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HomeProductsIntegrated Circuits (ICs)PMIC - LED DriversLT3743EUFD#TRPBF
LT3743EUFD#TRPBF Image
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See specifications for product details.

LT3743EUFD#TRPBF - Analog Devices Inc.

Manufacturer Part Number
LT3743EUFD#TRPBF
Manufacturer
Analog Devices, Inc.
Allelco Part Number
32D-LT3743EUFD#TRPBF
ECAD Model
Parts Description
IC LED DRIVER CTRLR PWM 28QFN
Detailed Description
Package
28-WFQFN Exposed Pad
Data sheet
LT3743.pdf
RoHs Status
ROHS3 Compliant
In stock: 4329

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Quantity

Specifications

LT3743EUFD#TRPBF Tech Specifications
Analog Devices Inc. - LT3743EUFD#TRPBF technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc. - LT3743EUFD#TRPBF

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 Tape & Reel (TR)  
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  

Parts Introduction

Manufacturer Part Number

LT3743EUFD#TRPBF

Manufacturer

Analog Devices

Introduction

Power Management Integrated Circuit for LED Driving Solutions

Product Features and Performance

High Efficiency Step-Down (Buck) DC DC Controller

Adjustable Frequency from 200kHz to 1MHz

PWM Dimming Capability for Efficient Power Usage

Operates in a Wide Supply Voltage Range from 6V to 36V

Designed for Single Output LED Applications

Supports a Wide Operating Temperature Range from -40°C to 125°C

Product Advantages

Flexible Frequency Adjustment for Optimized Performance

No Internal Switch Increases Design Customization

Highly Efficient Power Conversion for LED Applications

Robust Thermal Performance with WFQFN Exposed Pad Package

Surface Mount Technology Compatible for Modern PCB Assemblies

Key Technical Parameters

Topology: Step-Down (Buck)

Voltage - Supply (Min): 6V

Voltage - Supply (Max): 36V

Frequency: 200kHz to 1MHz

Operating Temperature Range: -40°C to 125°C

Quality and Safety Features

Built-in Thermal Protection

Durable Design Suitable for Industrial Temperature Ranges

Compatibility

Compatible with Various LEDs for Lighting Applications

Surface Mount Technology Compatible with Standard Mounting Equipment

Application Areas

LED Lighting

Architectural Lighting

Automotive Lighting

Industrial Lighting Systems

Product Lifecycle

Product Status: Active

Scheduled for Continuation with No Immediate Discontinuation

Replacement and Upgrade Options Available if Necessary

Several Key Reasons to Choose This Product

Wide Voltage Range Tailored for Diverse LED Lighting Applications

High Frequency Options Providing Design Flexibility

Durable for Use in Various Temperature Extremes

Compatible with Standard Mounting and LED Driving Systems

Proven Manufacturer with Reliable Support and Device Quality

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc. LT3743EUFD#TRPBF

Product Attribute LT3743EUFD#TRPBF LT3743EFE#PBF LT3745EUJ#PBF LT3743IFE
Part Number LT3743EUFD#TRPBF LT3743EFE#PBF LT3745EUJ#PBF LT3743IFE
Manufacturer Analog Devices Inc. Analog Devices Inc. Analog Devices Inc. Analog Devices Inc.
Current - Output / Channel - - 75mA 20A
Package / Case 28-WFQFN Exposed Pad 28-TSSOP (0.173", 4.40mm Width) Exposed Pad 40-WFQFN Exposed Pad 28-TSSOP (0.173", 4.40mm Width) Exposed Pad
Dimming PWM PWM PWM PWM
Voltage - Supply (Min) 6V 6V 6V 6V
Voltage - Supply (Max) 36V 36V 55V 36V
Internal Switch(s) No No No No
Applications Lighting Lighting Backlight, Signage Lighting
Voltage - Output - - 36V -
Number of Outputs 1 1 16 1
Type DC DC Controller DC DC Controller DC DC Controller DC DC Controller
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Series - - - -
Frequency 200kHz ~ 1MHz 200kHz ~ 1MHz 200kHz ~ 1MHz 200kHz ~ 1MHz
Operating Temperature -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ) -40°C ~ 125°C (TJ)
Package Tape & Reel (TR) Tube Tube Tube
Supplier Device Package 28-QFN (4x5) 28-TSSOP-EP 40-QFN (6x6) 28-TSSOP-EP
Base Product Number LT3743 LT3743 LT3745 LT3743
Topology Step-Down (Buck) Step-Down (Buck) Step-Down (Buck) Step-Down (Buck)

LT3743EUFD#TRPBF Datasheet PDF

Download LT3743EUFD#TRPBF pdf datasheets and Analog Devices Inc. documentation for LT3743EUFD#TRPBF - Analog Devices Inc..

Datasheets
LT3743.pdf
Other Related Documents
Tape and Reel Packaging.pdf
PCN Assembly/Origin
Alt Assembly Site 20/Jan/2022.pdf
Environmental Information
Material Declaration LT3743EUFD#TRPBF.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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LT3743EUFD#TRPBF Image

LT3743EUFD#TRPBF

Analog Devices Inc.
32D-LT3743EUFD#TRPBF

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