LT8210AUJ-1#PBF

Overview

The LT8210AUJ-1#PBF is a synchronous four-switch buck-boost DC/DC controller manufactured by Analog Devices. It operates with an input voltage range of 2.8V to 100V and features a quiescent current of 15uA. The device supports switching frequencies from 80kHz to 400kHz and utilizes a 40-WFQFN (6x6) exposed pad package. It provides positive output configuration with integrated synchronous rectification, clock synchronization, and comprehensive control features including current limiting, soft start, and phase control.

Feature Summary

• Supports buck, boost, and buck-boost topologies with four-switch synchronous architecture
• Operates within a wide input voltage range up to 100V with low quiescent current
• Includes integrated control features such as current limit, enable, frequency control, and phase control
• Features clock synchronization capability and power good indication

Applications

• Industrial power supply systems requiring wide input voltage ranges
• Battery-powered equipment utilizing lithium-ion or multi-cell battery configurations
• Automotive electronics operating under varying line conditions
• Distributed power architectures in communication infrastructure

Procurement Notes

Verify component authenticity through authorized Analog Devices distributors or direct manufacturer channels. Confirm RoHS compliance status and lead times prior to ordering. Note that availability may be restricted due to limited supply conditions. Ensure proper handling procedures for moisture-sensitive devices are followed during storage and assembly processes.

Selection Notes

Select this controller for applications demanding high input voltage tolerance and efficient energy conversion across multiple operating modes. Consider the 40-QFN package for compact board layouts. Evaluate thermal performance requirements given the exposed pad design. Verify compatibility with external MOSFETs and passive components for the target switching frequency and load current specifications.

Part Context

This component belongs to the LT8210 series of power management ICs designed for flexible DC/DC conversion. It serves as a core control element in non-isolated power stages, enabling precise regulation in complex power distribution networks. The part integrates advanced control logic to optimize efficiency across varying load and line conditions.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official Analog Devices resources for potential cross-references or updated product line replacements.