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HomeProductsIntegrated Circuits (ICs)PMIC - Voltage Regulators - DC DC Switching RegulatorsLT3481IDD#PBF
LT3481IDD#PBF Image
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See specifications for product details.

LT3481IDD#PBF - Analog Devices Inc.

Manufacturer Part Number
LT3481IDD#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT3481IDD#PBF
ECAD Model
Parts Description
IC REG BUCK ADJUSTABLE 2A 10DFN
Detailed Description
Package
10-WFDFN Exposed Pad
Data sheet
LTpowerCAD II Quick Start Guide.pdf
LT3481.pdf
RoHs Status
ROHS3 Compliant
In stock: 5073

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Specifications

LT3481IDD#PBF Tech Specifications
Analog Devices Inc. - LT3481IDD#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT3481IDD#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Output (Min/Fixed) 1.265V  
Voltage - Output (Max) 20V  
Voltage - Input (Min) 3.6V  
Voltage - Input (Max) 34V  
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 300kHz ~ 2.8MHz  
Current - Output 2A  
Base Product Number LT3481  

Parts Introduction

Manufacturer Part Number

LT3481IDD#PBF

Manufacturer

Analog Devices

Introduction

The LT3481IDD#PBF is a versatile step-down DC DC switching regulator designed for a wide range of power management applications.

Product Features and Performance

Adjustable output voltage ranging from 1.265V to 20V

Supports input voltage from 3.6V to 34V

Delivers up to 2A of output current

Adjustable switching frequency from 300kHz to 2.8MHz

Operates at a temperature range of -40°C to 125°C

Product Advantages

High flexibility in input voltage suitable for various battery technologies and systems

Adjustable output voltage enables customization for specific circuit requirements

High-frequency operation allows the use of smaller, more cost-effective inductors and capacitors

Thermal performance enhanced by the package's exposed pad

Key Technical Parameters

Voltage - Input (Min): 3.6V

Voltage - Input (Max): 34V

Voltage - Output (Min/Fixed): 1.265V

Voltage - Output (Max): 20V

Current - Output: 2A

Frequency - Switching: 300kHz ~ 2.8MHz

Operating Temperature: -40°C ~ 125°C

Quality and Safety Features

Robust thermal management through the 10-WFDFN exposed pad package

Designed to meet stringent industrial temperature requirements

Compatibility

The surface mount 10-DFN (3x3) package is compatible with modern PCB technology, facilitating easy integration into system designs.

Application Areas

Portable Electronic Devices

Telecommunications

Automotive Systems

Battery-Powered Systems

Product Lifecycle

Active Product Status signifies ongoing production and support, with no current information indicating discontinuation or obsolescence.

Several Key Reasons to Choose This Product

Versatile voltage input and output ranges suitable for a wide array of power supply designs

The adjustable switching frequency enables optimization between efficiency and component size

High output current capability in a compact 10-WFDFN exposed pad package

Robust operation across a broad temperature range makes it suitable for demanding environments

Analog Devices' reputation for reliability and performance in power management solutions

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT3481IDD#PBF

Product Attribute LT3481IDD#PBF LT3481HMSE#TRPBF LT3481IMSE#PBF LT3482EUD#PBF
Part Number LT3481IDD#PBF LT3481HMSE#TRPBF LT3481IMSE#PBF LT3482EUD#PBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Number of Outputs 1 1 1 1
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 150°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 85°C (TA)
Package / Case 10-WFDFN Exposed Pad 10-TFSOP, 10-MSOP (0.118', 3.00mm Width) Exposed Pad 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad 16-WFQFN Exposed Pad
Voltage - Output (Min/Fixed) 1.265V 1.265V 1.265V 5V
Voltage - Input (Min) 3.6V 3.6V 3.6V 2.5V
Topology Buck Buck Buck Boost, Charge Pump
Supplier Device Package 10-DFN (3x3) 10-MSOP-EP 10-MSOP-EP 16-QFN (3x3)
Series - - - -
Frequency - Switching 300kHz ~ 2.8MHz 300kHz ~ 2.8MHz 300kHz ~ 2.8MHz 650kHz ~ 1.1MHz
Package Tube Tape & Reel (TR) Tube Tube
Base Product Number LT3481 LT3481 LT3481 LT3482
Voltage - Input (Max) 34V 34V 34V 16V
Output Configuration Positive Positive Positive Positive
Function Step-Down Step-Down Step-Down Step-Up
Voltage - Output (Max) 20V 20V 20V 90V
Output Type Adjustable Adjustable Adjustable Adjustable
Synchronous Rectifier No No No No
Current - Output 2A 2A 2A 280mA (Switch)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount

LT3481IDD#PBF Datasheet PDF

Download LT3481IDD#PBF pdf datasheets and Analog Devices Inc. documentation for LT3481IDD#PBF - Analog Devices Inc..

Datasheets
LTpowerCAD II Quick Start Guide.pdf LT3481.pdf
Getting Started Guide
LTpowerPlanner III Quick Start Guide.pdf
Environmental Information
Material Declaration LT3481IDD#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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LT3481IDD#PBF Image

LT3481IDD#PBF

Analog Devices Inc.
32D-LT3481IDD#PBF

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