LTC3868EUH#PBF

$7.79

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

SKU:34216322b7ac Category: DC DC Switching Controllers Brand: Analog Devices Inc.

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Product introduction

LTC3868EUH#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 LTC3868EUH#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 LTC3868EUH#PBF

LTC3868EUH#PBF

DC DC Switching Controllers Overview

The LTC3868EUH#PBF is a low quiescent current, dual two-phase synchronous step-down DC/DC controller manufactured by Analog Devices Inc. It operates with an input voltage range of 4V to 24V and supports output voltages from 800mV to 14V. The device delivers up to 25A per phase with a switch frequency adjustable between 75kHz and 850kHz. Quiescent current is typically 170µA, and load regulation is specified at 0.01%. It features a QFN-28 package and functions within a temperature range of -40°C to +85°C.

DC DC Switching Controllers Feature Summary

Dual independent channels for synchronized or asynchronous operation
Low quiescent current architecture for extended battery life
Precision tracking and soft-start capabilities for controlled power sequencing
Integrated OPTI-LOOP compensation for stable transient response

DC DC Switching Controllers Applications

Automotive always-on systems
Distributed DC power systems
Battery-operated digital devices
Industrial point-of-load conversion

DC DC Switching Controllers Procurement Notes

Verify the specific suffix #PBF indicates lead-free RoHS compliance when sourcing. Confirm the EUH package variant matches the required thermal pad footprint. Check manufacturer lifecycle status as availability may be restricted. Ensure the operating temperature grade aligns with system requirements.

DC DC Switching Controllers Selection Notes

Select this component for applications requiring high efficiency and low standby power consumption. The dual-channel design allows for flexible power rail generation. Consider the external MOSFET selection to support the 25A current capability. Evaluate the PCB layout constraints associated with the QFN-28 package for optimal thermal performance.

DC DC Switching Controllers Part Context

This part belongs to the LTC3868 family of low IQ synchronous buck controllers. It is designed to drive all N-channel synchronous power MOSFET stages. The device utilizes a constant frequency current mode architecture. It distinguishes itself through low noise operation and precise voltage regulation.