LTC3856IFE#TRPBF

$4.85

Description：IC REG CTRLR BUCK 38TSSOP
Series：PolyPhase®
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)

SKU:7284dc233e1a Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC3856IFE#TRPBF is listed in the DC DC Switching Controllers range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is IC REG CTRLR BUCK 38TSSOP. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC3856IFE#TRPBF

Description：IC REG CTRLR BUCK 38TSSOP
Series：PolyPhase®
Mfr：Analog Devices Inc.
Package：Tape & Reel (TR)
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：4.5V ~ 38V
Frequency - Switching：250kHz ~ 770kHz
Duty Cycle (Max)：94%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start, Tracking
Operating Temperature：-40°C ~ 125°C (TJ)
Mounting Type：Surface Mount
Package / Case：38-TFSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package：38-TSSOP-EP
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LTC3856IFE#TRPBF

LTC3856IFE#TRPBF

DC DC Switching Controllers Overview

The LTC3856IFE#TRPBF is a dual-channel, high-efficiency synchronous step-down DC/DC controller designed for demanding computing applications. It operates with an input voltage range of 4.5 V to 38 V and supports output voltages from 600 mV to 5 V. The device delivers up to 60 A of output current across two phases. It features a programmable switching frequency between 250 kHz and 770 kHz and includes an internal differential amplifier for precise remote sensing. The component functions reliably within an operating temperature range of -40°C to +125°C.

DC DC Switching Controllers Feature Summary

Integrates an internal differential amplifier to enable true remote sensing of regulated supply terminals for high-current accuracy.
Supports phase-locked operation allowing expansion into multi-phase configurations for increased current capacity.
Includes OPTI-LOOP compensation to optimize transient response across varying output capacitance and ESR values.

DC DC Switching Controllers Applications

Intel mobile CPU core voltage regulation
Server processor power delivery systems
High-density point-of-load conversion modules

DC DC Switching Controllers Procurement Notes

Verify the specific suffix against official Analog Devices documentation to confirm package type and temperature grade. Confirm RoHS compliance status directly with the manufacturer or authorized distributors. Ensure the ordering part number matches the required pin configuration and thermal performance specifications for your design.

DC DC Switching Controllers Selection Notes

Select this controller when designing systems requiring high current density and precise voltage regulation for complex processors. Evaluate the need for external MOSFET selection based on the 60 A total current capability and switching frequency settings. Consider the benefits of remote sensing integration to minimize load line regulation errors in PCB layout.

DC DC Switching Controllers Part Context

This component belongs to the LTC3856 series of synchronous step-down controllers. It is engineered specifically for powering advanced microprocessors that require fast transient response and high efficiency. The device represents a specialized solution within Analog Devices' portfolio for high-performance computing power management.