LTC3787MPUFD#PBF

DC DC Switching Controllers Overview

The LTC3787MPUFD#PBF is a PolyPhase synchronous boost controller manufactured by Analog Devices Inc. It operates within an input voltage range of 4.5V to 38V and supports switching frequencies from 105kHz to 760kHz. The device features a 28-WFQFN exposed pad package with dimensions of 4x5 mm. It provides two output channels for positive output configurations, utilizing synchronous rectification. The controller includes integrated soft start, current limiting, frequency control, and power good functions. It is rated for operation between -40°C and +125°C junction temperature.

DC DC Switching Controllers Feature Summary

• PolyPhase architecture enabling multi-phase boost conversion
• Integrated synchronous rectification drivers
• Programmable switching frequency range
• Built-in protection and control features including soft start

DC DC Switching Controllers Applications

• Industrial power systems
• Telecommunications infrastructure
• Distributed power architectures

DC DC Switching Controllers Procurement Notes

Verify the specific suffix 'MPUFD' against official Analog Devices documentation to confirm military or extended grade specifications. Ensure compatibility with required thermal management solutions for the QFN-28 package. Confirm availability status as supply may be limited. Validate that the PMBus interface requirements align with system design constraints before procurement.

DC DC Switching Controllers Selection Notes

Select this component when high-efficiency multi-phase boost conversion is required within a 38V input limit. Consider the 28-pin QFN package for space-constrained designs requiring robust thermal performance. Evaluate the need for PMBus digital control capabilities versus standard analog pin configurations. Ensure the target application benefits from the low quiescent current and wide frequency adjustability.

DC DC Switching Controllers Part Context

This part belongs to the LTC3787 series of PolyPhase controllers. It is designed for applications demanding high current density and efficiency. The device integrates gate drivers and control logic to manage external MOSFETs. It represents a solution for complex power delivery networks requiring precise regulation and monitoring via digital interfaces.

DC DC Switching Controllers Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.