LTC3868IUH#PBF

$8.27

Description：IC REG CTRLR BUCK 32QFN
Series：PolyPhase®
Mfr：Analog Devices Inc.
Package：Tube

SKU:a5e01a994273 Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC3868IUH#PBF 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 32QFN. Review the specifications below when checking this part for your BOM.

DC DC Switching Controllers specifications for LTC3868IUH#PBF

Description：IC REG CTRLR BUCK 32QFN
Series：PolyPhase®
Mfr：Analog Devices Inc.
Package：Tube
Output Type：Transistor Driver
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：4V ~ 24V
Frequency - Switching：105kHz ~ 835kHz, 350kHz ~ 535kHz
Duty Cycle (Max)：99.40%
Synchronous Rectifier：Yes
Clock Sync：No
Serial Interfaces：-
Control Features：Current Limit, Enable, Frequency Control, Phase Control, Power Good, Soft Start
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：32-WFQFN Exposed Pad
Supplier Device Package：32-QFN (5x5)
Grade：-
Qualification：-

DC DC Switching Controllers datasheet and documents for LTC3868IUH#PBF

LTC3868IUH#PBF

DC DC Switching Controllers Overview

The LTC3868IUH#PBF is a low IQ, dual, 2-phase synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4 V to 24 V and supports output voltages from 800 mV to 14 V. The device delivers up to 25 A per phase and features a switchable frequency between 75 kHz and 850 kHz. Quiescent current is 170 uA, with load regulation at 0.01%. It is housed in a QFN-28 package and functions within a temperature range of -40°C to +85°C.

DC DC Switching Controllers Feature Summary

Dual-channel architecture providing independent control for two synchronous buck phases
Low quiescent current operation designed for high efficiency across varying load conditions
Integrated soft-start and tracking capabilities for controlled power-up sequences

DC DC Switching Controllers Applications

Industrial distributed power systems
Telecommunications infrastructure equipment
Point-of-load regulation for processors and FPGAs

DC DC Switching Controllers Procurement Notes

Verify the specific suffix against official documentation, as variations may exist. Confirm availability status directly with authorized distributors due to potential supply constraints. Ensure the component meets RoHS compliance requirements for your region. Cross-reference the datasheet revision date to confirm technical specifications match your design needs before finalizing procurement orders.

DC DC Switching Controllers Selection Notes

Select this controller when designing dual-phase buck converters requiring low standby power consumption. It is suitable for applications needing wide input voltage ranges up to 24 V. Consider thermal management requirements for the QFN-28 package under full load conditions. Verify that the external components support the selected switching frequency range for optimal performance.

DC DC Switching Controllers Part Context

This component belongs to the LTC3868 family of power management ICs. It is part of Analog Devices' portfolio of synchronous step-down controllers. The device is designed to replace older generation regulators offering improved efficiency and lower operating currents. It complements other PMIC solutions in complex multi-rail power architectures.