LTC3871ILXE-1#PBF

DC DC Switching Controllers Overview

The LTC3871ILXE-1#PBF is a high-performance bidirectional buck or boost switching regulator controller from Analog Devices. It supports input and output voltages ranging from 1.2 V to 100 V, with a maximum output current of 30 A. The device operates at a fixed switching frequency of 500 kHz and features a low static current of 8 mA. Designed for surface mount installation in an LQFP-48 package, it functions within an operating temperature range of -40°C to +125°C. This component enables flexible power conversion topologies suitable for demanding energy management applications.

DC DC Switching Controllers Feature Summary

• Bidirectional operation capability allowing seamless transition between buck and boost modes on demand
• Supports PolyPhase architecture for multi-phase synchronization and load sharing
• Integrated clock synchronization and phase control for optimized ripple cancellation
• Comprehensive protection features including current limiting, soft start, and shutdown control

DC DC Switching Controllers Applications

• High efficiency polyphase bidirectional charger supplies
• Battery management systems requiring reversible power flow
• Industrial power distribution networks with voltage regulation needs
• Energy storage interfaces managing charge and discharge cycles

DC DC Switching Controllers Procurement Notes

Verify component authenticity through authorized Analog Devices channels due to limited supply status. Confirm package integrity and moisture sensitivity handling requirements prior to assembly. Cross-reference datasheet specifications against design requirements to ensure compatibility with system voltage and thermal constraints. Validate supplier documentation for RoHS compliance and traceability records before integration into production workflows.

DC DC Switching Controllers Selection Notes

Select this controller when designing systems requiring bidirectional power flow between high voltage rails and battery sources. Consider the 1.2 V to 100 V operating range and 30 A current capacity for appropriate sizing. Evaluate thermal performance within the -40°C to +125°C range for environmental suitability. Ensure PCB layout supports the LQFP-48 package and adequate heat dissipation for continuous operation under peak loads.

DC DC Switching Controllers Part Context

Part of the LTC3871 series, this controller belongs to Analog Devices' portfolio of advanced power management integrated circuits. It complements other PMIC solutions by offering specialized bidirectional control capabilities. The device integrates with development tools like DC2348A-A and DC2348A-B for evaluation purposes, facilitating rapid prototyping of complex power architectures.

DC DC Switching Controllers Replacement Considerations

No public confirmed substitute part numbers are available.