LTC3829IUHF#TRPBF

DC DC Switching Controllers Overview

The LTC3829IUHF#TRPBF is a synchronous step-down switching controller manufactured by Analog Devices Inc. It features a PolyPhase architecture with three output phases, designed for high-current applications. The device operates within an input voltage range of 4.5V to 38V and supports adjustable switching frequencies between 250kHz and 770kHz. It delivers up to 90A of output current with a regulated voltage range from 600mV to 5V. Packaged in a 38-WFQFN (5x7) surface-mount format, it functions across a temperature range of -40°C to +125°C.

DC DC Switching Controllers Feature Summary

• PolyPhase technology distributes load current across three phases to minimize input and output capacitance requirements.
• Integrated synchronous rectification eliminates the need for external Schottky diodes to improve efficiency.
• Supports digital power management interfaces for system monitoring and control via PMBus-compatible protocols.

DC DC Switching Controllers Applications

• High-density server and workstation power distribution networks
• Telecommunications base station equipment requiring robust voltage regulation
• Industrial automation systems demanding high transient response capabilities

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #TRPBF indicates tape and reel packaging when sourcing components. Confirm that the manufacturer is Analog Devices Inc. and ensure the part number matches the exact 38-pin QFN specification. Cross-reference datasheet revisions to confirm compatibility with existing design parameters before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this component for designs requiring high current density without excessive thermal dissipation. The wide input voltage range accommodates various bus architectures. Ensure the application benefits from the reduced passive component count enabled by the multiphase topology compared to single-phase alternatives.

DC DC Switching Controllers Part Context

This model belongs to the LTC3829 series, which utilizes PolyPhase architecture to manage heavy loads efficiently. It serves as a core controller for advanced DC/DC conversion systems where space constraints and thermal performance are critical design drivers for modern electronic infrastructure.

DC DC Switching Controllers Replacement Considerations

LTC3829EUHF#PBF is a confirmed substitute offering identical electrical specifications but packaged in a tube rather than a tape and reel.

DC DC Switching Controllers FAQ

What is the maximum output current capability of the LTC3829IUHF#TRPBF?

The controller supports up to 90A of output current through its three-phase PolyPhase architecture.

Does the device support external clock synchronization?

No, the datasheet specifies that clock synchronization is not supported for this specific component.