBF indicates lead-free compliance when sourcing. Confirm package type matches design requirements as variations exist within the family. Check manufacturer documentation for latest revision status before finalizing procurement plans. Ensure supply chain channels are authorized to guarantee component authenticity and traceability.

Battery Chargers Selection Notes

Select this component when input voltages exceed standard USB or single-cell limits. Evaluate thermal performance based on the 5.5 A output requirement in the target enclosure. Compare switching frequency options against available inductor sizes. Verify that the QFN-28 footprint aligns with existing PCB layout constraints and manufacturing capabilities.

Battery Chargers Part Context

This part belongs to the LTC4000 series of battery chargers designed for high-voltage inputs. It serves as a core control element in power management integrated circuits (PMIC) for rechargeable systems. The EUFD-1 designation specifies the temperature grade and package variant within the broader product line managed by Analog Devices Inc.

Battery Chargers Replacement Considerations

Consult official substitution guides for compatible alternatives within the same product family. Verify pinout compatibility and electrical specifications before considering cross-brand replacements. Ensure any substitute maintains support for the required 20 V to 60 V input range.