LTC3886EUKG-1#PBF

DC DC Switching Controllers Overview

The LTC3886EUKG-1#PBF is a dual PolyPhase DC/DC synchronous step-down switching regulator controller manufactured by Analog Devices. It features an I2C-based PMBus compliant serial interface for digital power management. The device operates with a constant-frequency, current-mode architecture and supports high voltage input and output capabilities. Key electrical parameters include a 4.5 V to 60 V operating supply voltage range, adjustable output voltages from 500 mV to 13.8 V, and support for up to 100 A output current. The switch frequency is programmable between 100 kHz and 750 kHz. It utilizes DCR sensing for accurate current monitoring and includes programmable loop compensation.

DC DC Switching Controllers Feature Summary

• Dual channel PolyPhase architecture for high current delivery
• I2C-based PMBus compatible serial interface for digital control
• DCR (DC Resistance) sensing capability for precise current monitoring
• Programmable loop compensation and switch frequency

DC DC Switching Controllers Applications

• High performance computing platforms requiring multi-phase power
• Industrial distributed power systems
• Telecommunications infrastructure power supplies
• Server and storage subsystems

DC DC Switching Controllers Procurement Notes

Verify the specific suffix -1#PBF against the manufacturer's official datasheet to confirm pinout and functional compatibility. Ensure the application circuit supports the 60 V maximum input rating. Confirm that the QFN-52 package thermal requirements are met in the final design. Cross-reference the part number with authorized distributors to avoid counterfeit components.

DC DC Switching Controllers Selection Notes

Select this component when designing systems requiring dual independent buck outputs with high total current capacity. The integrated PMBus interface makes it suitable for applications needing remote monitoring and configuration. Consider the 60 V input range if interfacing with higher voltage bus architectures. Verify that the external MOSFETs can handle the specified current levels associated with the PolyPhase operation.

DC DC Switching Controllers Part Context

This controller belongs to the LTC3886 family of dual PolyPhase controllers designed for demanding power applications. It complements other Analog Devices power management solutions by providing robust digital control and high-efficiency conversion. The device is part of a broader ecosystem including development kits like DC2454A for evaluation purposes.

DC DC Switching Controllers Replacement Considerations

LTC3886EUKG-1#PBF is the direct equivalent part number. Check for availability of the base LTC3886 series if specific suffixes are discontinued. No alternative part numbers are explicitly confirmed as direct substitutes in the provided documentation.