View All

Please refer to the English Version as our Official Version.Return

Europe
France(Français) Germany(Deutsch) Italy(Italia) Russian(русский) Poland(polski) Czech(Čeština) Luxembourg(Lëtzebuergesch) Netherlands(Nederland) Iceland(íslenska) Hungarian(Magyarország) Spain(español) Portugal(Português) Turkey(Türk dili) Bulgaria(Български език) Ukraine(Україна) Greece(Ελλάδα) Israel(עִבְרִית) Sweden(Svenska) Finland(Svenska) Finland(Suomi) Romania(românesc) Moldova(românesc) Slovakia(Slovenská) Denmark(Dansk) Slovenia(Slovenija) Slovenia(Hrvatska) Croatia(Hrvatska) Serbia(Hrvatska) Montenegro(Hrvatska) Bosnia and Herzegovina(Hrvatska) Lithuania(lietuvių) Spain(Português) Switzerland(Deutsch) United Kingdom(English)
Asia/Pacific
Japan(日本語) Korea(한국의) Thailand(ภาษาไทย) Malaysia(Melayu) Singapore(Melayu) Vietnam(Tiếng Việt) Philippines(Pilipino)
Africa, India and Middle East
United Arab Emirates(العربية) Iran(فارسی) Tajikistan(فارسی) India(हिंदी) Madagascar(malaɡasʲ)
South America / Oceania
New Zealand(Maori) Brazil(Português) Angola(Português) Mozambique(Português)
North America
United States(English) Canada(English) Haiti(Ayiti) Mexico(español)
HomeProductsIntegrated Circuits (ICs)PMIC - LED DriversLT3743IUFD#PBF
LT3743IUFD#PBF Image
Image may be representation.
See specifications for product details.
EXPRESS OPTION
Payment method

LT3743IUFD#PBF - Analog Devices Inc.

Manufacturer Part Number
LT3743IUFD#PBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT3743IUFD#PBF
ECAD Model
Parts Description
IC LED DRIVER CTRLR PWM 28QFN
Package
28-WFQFN Exposed Pad
Data sheet
LT3743.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 4527

Required fields are indicated by an asterisk (*)
Please send RFQ, we will respond immediately.

Quantity
EXPRESS OPTION
Payment method
Our certification

Specifications

LT3743IUFD#PBF Tech Specifications
Analog Devices Inc. - LT3743IUFD#PBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT3743IUFD#PBF

Product Attribute Attribute Value  
Manufacturer Analog Devices, Inc.  
Voltage - Supply (Min) 6V  
Voltage - Supply (Max) 36V  
Voltage - Output -  
Type DC DC Controller  
Topology Step-Down (Buck)  
Supplier Device Package 28-QFN (4x5)  
Series -  
Package / Case 28-WFQFN Exposed Pad  
Package Tube  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 125°C (TJ)  
Number of Outputs 1  
Mounting Type Surface Mount  
Internal Switch(s) No  
Frequency 200kHz ~ 1MHz  
Dimming PWM  
Current - Output / Channel -  
Base Product Number LT3743  
Applications Lighting  

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

LT3743IUFD#PBF

Manufacturer

analog-devices

Introduction

The LT3743IUFD#PBF is a high-performance, highly integrated LED driver controller from Analog Devices. It is designed to provide efficient, reliable, and adjustable power delivery to LED lighting systems. The device offers a wide input voltage range, a high-frequency switching regulator, and advanced dimming capabilities, making it suitable for a variety of LED lighting applications.

Product Features and Performance

Wide input voltage range: 6V to 36V

High-frequency switching regulator: 200kHz to 1MHz

Adjustable output current up to 1A per channel

Supports both DC and PWM dimming

Integrated high-side current sensing and open LED detection

Thermal regulation and overtemperature protection

Extremely low quiescent current

Product Advantages

Highly efficient power conversion

Flexible dimming control

Robust protection features

Compact and space-saving design

Suitable for a wide range of LED lighting applications

Key Reasons to Choose This Product

Versatile and high-performance LED driver solution

Reliable and long-lasting operation

Ease of integration and design flexibility

Cost-effective and energy-efficient

Quality and Safety Features

Meets industrial-grade quality standards

Designed for reliable and safe operation

Thermal protection and overload management

Compatibility

The LT3743IUFD#PBF is compatible with a variety of LED lighting systems and can be used in a wide range of applications, including:

General lighting

Architectural lighting

Automotive lighting

Industrial lighting

Signage and display backlighting

Application Areas

LED-based lighting solutions

Indoor and outdoor lighting

Automotive and transportation lighting

Industrial and commercial lighting

Product Lifecycle

The LT3743IUFD#PBF is an active product, and there are no known plans for discontinuation. However, as technology evolves, there may be equivalent or alternative models available from Analog Devices or other manufacturers. If you have any questions or need assistance in selecting the best product for your application, 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. LT3743IUFD#PBF

Product Attribute LT3743IUFD#PBF LT3743IFE LT3743EUFD#PBF LT3744IUHE#TRPBF
Part Number LT3743IUFD#PBF LT3743IFE LT3743EUFD#PBF LT3744IUHE#TRPBF
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Supplier Device Package 28-QFN (4x5) 28-TSSOP-EP 28-QFN (4x5) 36-QFN (5x6)
Type DC DC Controller DC DC Controller DC DC Controller DC DC Controller
Internal Switch(s) No No No No
Applications Lighting Lighting Lighting -
Number of Outputs 1 1 1 3
Voltage - Supply (Max) 36V 36V 36V 36V
Series - - - -
Topology Step-Down (Buck) Step-Down (Buck) Step-Down (Buck) Step-Down (Buck)
Base Product Number LT3743 LT3743 LT3743 LT3744
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 28-WFQFN Exposed Pad 28-TSSOP (0.173", 4.40mm Width) Exposed Pad 28-WFQFN Exposed Pad 36-WFQFN Exposed Pad
Voltage - Output - - - -
Frequency 200kHz ~ 1MHz 200kHz ~ 1MHz 200kHz ~ 1MHz 1MHz
Package Tube Tube Tube Tape & Reel (TR)
Dimming PWM PWM PWM Analog, PWM
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TA)
Current - Output / Channel - 20A - -
Voltage - Supply (Min) 6V 6V 6V 3.3V

LT3743IUFD#PBF Datasheet PDF

Download LT3743IUFD#PBF pdf datasheets and Analog Devices Inc. documentation for LT3743IUFD#PBF - Analog Devices Inc..

Datasheets
LT3743.pdf
PCN Assembly/Origin
Alt Assembly Site 20/Jan/2022.pdf
Environmental Information
Material Declaration LT3743IUFD#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

View More
LT3743IUFD#PBF Image

LT3743IUFD#PBF

Analog Devices Inc.
32D-LT3743IUFD#PBF

Want a better price? Please Add to Cart, we'll contact you immediately.

0 RFQ
Shopping cart (0 Items)
It is empty.
Compare List (0 Items)
It is empty.
Feedback

Your feedback matters! At Allelco, we value the user experience and strive to improve it constantly.
Please share your comments with us via our feedback form, and we'll respond promptly.
Thank you for choosing Allelco.

Subject
E-mail
Comments
Captcha
Drag or click to upload file
Upload File
types: .xls, .xlsx, .doc, .docx, .jpg, .png and .pdf.
Max file size: 10MB