ADP3171JR-REEL7

$0.39

Description：SYNCHRONOUS BUCK CONTROLLER
Series：ADP3171
Mfr：Analog Devices Inc.
Package：Bulk

SKU:b1056274cacc Category: Voltage Regulators - Linear + Switching Brand: Analog Devices Inc.

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Product introduction

ADP3171JR-REEL7 is listed in the Voltage Regulators - Linear + Switching range at ChipApex. The manufacturer field lists Analog Devices Inc.. Its product description is SYNCHRONOUS BUCK CONTROLLER. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear + Switching specifications for ADP3171JR-REEL7

Description：SYNCHRONOUS BUCK CONTROLLER
Series：ADP3171
Mfr：Analog Devices Inc.
Package：Bulk
Topology：Step-Down (Buck) Synchronous (1), Linear (LDO) (2)
Number of Outputs：3
Frequency - Switching：-
Voltage/Current - Output 1：Fixed, Controller, Controller, 1.2V, -
Voltage/Current - Output 2：Fixed, Controller, Controller, -, -
Voltage/Current - Output 3：Fixed, Controller, Controller, -, -
w/LED Driver：No
w/Supervisor：No
w/Sequencer：Yes
Voltage - Supply：12V
Operating Temperature：0°C ~ 70°C
Mounting Type：Surface Mount
Package / Case：14-SOIC (0.154", 3.90mm Width)
Supplier Device Package：14-SOIC
Grade：-
Qualification：-

Voltage Regulators - Linear + Switching datasheet and documents for ADP3171JR-REEL7

ADP3171JR-REEL7

Voltage Regulators - Linear + Switching Overview

The ADP3171JR-REEL7 is a synchronous buck controller optimized for generating auxiliary processor voltages from a 5 V supply. It delivers a fixed 1.2 V output at up to 15 A using current-mode, constant off-time architecture. The device integrates two on-board linear regulator controllers and supports programmable switching frequencies. Key electrical specifications include total accuracy of ±1% over temperature, short circuit protection, and power good output. It drives N-channel MOSFETs and includes overvoltage protection with crowbar functionality.

Voltage Regulators - Linear + Switching Feature Summary

Integrates dual linear regulator controllers alongside the primary synchronous buck driver
Utilizes current-mode constant off-time architecture for high efficiency
Provides integrated overvoltage protection with crowbar mechanism

Voltage Regulators - Linear + Switching Applications

Converting 5 V main supplies to auxiliary voltages for processors
Generating auxiliary supplies for chipsets
VRM compatible single phase core controller applications

Voltage Regulators - Linear + Switching Procurement Notes

Verify component authenticity through authorized Analog Devices channels due to potential counterfeit risks. Confirm package integrity and pin alignment against official datasheet specifications before integration. Ensure storage conditions comply with moisture sensitivity levels if applicable. Cross-reference ordering part numbers with manufacturer catalogs to avoid obsolete or discontinued variants.

Voltage Regulators - Linear + Switching Selection Notes

Select this component when designing systems requiring a fixed 1.2 V auxiliary rail from a 5 V input. Consider the 15 A current capability relative to external MOSFET and inductor ratings. Evaluate the need for integrated linear regulators for additional low-power rails. Assess thermal management requirements given the power dissipation characteristics of the SOIC-16 package.

Voltage Regulators - Linear + Switching Part Context

The ADP3171 belongs to Analog Devices' family of highly efficient output synchronous buck switching regulator controllers. It is specifically engineered for converting standard 5 V main supplies into precise auxiliary voltages required by modern processors and chipsets. The device simplifies design by integrating multiple control functions into a single compact package.