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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLT3971EDD#PBF
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LT3971EDD#PBF - Analog Devices Inc.

Manufacturer Part Number
LT3971EDD#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT3971EDD#PBF
ECAD Model
Parts Description
IC REG BUCK ADJ 1.2A 10DFN
Package
10-WFDFN Exposed Pad
Data sheet
LTpowerCAD II User Guide.pdf
LTpowerCAD II Quick Start Guide.pdf
LT3971(-3.3,-5) Datasheet.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 6319

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Specifications

LT3971EDD#PBF Tech Specifications
Analog Devices Inc. - LT3971EDD#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT3971EDD#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Output (Min/Fixed) 1.19V  
Voltage - Output (Max) 30V  
Voltage - Input (Min) 4.3V  
Voltage - Input (Max) 38V  
Topology Buck  
Synchronous Rectifier No  
Supplier Device Package 10-DFN (3x3)  
Series -  
Package / Case 10-WFDFN Exposed Pad  
Product Attribute Attribute Value  
Package Tube  
Output Type Adjustable  
Output Configuration Positive  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Function Step-Down  
Frequency - Switching 200kHz ~ 2MHz  
Current - Output 1.2A  
Base Product Number LT3971  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

LT3971EDD#PBF

Manufacturer

analog-devices

Introduction

The LT3971EDD#PBF is a high-efficiency, synchronous step-down switching regulator capable of delivering up to 1.2A of output current. It operates from an input voltage range of 4.3V to 38V and can provide an adjustable output voltage from 1.19V to 30V. The device features a wide switching frequency range of 200kHz to 2MHz, making it suitable for a variety of applications.

Product Features and Performance

Wide input voltage range of 4.3V to 38V

Adjustable output voltage from 1.19V to 30V

Maximum output current of 1.2A

Switching frequency range of 200kHz to 2MHz

Synchronous rectification for improved efficiency

Thermal shutdown and current limit protection

Small 10-pin DFN package with exposed thermal pad

Product Advantages

High efficiency over a wide range of load conditions

Compact size and low component count

Flexible output voltage configuration

Robust protection features for reliable operation

Suitable for a variety of power supply applications

Key Reasons to Choose This Product

Excellent performance and efficiency in a small package

Versatile input and output voltage range for diverse applications

Reliable protection features for safe and stable operation

Easy integration and design flexibility

Quality and Safety Features

Thermal shutdown protection

Current limit protection

Robust design for reliable performance

Compatibility

The LT3971EDD#PBF is compatible with a wide range of electronic devices and systems that require a high-efficiency, adjustable step-down power supply.

Application Areas

Industrial and commercial power supplies

Automotive and transportation systems

Consumer electronics

Telecommunications and networking equipment

Medical and industrial instrumentation

Product Lifecycle

The LT3971EDD#PBF is an active product and is currently in production. There are no direct equivalent or alternative models available from Analog Devices at this time. For the latest product information or availability, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT3971EDD#PBF

Product Attribute LT3971EDD#PBF LT3971EDD-3.3#TRPBF LT3971EDD#TRPBF LT3970IMS-5#TRPBF
Part Number LT3971EDD#PBF LT3971EDD-3.3#TRPBF LT3971EDD#TRPBF LT3970IMS-5#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Voltage - Output (Min/Fixed) 1.19V 3.3V 1.19V 5V
Topology Buck Buck Buck Buck
Voltage - Input (Max) 38V 38V 38V 40V
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Number of Outputs 1 1 1 1
Function Step-Down Step-Down Step-Down Step-Down
Supplier Device Package 10-DFN (3x3) 10-DFN (3x3) 10-DFN (3x3) 10-MSOP
Package / Case 10-WFDFN Exposed Pad 10-WFDFN Exposed Pad 10-WFDFN Exposed Pad 10-TFSOP, 10-MSOP (0.118', 3.00mm Width)
Output Type Adjustable Fixed Adjustable Fixed
Current - Output 1.2A 1.2A 1.2A 350mA
Package Tube Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Series - - - -
Synchronous Rectifier No No No No
Voltage - Input (Min) 4.3V 4.3V 4.3V 4.2V
Frequency - Switching 200kHz ~ 2MHz 200kHz ~ 2MHz 200kHz ~ 2MHz 200kHz ~ 2.25MHz
Voltage - Output (Max) 30V - 30V -
Base Product Number LT3971 LT3971 LT3971 LT3970
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Output Configuration Positive Positive Positive Positive

LT3971EDD#PBF Datasheet PDF

Download LT3971EDD#PBF pdf datasheets and Analog Devices Inc. documentation for LT3971EDD#PBF - Analog Devices Inc..

HTML Datasheet
LTpowerCAD II User Guide.pdf LTpowerCAD II Quick Start Guide.pdf LT3971(-3.3,-5) Datasheet.pdf
Environmental Information
Material Declaration LT3971EDD#PBF.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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LT3971EDD#PBF

Analog Devices Inc.
32D-LT3971EDD#PBF

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